Carles Mateo's blog

TitleViewsCreation DateCategoriesTags
Performance of several languages191,5172014-10-13 04:26:37Web development, Virtualization, Performance, Cloud providers, Software developmentPerformance, PHP, C, Java, Python, Symfony, Assembler, Perl, Go, Ruby, Bash, JIT Compilers, Luajit, Pypy, Cliff Click, HHVM - Facebook's Hip Hop Virtual Machine, Lua, objdump, Assembler AT&T syntax, Assembler Intel syntax, node.js, Gambas, Phantomjs, PHP 7, PHP 5.6, PHP 5.5, PHP 5.4
Stopping and investigating a WordPress xmlrpc.php attack153,2022014-08-30 22:21:13Virtualization, Performance, Troubleshoot, Security, Databases, MySQL, CMS, WordPressAmazon EC2, PHP, DoS, WordPress, xmlrpc, Spam, Apache, MySQL, Plugins WordPress, Slow queries
Stopping a BitTorrent DDoS attack90,4722015-01-23 21:55:35Performance, TroubleshootGET, EzPublish, DoS, WordPress, Symfony, DDoS, SYN Flood, Pirates, Amazon c4.8xlarge, Laravel Framework, Magento, Drupal, Joomla, iptables, Firewall, BitTorrent
Using Windows 10 Appliance in Ubuntu Virtual Box 4.3.1037,0452015-08-23 06:42:44Web development, Virtualization, Troubleshoot, Casual techWindows 10, Microsoft, Ubuntu 14.04, Virtual Box, Bless Hex Editor
Stopping definitively the massive Distributed DoS attack35,5402015-02-01 12:27:16Bandwidth, Performance, Troubleshoot, OperationsDoS, DDoS, iptables
Improving performance in PHP33,4482014-08-11 02:02:42Operation costs, Web development, Virtualization, Performance, Cloud providers, NoSql, Software developmentPerformance, Cassandra, PHP, C, C extensions, RAM, Ramdisk, Database Sharding
Java validation Classes for Keyboard30,6302020-12-15 23:30:49Software development, JavaJava, java.util.Scanner, Data Validation
Creating a Content Filter for Postfix in PHP28,4482016-06-30 12:43:19Software development, DevOpsPHP, postfix, content filters, SMTP
Install Windows Subsystem for Linux, WSL 2 on Windows 10 64 bit, with Ubuntu, solution to error WslRegisterDistribution failed with error: 0x8007005728,2312021-01-13 21:48:13Virtualization, Operating Systems, Windows 10 ProMap-Reduce, Debian, htop, Windows 10, Linux, CTOP.py, ETL, WSL - Windows Subsystem for Linux, GitBash, Powershell, Kali Linux
Scaling phantomjs with PHP25,2372015-06-17 15:55:04Bandwidth, Web development, TroubleshootPhantomjs, nodejs, SSL, Advisor, ghost-town
CSort multithread versus QuickSort with Java Source Code25,1042017-03-26 19:40:14Performance, Software development, AlgorithmsJava, csort, Quicksort, MultiThreading
NAS and Gigabit22,0922013-08-18 14:54:43Amazon EC2, Bandwidth, Data Centers, Hardware, NAS, Rack Servers, Virtualization, Performance, Cloud providersAmazon EC2, Gigabit, NAS, Common Errors, Rack Servers, Blade Servers, Performance, Unix command: dd, disks: SATA, disks: SAS, disks: SSD, Mellanox
ZFS Improving iSCSI performance for Block Devices (trick for Volumes)18,5482018-10-19 11:18:53NAS, Performance, StorageZFS, zvol, iSCSI
Solving Oracle error ORA 600 [KGL-heap-size-exceeded]17,9062021-02-01 19:38:37Web development, Troubleshoot, SRE, OracleOracle 10g, Oracle, Error ORA 600, KGL-heap-size-exceeded
csort, my algorithm that heavily beats quicksort17,8502015-05-25 23:09:56Performance, Software developmentPHP, C, Java, JIT Compilers, HHVM - Facebook's Hip Hop Virtual Machine, Algorithms, csort, Big-O, Big Data, Quicksort, Arrays
Raspberry Pi and osmc15,8262015-04-06 11:58:32Hardware, Casual techssh, RaspBerry Pi, osmc, Debian, htop, Start up
Linux command-line tools I usually install15,8152016-03-11 14:06:31Troubleshoot, OperationsPerformance, htop, mytop, ncdu, Systems, ethtool, iftop, perf, zram
Troubleshooting upgrading and loading a ZFS module in RHEL7.415,0772018-07-03 02:45:23Troubleshoot, Software development, DevOpsstrace, ZFS, RHEL
Begin developing with Cassandra14,4702014-07-31 21:45:29Operation costs, Web development, Performance, NoSql, Software developmentNoSql, Cassandra, PHP, LunaCloud, Java, Python
2021-12-22 News from the blog14,2902021-12-22 15:12:21News for the blogJava, Charity, carleslibs, Log4j, NSO zero-click iPhone exploit, Lions
The Cloud is for Scaling13,9682013-09-21 22:16:42Amazon EC2, Bandwidth, Operation costs, Data Centers, NAS, Virtualization, Performance, Cloud providers, Google Cloud, Amazon Cloud, Digital Ocean, Microsoft AzureAmazon EC2, Cloud providers, Cost saving, NAS, ISP - Internet Service Provider, CloudWatch, DigitalOcean, SSD, Dropbox, azure, Google Cloud
Upgrading Amazon AWS EC2 Ubuntu 18.04 LTS to Ubuntu 20.04 LTS13,9442021-06-05 21:25:46Operations, Operating Systems, Ubuntu LinuxAmazon EC2, Linux, Ubuntu 20.04 LTS, Ubuntu 18.04 LTS
CTOP.py12,9562020-01-12 17:39:36Data Centers, Virtualization, Cloud providers, Troubleshoot, Operations, Docker ContainersFirewall, htop, iftop, top, ctop
