Androids
- How to use microSD as internal storage in an Android phoneOctober 12, 2019
APIs
Google Cloud API
- Using Google Cloud With HerokuApril 24, 2018
Twitter API
- Adding A Twitter Sign In Button To A Website Flow SummaryFebruary 6, 2017
Git
- Make Git Ignore Temporary Files Produced By Emacs And Vim In All Directories GloballyJanuary 9, 2017
- How to Contribute To A Github Repository in 6 StepsNovember 10, 2016
Git commands
- Git CommandsJune 24, 2016
Git Common Use Cases
- Creating a git server from a git repoJuly 1, 2016
- Showing Untracked Files In Status After Creating New Directories In GitJanuary 2, 2016
Git Concepts
- Git Basic ConceptsJune 24, 2016
Git remotes
- RemotesJune 24, 2016
Go language
Hugo static generator articles
- Have Different Portions Of Code For Production And DevelopmentAugust 14, 2018
- Deploying a Hugo website to AWS in 6 steps (CDN+HTTPS)August 12, 2018
- Customizing Bootstrap 4 with Hugo pipesAugust 7, 2018
- A first approach to Hugo for Jekyll developersAugust 4, 2018
- How I migrated this website articles from Jekyll to HugoAugust 4, 2018
- Hugo overview and basic conceptsOctober 10, 2017
Javascript
Yarn
- How To Search Packages Using YarnJune 3, 2017
Linux
- Find out IP addresses from MACs in a Local Area NetworkMay 10, 2023
- Choose any key as the modifier in i3wm in 6 stepsJanuary 20, 2021
- Adding a swap memory to Linux from command line in 6 stepsApril 2, 2020
- Free up space in Linux (Ubuntu)March 27, 2020
- Switch between languages in Linux. Write in multiple languages with same keyboard.March 21, 2020
- How to make Ubuntu display emojisFebruary 12, 2020
- Detect and mount USB devices in Linux from consoleJanuary 24, 2019
- How to make screencasts in Ubuntu LinuxJanuary 21, 2019
- Using i3 window manager in LinuxJanuary 7, 2019
- Setting Up A Fresh Linux ServerAugust 25, 2018
- How To Download A Website With Wget The Right WayJune 30, 2017
- Replicate Installed Package Selections From One Ubuntu System To AnotherApril 24, 2017
- Using Clamav Antivirus In UbuntuJanuary 25, 2017
- How to Type Spanish Characters, Accents and Symbols in LinuxJune 6, 2016
Ubuntu
- How to activate tap to click touchpad's feature in Ubuntu in 4 stepsMarch 4, 2021
- Difference between suspend and hibernate in Ubuntu and how to execute them from command lineApril 12, 2020
- Solving Google Chrome's gpu-process error message in Ubuntu LinuxJanuary 7, 2019
- Solving Google Chrome's secret service operation error message in Ubuntu LinuxJanuary 7, 2019
- Start Emacs In Ubuntu The Right WayJune 10, 2017
Unix Shell
- Connect to a Bluetooth device from command line in Ubuntu LinuxJune 23, 2020
- Add Infolinks Script To An Existing Website From Console With Sed CommandApril 4, 2017
- How to change all files permissions to 644 and directories to 755January 10, 2017
- Shell Redirect Output And Errors To The Null Device In BashDecember 9, 2016
- Prevent Running Of Duplicate Cron JobsDecember 8, 2016
- Delete All Backup Files Recursively In BashNovember 28, 2016
- Bash Script to Find Out If MySQL Is Running Or NotNovember 9, 2016
Lisp
GNU Emacs
- Using Emacs As A Python Ide with basic Emacs featuresJuly 10, 2017
- Jump To Function Definitions In EmacsJune 23, 2017
- Writing Alternating Between English And Spanish In EmacsJune 17, 2017
- Writing In Emacs Checking Spelling Style And GrammarJune 10, 2017
- Adding Custom Snippets To YasnippetNovember 1, 2016