Adding a RAMDISK as SLOG ZIL to ZFS12,8112020-08-23 10:51:46Storage, MDRAID, NFS, ZFSSSD, Ramdisk, ZFS, SSD drives, ZIL, NVMe, IOC, SLOG, SSD Enterprise, 10GbE, Bonding, zpool, JBOD
A simple sample to print colors in Terminal with Python (local tty or stty in a ssh)12,5842018-05-17 20:24:07Casual tech, PythonPython, Python 2.7, Python 3.6
A small Python + MySql + Docker program as a sample12,3872021-07-07 22:20:12Docker Containers, Python, MySQLPHP, Python 3.6, MySQL, Docker, Dockerfile, Python Combat Guide, HTML
What is PrototypeC and how you can DIY11,6802015-05-08 18:31:36Hardware, Raspberry Pi 2RaspBerry Pi, DIY, PrototypeC, Battery, touch screen, Raspberry Pi 2, Wearable, LXDE
Why you should not use t1.micro Amazon Free Tier10,8492013-08-30 10:31:47Amazon EC2, Performance, Cloud providersAmazon EC2, Performance, CMIPS, Vmware
Curiosity Python string.strip() removes just more than white spaces10,3782018-11-27 19:04:18Troubleshoot, Software developmentPython, Python 2.7, Python 3.6, Curiosity
Some advice for WFH (Working From Home, especially under the covid lock down)10,2492020-05-17 18:10:12Casual tech, WorkplaceRemote Work, WFH - Work from Home
Things I hate from PHP10,1452014-03-30 13:10:51Web development, Troubleshoot, Software developmentPHP, Sermepa, bug, featured
Creating a compressed filesystem with Linux and ZFS (using just files)10,1302018-09-26 15:48:56Performance, StorageZFS, Compression, LZ4
Upgrading my new HP 14-bp060sa10,0962019-09-14 15:17:54Hardware, Troubleshoot, Software development, LaptopsVmware, Barcelona, Amazon, Windows 10, M.2, NVMe, HP, Hardware upgrade, Ireland, Laptop, Personal Security, Kitematic
An Epic fail that are committing all the universities9,5052018-06-14 19:35:13Performance, Troubleshoot, Software development, HiringC, Python, Philosophy, University, Code
Adding my Server as Docker, with PHP Catalonia Framework, explained8,9102019-07-03 07:00:43Web development, Virtualization, Cloud providers, DevOps, Docker ContainersAmazon EC2, Apache, Catalonia Framework, IaC Infrastructure as Code, git, lynx, Docker, Dockerfile
My talk at OpenZFS 2018 about DRAID8,8802018-09-15 02:28:54Software development, Travel and countries, StorageZFS, DRAID, OpenZFS
A sample forensic post mortem for a iSCSI Initiator (client) that had connectivity problems to the Server8,6172019-08-12 18:30:54Troubleshoot, StorageZFS, iSCSI, Linux, Post-Mortem, Forensic
Upgrade your Scalability with NoSql8,6072014-02-15 21:42:48NoSqlNoSql, Cassandra, MongoDb, Hadoop, Memcached, Redis, Map-Reduce, Riak, Project Voldemort
Solving the problem when running a Docker Container: standard_init_linux.go:190: exec user process caused "no such file or directory"8,1712021-03-27 22:43:13Operations, DevOps, Docker ContainersDocker, Dockerfile, CRLF, LF
Raspberry Pi: Solving the problem GPIO.setup(self.number, GPIO.IN, self.GPIO_PULL_UPS[self._pull]) RuntimeError: Not running on a RPi! in Ubuntu 20.04LTS8,1382021-02-16 10:00:00Casual tech, Raspberry Pi 4, PythonPython, RaspBerry Pi, Raspberry Pi 3, Raspberry Pi 4, CTOP.py, Ubuntu 20.04 LTS, Raspberry Pi 3D LED Christmas Tree, ARM Processors, Raspberry GPIO
Some handy tricks for working with ZFS8,1092019-06-25 21:50:06NAS, StorageRamdisk, ZFS, DRAID, partition, dd, parted, gpt, MBR, ZIL, screen
Dealing with Performance degradation on ZFS (DRAID) Rebuilds when migrating from a single processor to a multiprocessor platform8,0342019-06-07 14:49:30Data Centers, Hardware, NAS, Rack Servers, Performance, Troubleshoot, Operations, StorageCMIPS, htop, ZFS, DRAID, SAS, Multiprocessor, Memory, dmidecode, Expanders, iostat, dd, sg utils, lscpu, 4U90, 4U60, 4602, Spinning drives, SSD drives, QPI
LDAPGUI a LDAP GUI program in Python and Tkinter7,9362020-06-27 23:21:56Software development, Operations, Python, OpenLDAPPython, Python 3.6, Docker, Dockerfile, LDAP, Tkinter, PHPLDAPMIN, docker-compose
Using Docker in Windows 10 without Windows Desktop with Docker Engine and without WSL7,8612022-02-14 16:51:01Virtualization, Docker Containers, Windows 10 Pro, Ubuntu Linux, VirtualBox, Hyper-VDocker, WSL - Windows Subsystem for Linux, Python 3, Docker Combat Guide book, Docker Desktop
A quick note about symmetric encryption and entropy7,7492015-04-02 21:53:53Operation costs, Performance, Software developmentJava, UUID, encryption, Security, c-client
Lesson 0, learning to code in Python for non programmers7,6752020-03-31 18:47:02Software development, Casual tech, PythonPython, PyCharm, Video
Working in Cork, Ireland, for IT Engineers7,6062020-02-23 20:22:33Travel and countries, IrelandCork
A script to backup your partition compressed and a game to learn about dd and pipes7,5082020-05-24 18:20:00Operations, Storage, BashBash, partition, dd, Bash Scripts, Backups, pv, STDOUT, STDERR, STDIN, zcat, zless, gzip, bzip2, pixz
Solving a persistent MD Array problem in RHEL7.4 (Dual Port SAS drives)7,3842018-10-31 20:02:57Hardware, Troubleshoot, DevOps, Storage, MDRAIDZFS, RHEL, DRAID, MDRAID, RAID6, Dual port SAS
Create a small partition on the drives for tests7,2542019-04-18 16:46:39NAS, Troubleshoot, Operations, StorageBash, ZFS, fdisk, partition
Resources for Microservices and Business Domain Solutions for the Cloud Architect / Microservices Architect7,2492019-10-05 21:32:45Operation costs, Web development, Performance, Software development, Docker Containers, Microservices, PythonNoSql, PHP, Java, Python, Docker, Microservices, Spring Cloud, Spring Boot, Kubernetes, Business Domain, CI/CD, Galileo, Amadeus, GDS, ASP.NET Core, Flask
Extend existing Single ZFS disk with a mirror without losing the Data on the existing HDD7,2282021-01-31 18:18:00Virtualization, Storage, ZFSZFS, mirror, checksum, sha512sum
Simulating a SAS physical pull out of a drive7,1412019-03-14 14:13:14Hardware, Operations, StorageZFS, SAS, Testing
Bash Script: Count repeated lines in the logs7,0122020-05-02 13:55:51Troubleshoot, Software developmentBash, count_repeated_patterns_in_logs.sh, Bash Scripts
Google Compute Engine Talk for Group Google Developers Cork6,9792019-02-06 16:14:49Virtualization, Performance, Cloud providers, Software development, Google Cloud, Google Compute EngineBash, Google Cloud, Load Balancer, AutoScaling, Ubuntu
How to recover access to your Amazon AWS EC2 instance if you loss your Private Key for SSH6,8882020-09-21 22:27:53Amazon EC2, Cloud providers, Operations, Security, MySQL, Amazon CloudAmazon EC2, ssh, Key pairs cert, Extreme situations
Creating a VM for compiling ZFS with RHEL6.106,8312019-08-02 20:00:46Virtualization, Software development, Storage, Bash, ZFS, CZFS, RHEL, DRAID, VirtualBox
Refreshing settings in a Docker immutable image with Python and Flask6,8252020-05-10 18:10:26Web development, Software development, Docker Containers, Microservices, PythonPython, Docker, Dockerfile, Jenkins, Flask, Artifactory
Post-Mortem: The mystery of the duplicated Transactions into an e-Commerce6,8102020-11-03 22:28:54Web development, Operations, DevOps, Reflections, Business, Databases, MySQL, SRE, Post-Mortem AnalysisWeb Development, PHP, Apache, UUID, Load Balancer, MySQL, FrontEnd, OOP, Transactions, Stored Procedures, E-Commerce, Akamai, Payment method: Parcelados, BackEnd, JSON, mysqldebugger, logs, JavaScript
A handy trick command line to get the usages of our Python Methods in the code6,6962019-07-15 18:41:26Software development, Casual tech, DevOpsPython, Bash, Dead code, Jenkins, PyCharm
My PHP Script to see WordPress Posts and Views ordered by Views6,5862021-08-15 16:01:39Web development, Software development, CMS, WordPress, PHPPHP, WordPress, Plugins WordPress, WP-PostViews WordPress Plugin
Troubleshooting a shell prompt irresponsible that locks/hangs intermittently6,5732020-04-06 18:30:11Troubleshoot, Operations, DevOps, Storage, NAS, NFSBash, ssh, iSCSI, NFS, Lock, IO Lock, mount, dmesg
iostat_bandwitdth.sh - Utility to calculate the bandwidth used by all your drives6,3022020-08-06 19:09:37Performance, Storage, NAS, MDRAID, NFS, Bashiostat, Bash Scripts, iotop, iostat_badwidth.sh
News from the blog 2020-08-106,0492020-08-12 12:39:54News for the blogCOVID-19, WFH - Work from Home, Atlassian
News from the blog 2020-09-215,6612020-09-24 21:10:31News for the blog, Amazon CloudWindows 10, DevOps, HTML, Frames, Squirrel Attack, Amazon Compute Optimized, jira, Confluence
compress_old.sh A simple Bash script to compress files in a directory, older than n days5,4802021-03-21 15:15:00Software development, BashBash Scripts, gzip, Cron
Why Cloud is not optional5,4632013-02-22 23:12:38Amazon EC2, Bandwidth, Operation costs, Cloud providersAmazon EC2, Cloud providers, Servers, Instances, Cost saving
Troubleshooting apps in Linux5,4452013-11-22 14:18:52Performance, Troubleshootstrace, debug, ltrace, lsof
A Bash script for counting the number of lines of your code5,4112020-12-29 18:21:15Python, BashBash Scripts
Programs I use for Windows in my Workstations5,3912020-09-21 19:44:04Casual tech, WorkplaceVmware, Windows 10, PyCharm, VirtualBox, LDAP, RAR, Slack, MyDebugger, LibreOffice, GIMP, OBS, VNC, Editplus, HeidiSQL, SQLite, MariaDB
A base Dockerfile for my Jenkins deployments5,2962021-03-30 09:30:00Operations, DevOps, Docker Containers, Python, SRE, Unit TestingJava, Docker, Dockerfile, Jenkins, Python 3, pytest, Unit Testing, sshpass
News from the blog 2020-10-165,2862020-10-16 22:52:22Web development, Troubleshoot, Storage, News for the blog, Security, WordPress, BashCMIPS, Firewall, ZFS, Ubuntu, SAS, SAS 12Gbps, SATA3, HBA
News from the blog 2020-11-035,2512020-11-03 06:00:57Hardware, NAS, Operations, Storage, News for the blog, Books, ZFSZFS, Docker, VirtualBox, SAS 12Gbps, SATA3, UPS, PSU, KVM, PCI 4.0, NVMe SSD Samsung 980 PRO PCI 4.0 (x4), ASUS, ASUS Motherboards, AMD, Corsair, Icy Dock