List of Books used as reference in some of the articles
- Ruby on rails tutorialAugust 2, 2017
- Learn Common Lisp with practical examples bookMay 5, 2017
- Writing GNU Emacs extensions bookMarch 29, 2017
- Common lisp a gente introduction to symbolic computation bookMarch 5, 2017
- Two scoops of django bookMarch 5, 2016
Markup Languages
Kramdown category
- Inserting Bootstrap 4 Responsive Images In KramdownAugust 7, 2016
- Kramdown General ConceptsJune 22, 2016
reStructuredText language
Mobile
Ionic Framework
- Ionic 2 Framework OverviewSeptember 30, 2016
PHP
Joomla
- Find Out If Your Joomla Site Has Been HackedJanuary 26, 2017
- Securing The Images Folder In JoomlaJanuary 9, 2017
- Joomla Security Tips ChecklistJanuary 8, 2017
Protocols
Python
- Solve Selenium WebDriverException executable needs to be in PATH error messageApril 24, 2020
- Pip upgrade all packages at once with a one-liner command January 31, 2019
- Test Files Creating a Temporal Directory in Python UnittestsSeptember 2, 2018
- How to Translate a Python Project With Gettext the Easy WayAugust 29, 2018
Behave Testing
Django webframework
- August 1, 2023
- How to create a reusable Django app and distribute it with PIP or publish to pypi.orgJune 29, 2021
- How To Serve Multiple Django Applications with uWSGI and Nginx in Ubuntu 20.04October 26, 2020
- How to add favicon to Django in 4 stepsSeptember 3, 2020
- Categories in Django with BreadcrumbsAugust 30, 2020
- How To Migrate From SQLite To PostgreSQL In Django In 3 stepsAugust 28, 2020
- Practical guide to internationalize a Django app in 5 steps.August 24, 2020
- Disable new users singup when using Django's allauth packageSeptember 3, 2019
- How to add ads.txt to Django as requested by Google AdsenseAugust 30, 2019
- Have multiple submit buttons for the same Django formJuly 2, 2019
- Better Testing with Page Object Design in DjangoMay 1, 2019
- Generating slugs automatically in Django without packages - Two easy and solid approachesFebruary 14, 2019
- How to set up Django tests to use a free PostgreSQL database in HerokuFebruary 13, 2019
- Dynamically adding forms to a Django FormSet with an add button using jQueryFebruary 6, 2019
- Use of Django's static templatetag in css file to set a background imageFebruary 1, 2019
- Activate Django's manage.py commands completion in Bash in 2 stepsJanuary 29, 2019
- Sending Emails with Django using SendGrid in 3 easy stepsJanuary 9, 2019
- Adding Users to Your Django Project With A Custom User ModelSeptember 21, 2018
- Setting Up A Factory For One To Many Relationships In FactoryboyApril 17, 2018
- Generate UML class diagrams from django modelsMarch 24, 2018
- Set Up Ubuntu To Serve A Django Website Step By StepJuly 3, 2017
- Django Project Directory StructureJuly 16, 2016
- How to Have Different Django Settings for Development and Production, and environment isolationJune 10, 2016
- Django OverviewJune 2, 2016
Django Forms
- Adding a Cancel button in Django class-based views, editing views and formsJuly 15, 2019
- Using Django Model Primary Key in Custom Forms THE RIGHT WAYJuly 13, 2019
- Django formset handling with class based views, custom errors and validationJuly 4, 2019
- How To Use Bootstrap 4 In Django FormsMay 25, 2018
- Understanding Django FormsApril 30, 2018
- How To Create A Form In DjangoJuly 29, 2016
Flask web microframework
- Understanding Flask's context conceptJanuary 26, 2017