Media Player in my Raspberry Pi 45,0862020-03-13 22:11:54Casual tech, Living abroad, Raspberry Pi 4Raspberry Pi 2, Raspberry Pi 3, Raspberry Pi 4, LibreELEC, Kodi, Media Player, 4K
News from the blog 2020-08-195,0182020-08-26 18:01:21News for the blogVmware, Python, ZFS, OpenZFS, PyCharm, VirtualBox, Python Combat Guide, OOP, JetBrains
News from the Blog 2020-07-194,8562020-07-19 14:17:05News for the blogAmazon, Netflix, WFH - Work from Home, CTOP.py, Slack, Hexagonal Architecture, HA Proxy
News from the Blog 2020-11-114,8522020-11-11 06:44:00Storage, News for the blog, Books, ZFSDIY, ZFS, 4K, Netflix, SAS 12Gbps, Disney+, Movember, Humblebundle.com, VR - Virtual Reality, Steam, Code for America, Charity, The Mandalorian, Star Wars
Renewing a SSL Certificate for Apache2 in Ubuntu 20.044,8432022-03-13 16:25:37Web development, OperationsSSL, Ubuntu 20.04 LTS, Apache httpd, TLS, OpenSSL
A simple Bash one line script to log the temperature of your HDDs and CPUs in Ubuntu4,8032021-01-30 13:59:41Hardware, Troubleshoot, Bashscreen, tee, hddtemp, sensors
cmemgzip Python tool to compress files in memory when there is no free space on the disk4,7712021-02-20 10:10:00DevOps, Reflections, ZFS, SRERamdisk, ZFS, Memory, zcat, gzip, swap, Python 3, cmemgzip, inode
Reinstall PIP in Windows 10 after it got removed4,7502021-03-03 17:40:52Python, Windows 10 ProPython, Windows 10, pip
Making responsive WordPress Theme Twenty Twelve to support greater resolutions4,7262020-03-14 12:40:14Web development, Casual techWordPress, FrontEnd, WP Themes, CSS, Responsive Web
Why I propose you to use Python 3.8, at least, for your Internal Automation Tools in Docker Containers4,7072021-03-23 18:10:00Software development, Operations, PythonPython, Python 3.6, Docker, Ubuntu 20.04 LTS, Python 3.7, Python 3.8, Python 3.9, EOL, wheel
Dropping caches in Linux, to check if memory is actually being used4,4412019-04-25 14:56:51Performance, Troubleshoot, Operations, DevOpsRamdisk, Cache, iSCSI, memory leak, top
Provisioning AWS EC2 Instances with Ansible and Automating Apache deployment with or without using Ansible Dynamic Inventory from Ubuntu 20.04 LTS4,4292021-12-07 01:24:57Software development, DevOps, Python, Bash, Ubuntu LinuxApache, Python 2.7, Ubuntu 20.04 LTS, Python 3, Amazon Python SDK boto3, Ansible, Provisioning
Swap, swappiness, Servers not responding4,3762021-05-27 21:08:19Rack Servers, Virtualization, Performance, DevOps, SRE, Post-Mortem Analysis, Ubuntu Linuxiostat, screen, iotop, swap, swappiness, tee, swapfile, swapoff, checkswap.py, couchbase
Creating a RabbitMQ Docker Container accessed with Python and pika4,3542022-07-20 18:15:00Operations, Docker Containers, Python, Ubuntu Linux, Message Queues, RabbitMQDocker, Dockerfile, Python 3, RabbitMQ, Python package pika, Unicode
News for the blog 2021-03-214,3512021-03-21 15:22:00News for the blogCTOP.py
Solving Windows 10 PRO running Active Directory as Domain Admin4,3342021-01-25 10:10:00Operating Systems, Windows 10 ProWindows 10, Active Directory
News from the blog 2020-12-164,3312020-12-16 20:40:16Bandwidth, Storage, News for the blog, Reflections, ZFSJava, ZFS, WFH - Work from Home, Bandwidth, Comcast, Game: Call of Duty, klarasystems.com, Apache Kafka
A simple script to upload a PIP package4,2952021-03-21 07:00:00Software development, PythonPython, Pypy, pip
News from the Blog 2021-03-044,2602021-03-03 18:10:00News for the blogCTOP.py, vokoscreenNG, cmemgzip
Blizzard almost killed me4,2552022-09-02 22:00:25ReflectionsMicrosoft, Blizzard, ABK (Activision Blizzard King), Corruption, Activision, KING, Xbox, Call of Duty
News from the blog 2021-01-114,1632021-01-11 18:30:00News for the blog, Python, Bash, PHP, JavaPHP, Java, Catalonia Framework, Python Combat Guide, WSL - Windows Subsystem for Linux
News from the blog 2020-11-234,1532020-11-23 06:00:57News for the blog
Some tips for beginners at Elden Ring4,0412022-04-02 10:35:34VideogamesVideo games, Video game: Elden Ring
Migrating some Services from Amazon to Digital Ocean3,9082021-08-09 20:45:49Cloud providers, DevOps, Databases, MySQL, Amazon Cloud, Digital OceanDoS, WordPress, Apache, CentOs, MySQL, Docker, Dockerfile, gzip
Communicating with Docker Containers via Linux Signals and Python3,9062021-11-09 22:56:34Docker Containers, Python, Ubuntu LinuxPython, Docker, Linux Signals
Some weird things from Python 3 that you may not know3,9032021-09-29 18:27:38Troubleshoot, PythonPython, Python Combat Guide, Python 3, Unit Testing, Overflow
News from the Blog 2021-05-223,8932021-05-22 21:35:26News for the blogRaspberry Pi 4, Python Combat Guide, CTOP.py, Wifi, tp-link, Wifi Mesh, CIT University, UCC University
Migrating my 11 years Amazon AWS account services (Postmortem Analysis)3,8422021-11-07 20:20:03Amazon EC2, Web development, Cloud providers, Operations, DevOps, Google Cloud, Google Compute Engine, Docker Containers, Security, Python, Books, Amazon Cloud, SRE, Post-Mortem Analysis, Digital OceanAmazon EC2, Security, Google Cloud, MySQL, Python 3, SEO - Search Engine Optimization, Amazon Python SDK boto3, SRE, Postmortem Analysis
Have a cheap Ubuntu in your Windows or Mac with Docker3,6972021-09-02 21:14:45Virtualization, Casual tech, Docker Containers, Python, Operating Systems, Ubuntu LinuxPython, Windows 10, Docker, Dockerfile, VirtualBox, Ubuntu 20.04 LTS, Mac OS X
A sample Flask application3,6642021-07-26 19:24:00Web development, Docker Containers, PythonPython, Docker, Dockerfile, Python Combat Guide, Flask, Star Wars, Python 3
Install Jenkins on Docker with Blue Ocean and persisten Voluemes in Ubuntu 20.04 LTS in 4 minutes3,6642022-06-26 22:19:20DevOps, Docker Containers, Ubuntu Linux, CI/CDDocker, Dockerfile, Jenkins
Video: Beginners Python: teaching to work with for, range, lists, dicts3,5972021-07-15 19:30:00PythonPython 3, Learn Python, Carles Mateo Python teaching classes
Python Game Tic Tac Toe3,5962021-09-19 18:15:08Algorithms, PythonPython, Python 3, Learn Python, Python 3 Exercises for Beginners
Adding a swapfile on the fly as a temporary solution for a Server with few memory3,4892020-11-17 22:10:29Performance, Operations, Post-Mortem AnalysisJava, dd, xfs, swap, swappiness, free, swapon, mkswap, fallocate, Java Heap, blkid
Python Programming class for beginners 2021-11-113,3982021-11-12 11:57:49PythonPython 3, Carles Mateo Python teaching classes
Web Top - Displaying top with Python 3 Web Server and Carleslibs3,3632021-10-12 22:20:00Web development, PythonWeb Development, top, CTOP.py, Python 3, carleslibs
News from the Blog 2021-11-113,3302021-11-11 11:11:00Amazon EC2, Web development, Virtualization, Cloud providers, Operations, DevOps, Google Cloud, Google Compute Engine, Docker Containers, News for the blog, Python, Books, Amazon Cloud, VMware, Digital OceanAmazon EC2, Google Cloud, MySQL, Jenkins, JavaScript, Python 3, Unit Testing, SEO - Search Engine Optimization, Amazon Python SDK boto3, Blizzard, Python Pandas package, Apache access.log, Angularjs, Web Scraping
Why is not a good idea to pass data via parameters via URL / GET3,2922013-04-13 17:01:59Web developmentGET, POST, URL encoding, Web Development
How to block scanners that look for vulnerabilities to your Ubuntu Apache site3,2922020-10-03 14:06:23Security, WordPress, BashApache, Ubuntu, ufw, Bash Shell Scripting
Generating a Word Cloud of Tags in Python3,2832021-09-21 11:16:00PythonPython 3, Image generation, PNG File format, Tag Cloud, Python WordCloud, Python matplotlib
Forcing a Kernel Panic in CentOS or RHEL3,2252019-04-16 13:01:08Troubleshoot, DevOpsCentOs, RHEL, Kernel Panic, Linux
Upgrading the Blog after 5 years, AWS Amazon Web Services, under DoS and Spam attacks3,1912019-05-02 15:29:30Uncategorized, Amazon EC2, Virtualization, Performance, Cloud providers, Operations, DevOpsAmazon EC2, WordPress, Apache, Firewall, Catalonia Framework, MySQL, Snapshot, PHP7
News from the blog 2021-12-073,1682021-12-07 01:48:11Amazon EC2, News for the blog, Python, Books, Bash, Amazon Cloud, Ubuntu LinuxAmazon EC2, Charity, Amazon Python SDK boto3, LGBTQ Community, Ansible, Amazon S3, awk, grep
Validate IP Addresses and Networks with CIDR in Python3,1492022-08-03 18:15:00Operations, PythonPython 3, Network, CIDR Notation
News of the blog 2021-08-163,1422021-08-16 16:07:00Web development, Virtualization, Docker Containers, News for the blog, MySQL, CMS, WordPress, ZFS, PHPPHP, Apache, ZFS, MySQL, Docker, Star Wars
News from the Blog 2021-07-013,1372021-06-25 16:12:00Google Compute Engine, News for the blog, Security, PythonCMIPS, Python Combat Guide, Python 3, Cryptomining, Judit Giró, Blue Box, Crowdfunding
News from the blog 2021-07-233,1162021-07-23 10:00:00News for the blog, Python, MySQLPython, PHP 7, MySQL, Docker, Dockerfile, Python Combat Guide, carleslibs
Firsts steps programming in Python 3 with PyCharm and Git3,0632022-03-14 19:42:47Pythongit, PyCharm, Gitlab.com, #100Devs, #100DaysOfCode
News from the Blog 2022-01-223,0612022-01-22 22:22:56Docker Containers, News for the blog, PHP, Ubuntu LinuxPHP, WordPress, Symfony, Docker, docker-compose, Slack, Carles Mateo Python teaching classes, Docker Combat Guide book, WinRAR compressor, Fun / Jokes / Memes, WinRAR, Starlink, Fun, Zoom, WordPress Templates, Automating and Provisioning to Amazon AWS using boto3 SDK for Python 3 book
Some graphics with matplotlib3,0582021-10-01 21:11:50PythonPython 3, Carles Mateo Python teaching classes, Python 3 Exercises for Beginners, Image generation, Python matplotlib
News from the blog 2021-10-213,0092021-10-21 16:04:31Hardware, News for the blogCTOP.py, PSU, Corsair, Charity, Python 3, pytest, OpenOffice, The Document Foundation
News from the blog 2021-09-072,9282021-09-07 16:27:22News for the blog, Python, BooksFirewall, Python Combat Guide, Learn Python, Carles Mateo Python teaching classes
Working on a Sudoku Solver in Python (Source Code)2,9272022-04-26 16:27:48Software development, Algorithms, PythonPython 3, Unit Testing, Refactor, colorama Python package, Code Review, Sudoku
News from the blog 2021-10-102,8632021-10-10 10:00:00Virtualization, Docker Containers, News for the blogPython, carleslibs, Docker Combat Guide book, Nvidia, amazon.co.uk, Hackaton, PoC (Proof of Concept)
Docker with Ubuntu with telnet server and Python code to access via telnet2,8552022-08-06 01:01:23Docker Containers, Python, Ubuntu LinuxDocker, Python 3, telnet, telnetd
News from the Blog 2022-02-222,7702022-02-22 22:22:00Software development, Docker Containers, News for the blog, Security, Python, ZFS, PHP, Unit Testing, Ubuntu Linux, Videogames, CDNDoS, Security, ZFS, OpenZFS, HP, WFH - Work from Home, CTOP.py, Unit Testing, carleslibs, Blizzard, Zoom, APIs, Video games, Quizz Games, CloudFlare, OpenShot Open Source Video Editor, Hackerrank
News from the blog 2022-03-222,7232022-03-22 11:40:38News for the blog, Updates from Carles, PythonAmazon EC2, Python, Python Combat Guide, JavaScript, Python 3, Amazon Python SDK boto3, Automating and Provisioning to Amazon AWS using boto3 SDK for Python 3 book, Humor, Ukraine
A sample way to return in Python not-to-do2,6982018-03-27 15:01:14Software development, Casual techPython
A trick to see what causes Python error Unindent does not match any outer indentation level with PyCharm2,6122020-10-12 18:33:38PythonPython, Python 3.6, PyCharm, Tab \t, indent
Fixing Wifi not enabled in Linux Kali with Dell XPS laptop2,5232021-01-31 18:58:24TroubleshootKali Linux, Wifi, Dell xps
Curiosity Python 2.7 and print() from Python 3.62,4732018-11-07 12:21:03Software developmentPython, Python 2.7, Python 3.6, Curiosity
Why I think in Python is not a good idea to raise exceptions inside your methods2,4722022-05-02 13:19:58Software development, Python, PHP, Java, Unit TestingJava, Python 3, carleslibs
How to deploy a DigitalOcean droplet (instance) and use userdata2,4622022-06-25 23:08:27Cloud providers, Digital OceanCloud providers, DigitalOcean, CTOP.py, userdata, Cloud Init
Erasure Coding, simple, for huge Storage needs2,4362019-06-19 14:23:50Data Centers, Rack Servers, StorageErasure Coding, RAID, Software Defined Storage - SDS, Scale out, OpenStack Swift
Installing Red Hat Linux in a M.2 that crashes the installer2,4222019-08-20 20:00:34Performance, DevOpsRHEL, parted, M.2, xfs
Solving an infinite loop in CentOS after inducing a Kernel Panic in a Server2,4192019-04-24 13:49:54Hardware, Rack Servers, Troubleshoot, OperationsCentOs, BMC, ipmi
Sorting an Array of Tuples in Python2,3722022-05-31 12:16:20Software development, Algorithms, PythonPython Combat Guide, Python 3, Python 3 Exercises for Beginners
News from the blog 2022-04-222,3132022-04-22 17:47:01Software development, News for the blog, Python, PHP, CDigitalOcean, Java, Symfony, CSS, Humor, C++, Radio America Barcelona, ASCii Table, Sant Jordi
Fixing problems with audio not sounding after upgrade from Ubuntu 18.04 LTS to 20.04.1 LTS2,2352020-10-13 13:31:23Troubleshootpulseaudio, Ubuntu 20.04 LTS
Fixing the Error Can't locate IPC/Run.pm in @INC in CentOS 7.52,2182022-06-21 22:40:32Operating Systems, CentOSCentOs, Perl, Linux
Video: Parse the Tables from a Website with Python pandas2,1992022-07-16 22:17:51Python, Data AnalysisPython 3, Python Pandas package, Web Scraping
A simple trick to find your Git Submodules imports in Python by adding to Syspath2,1732020-08-10 23:13:27PythonPython, Python 2.7, Python 3.6, Python Combat Guide
RAB El nou món digital 2022-06-27 [CA]2,1342022-06-20 21:31:22Carles Mateo in the News, Radio, ConferencesRAB programa El nou món digital
Quick Access Selection2,1102020-03-17 09:10:46Uncategorized
Video: Object Oriented Programming in Python 3 for beginners from the scratch1,9782022-07-08 15:09:04Software development, Python, Carles Mateo in the News, Radio, ConferencesOOP, Python 3, Programming for beginners
News from the Blog 2022-06-221,9682022-06-24 13:37:15Hardware, Rack Servers, Software development, Operations, News for the blog, VMwarePython, Firewall, CTOP.py, carleslibs, Carles Mateo Python teaching classes, Twitch, Streaming
Video: How to create a Docker Container for LAMPP step by step1,9652022-07-08 20:37:56Docker Containers, Python, PHPPython, Apache, Linux, Docker, Dockerfile, Python 3, LAMP, LAMPP
News from the Blog 2022-05-221,9562022-05-22 23:21:27Storage, News for the blog, MDRAID, Carles Mateo in the News, Radio, Conferences, Erasure CodingErasure Coding, Python Combat Guide, erasurecode.com
Working abroad and the English complexes and insecurity of non natives1,8412020-04-12 19:51:34Living abroad, Catalonia, Ireland, ReflectionsIreland, English
News from the blog 2021-02-101,8042021-02-10 10:10:00News for the blogGoogle Cloud, Windows 10, ZFS, Python Combat Guide, CTOP.py, DevOps, swappiness
RAB El nou món digital 2022-05-02 [CA]1,7582022-05-01 16:38:22Business, Videogames, Carles Mateo in the News, Radio, ConferencesNetflix, Star Wars, Starlink, RAB - Ràdio Amèrica Barcelona, RAB programa El nou món digital, Nintendo Switch video games
News for the blog, upwards and onwards1,7132020-03-06 11:22:35News for the blogSSL
Python Combat Guide published1,6962020-05-04 06:35:10Software development, News for the blog, Python, BooksPython, Python 2.7, Python 3.6, Python Combat Guide
Backup and Restore your Ubuntu Linux Workstations1,6942022-10-23 16:20:38Security, Ubuntu Linux, Erasure CodingUbuntu, Linux, Docker, Disaster and Recovery (D&R), gzip, Bash Shell Scripting, checksum, sha512sum, Wine (Windows Emulator), X Window, rsync, zip, md5sum, CRC
Graphical programs I use usually in Linux1,6582021-05-19 01:06:44Ubuntu LinuxUbuntu, Linux, Ubuntu 20.04 LTS
The Ethernet standards group announces a new 800 GbE specification1,6472020-04-11 21:10:18Bandwidth, Operation costs, Virtualization, Performance, Cloud providers, Software development, DevOps, Docker Containers, Databases, MySQLCloud providers, Gigabit, Memcached, Redis, iostat, RAID, NVMe, Dock, IOC
Creating Jenkins configurations for your projects1,6362021-04-05 18:19:00Software development, Operations, DevOps, SREDocker, Dockerfile, Jenkins, Jenkinsfile
A simple example to grab the title of a page using Python and beautifulsoup41,6362022-02-10 12:43:40Web development, PythonPython Combat Guide, Python 3, Python 3 Exercises for Beginners
Some tips for Diablo 2 Resurrected game1,6122021-10-16 23:07:41VideogamesVideogame: Diablo 2 Resurrected
A simple Python script to get the date and time in Unix Epoch and in local time1,5992022-03-07 14:36:28PythonPython 3, Unix Epoch
Remote working is here1,5792020-03-13 15:32:00Living abroad, Updates from Carles, ReflectionsRemote Work
Cloning a Windows Application running in Wine1,5582021-05-13 13:23:56Troubleshoot, VirtualBoxLinux, VirtualBox, Wine (Windows Emulator), Spaces in code and filenames, Windows registry
Front End (Beginners): Check if an AJAX request is made1,5552022-03-29 09:51:21Web development, JavaScriptWeb Development, FrontEnd, HTML, JavaScript, AJAX, jQuery, Browser: Web Developer Tools
Solving problems when updating to GNS3 last version, running with VirtualBox1,5412022-01-19 12:04:30Troubleshoot, Casual tech, Windows 10 Pro, VirtualBoxVirtualBox, GNS3
I cancelled my Amazon Prime subscription1,5192020-03-29 18:48:47Reflections, BusinessAmazon, COVID-19, Amazon Prime, Delivery, Logistics, Netflix
RAB El nou món digital 2022-05-09 [CA]1,5022022-05-06 15:23:10Updates from Carles, Business, Videogames, Carles Mateo in the News, Radio, ConferencesStarlink, RAB - Ràdio Amèrica Barcelona, RAB programa El nou món digital, Electric Vehicles (EV), Google Stadia, Playstation Now, Amazon Prime Gaming
A live session refactoring and adding Unit Testing to my Python3 project cmemgzip1,4952021-03-01 18:10:00Python, Unit TestingPython 3, cmemgzip, pytest, Unit Testing, Refactor
My Sites are under Maintenance1,4692021-10-30 18:16:26Amazon EC2, Web development, NoSql, Operations, DevOps, Google Compute Engine, Docker Containers, News for the blog, Updates from Carles, Digital OceanIaC Infrastructure as Code, EOL
Twitch Stream about ZFS, zpool scrubbing, Hard drives, Data Centers, NVMe, Rack Servers...1,4312022-06-06 14:39:33Bandwidth, Operation costs, Hardware, Rack Servers, Performance, Cloud providers, Operations, Storage, ZFS, Ubuntu Linux, Carles Mateo in the News, Radio, Conferences, Erasure CodingSSD, ZFS, OpenZFS, 4U90, 4U60, NVMe, zpool, Cold Storage
Blocking some offending Ip's easily with Ubuntu ufw1,4262020-03-19 22:55:14Operations, Securityiptables, Firewall, Ubuntu, ufw
Microservices vs. Service Based Architecture1,4112021-06-05 21:22:04Software development, Microservices, Books, Service-based ArchitectureWeb Development, Microservices, Web Services, Mark Richards, Fundamentals of Software Architecture book, The monolith
RAB El nou món digital, edició d'estiu / Summer Edition 2022 [CA|EN]1,3942022-07-24 16:54:50Carles Mateo in the News, Radio, ConferencesRAB programa El nou món digital, Open Source: Commander Turtle
Testing length of Linux ext3/ext4 and ZFS file names with Python 31,3572022-04-16 15:09:06Python, Ubuntu LinuxZFS, Python 3, carleslibs, ext4 Filesystem, ext3 Filesystem, colorama Python package, ASCii Table, Encoding
Datacenters, D&R and coronavirus1,3512020-03-28 15:59:54Data Centers, Hardware, Rack Servers, Cloud providers, ReflectionsCloud providers, Disaster and Recovery (D&R), Data center, COVID-19
A super simple HTML jQuery JavaScript to hide a text1,3002022-04-18 15:20:43Web development, JavaScriptFrontEnd, HTML, JavaScript, jQuery
RAB El nou món digital 2022-07-25 [CA|EN]1,2972022-07-23 14:12:18Carles Mateo in the News, Radio, ConferencesRAB programa El nou món digital, Open Source: Commander Turtle
May the 4th be with you :)1,2722022-05-04 12:17:59UncategorizedDisney+, Star Wars, May the 4th, May the Force be with you
Solving Linux Load key "ssh_yourserver": invalid format when provisioning from Jenkins1,2712022-07-05 17:51:01Troubleshoot, DevOps, Docker Containers, Bash, SREssh, Jenkins, Key pairs cert, HashiCorp Consul, HashiCorp Vault
Fixing the problems installing napalm-base in Ubuntu 20.04 LTS1,2692022-05-30 18:26:22Troubleshoot, PythonPython 3, pip, Python package napalm-base
RAB El nou món digital 2022-05-16 [CA]1,2442022-05-15 15:07:07Carles Mateo in the News, Radio, ConferencesLibreOffice, Video game: Elden Ring, RAB programa El nou món digital, Android, iPhone, EA Electronic Arts, Video game: Minecraft
RAB El nou món digital 2022-07-18 [CA|EN]1,2372022-07-11 15:17:10Carles Mateo in the News, Radio, ConferencesRAB programa El nou món digital
RAB el nou món digital 2022-05-23 [CA]1,1992022-05-22 21:21:35Carles Mateo in the News, Radio, ConferencesRAB - Ràdio Amèrica Barcelona, RAB programa El nou món digital
RAB El nou món digital 2022-10-24 [CA]1,1932022-10-18 11:23:15Carles Mateo in the News, Radio, Conferences, SmartphonesRAB programa El nou món digital
See where is the space used in your Android phone from Ubuntu Terminal1,1872022-07-30 00:17:39Casual tech, Ubuntu Linuxncdu, Ubuntu 20.04 LTS, Android, Smartphones, USB-C, MTP - Media Transfer Protocol
RAB El nou món digital 2022-10-31 [CA]1,1642022-10-30 19:18:45Carles Mateo in the News, Radio, Conferences, SmartphonesRAB programa El nou món digital
RAB El nou món digital, edició d'estiu / Summer Edition 2022 - 2022-08-08 [CA|EN]1,1252022-08-08 08:08:00Carles Mateo in the News, Radio, ConferencesRAB programa El nou món digital
RAB El nou món digital 2022-10-10 [CA]1,0772022-10-08 16:14:49Carles Mateo in the News, Radio, Conferences, SmartphonesRAB programa El nou món digital
RAB el nou món digital 2022-05-30 [CA]9972022-05-23 16:01:34Carles Mateo in the News, Radio, ConferencesRAB programa El nou món digital, Costa Rica, Scam
News from the blog 2021-09-209962021-09-20 06:00:00Amazon EC2, Cloud providers, Docker Containers, News for the blog, Python, Books, Amazon CloudAmazon EC2, Cloud providers, Snapshot, Docker, Amazon AMI
RAB El nou món digital 2022-06-08 [CA]9902022-05-30 15:21:05Carles Mateo in the News, Radio, ConferencesStar Wars, RAB - Ràdio Amèrica Barcelona, RAB programa El nou món digital
RAB El nou món digital 2022-10-03 [CA]9882022-09-30 08:03:22Carles Mateo in the News, Radio, Conferences, SmartphonesRAB programa El nou món digital
CTOP.py video on the Activision Blizzard King IT Demos 2021 February9812022-08-13 12:55:43Raspberry Pi 4, Carles Mateo in the News, Radio, ConferencesBattery, Raspberry Pi 4, CTOP.py, Dell xps, Raspberry Pi 3D LED Christmas Tree, Raspberry GPIO, ABK (Activision Blizzard King)
Released Python CarlesLibs version 0.99.29792021-08-27 21:32:15Updates from Carles, PythonPython, Python 3.6, carleslibs
RAB El nou món digital 2022-09-27 [CA]9672022-09-26 18:15:35Carles Mateo in the News, Radio, Conferences, SmartphonesRAB programa El nou món digital, Open Source: Commander Turtle, 5G, 4G, Samsung, Broadband
RAB El nou món digital 2022-11-14 [CA]9572022-11-14 08:54:37Carles Mateo in the News, Radio, ConferencesRAB programa El nou món digital
RAB El nou món digital 2022-06-13 [CA]9472022-06-11 11:50:24Carles Mateo in the News, Radio, ConferencesVR - Virtual Reality, Zoom, RAB - Ràdio Amèrica Barcelona, RAB programa El nou món digital, Google Stadia, Sony Playstation, Heroine Women in Tech
RAB El nou món digital 2022-09-19 [CA|EN]9252022-09-19 08:31:18Carles Mateo in the News, Radio, ConferencesRAB programa El nou món digital, Open Source: Commander Turtle
RAB El nou món digital 2022-07-04 [CA|EN]8992022-06-27 15:19:40Carles Mateo in the News, Radio, ConferencesRAB programa El nou món digital
RAB El nou món digital 2022-07-11 [CA|EN]8882022-07-04 16:35:59Carles Mateo in the News, Radio, ConferencesRAB programa El nou món digital
News from the blog 2022-07-228832022-07-22 00:01:43News for the blogAmazon EC2, DigitalOcean, Jenkins, CTOP.py, Jenkinsfile, Blizzard
RAB El nou món digital 2022-06-20 [CA]8732022-06-13 15:41:53Carles Mateo in the News, Radio, ConferencesRAB programa El nou món digital, NFT - Non-fungible Token
Installing PHP environment for development in Windows7982022-10-27 15:30:15Web development, Software development, PHPPHP, XAMP, WAMPP
RAB El nou món digital 2022-11-07 [CA]3542022-11-02 08:16:44Carles Mateo in the News, Radio, ConferencesRAB programa El nou món digital
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