- Avoid Using Flask Instance Folder When Deploying To HerokuJanuary 24, 2017
- Managing Environment Configuration Variables In Flask With DotenvJanuary 24, 2017
- Organize A Flask Project To Handle Production And Development Environments EffectivelyJanuary 11, 2017
- An Overview Of Flask Main Concepts And How It WorksDecember 31, 2016
Python Language
- Python Tools To Write Better CodeNovember 7, 2017
- Python Language Main Concepts And SummaryJune 11, 2017
- Python notesMay 30, 2016
Python Language Concepts
- Understanding How Python Packages Modules And Imports WorkJanuary 2, 2017
- Python Language Basic ConceptsJune 14, 2016
Python Environment
- Understanding Python 3 virtual environments different approachesJanuary 15, 2019
- Python Projects Isolation Using Virtual EnvironmentsJune 10, 2016
Ruby
- How To Uninstall Old Versions Of Ruby GemsMay 25, 2017
Jekyll
- Install Jekyll CMS on Ubuntu 18.10 in 3 steps THE RIGHT WAYJanuary 20, 2019
- What Are The Supported Language Highlighters In JekyllJanuary 25, 2017
- Accessing Specific Items From Data Files In JekyllJanuary 24, 2017
- Jekyll Configuration File OptionsJune 12, 2016
- Understanding Jekyll PostsJune 12, 2016
- Jekyll basic conceptsMay 8, 2016
Jekyll Collections
- Jekyll Collections Versus PostsJuly 12, 2016
- Understanding How Collections WorkJune 11, 2016
Jekyll Templates
- Jekyll Variables and Liquid template tags cheatsheetJuly 13, 2016
Jekyll tutorials
- Multilingual Jekyll Without PluginsMay 8, 2017
- Host a Jekyll Website With Pretty Urls In Amazon S3 and CloudfrontApril 24, 2017
- Get A List Of Categories Based In Subfolders In JekyllMarch 3, 2017
- 5 Steps To Add Bootstrap 4 To Jekyll The Right WayFebruary 27, 2017
- Automated Deployment Of Jekyll Websites To Github Pages With A Git Push To GithubNovember 8, 2016
- How To Use Bower Scss With JekyllJune 18, 2016
- How to implement breadcrumbs on a Jekyll site with nested categoriesJune 7, 2016
- How To Handle Adsense In A Jekyll Development EnvironmentJune 6, 2016
- How To Prevent Content Displaying In A Jekyll Development EnvironmentJune 6, 2016
Ruby Language
- Double Versus Single Quotes In RubyAugust 9, 2016
- Ruby Language OverviewAugust 9, 2016
- What Is The Difference Between Modules And Classes In RubyAugust 9, 2016
- Managing Ruby Gems Version For Each ProjectJune 10, 2016
Ruby on Rails
- The Idiomatically Correct Way To Make An Instance Of A Many To One Relationship ModelAugust 18, 2016
- Simple Debugging In RailsAugust 12, 2016
- Common Steps To Start A Rails ProjectAugust 8, 2016
- Building A Hello World App In Ruby On Rails AppAugust 7, 2016
- Ruby On Rails OverviewAugust 7, 2016
Security
SQL
MySql
- Handling Mysql Credentials From Linux Command Line The Right WayNovember 15, 2016
- How To Dump And Import Utf 8 Mysql Databases In A Safe WayOctober 17, 2016
Theory
Devops
- Docker basic concepts, definition and utility.August 1, 2023
Software Testing
- When To Test Or Write Code First In Web DevelopmentAugust 8, 2016
Web Development
- Authorization Versus Authentication In Web AppsAugust 17, 2016
Web
- Save audio from Google Translator in 6 steps in Ubuntu Linux THE RIGHT WAYJune 9, 2022
- How to Tell if a Webpage Can Also Be Delivered Gzipped - Command Line With CurlAugust 18, 2018
- Colors Palettes For Web DesignDecember 9, 2016
- Script to automatically tweet new blog posts based in a website RSS feedNovember 10, 2016
Basic HTML concepts
- Minify Html in your static website (Hugo or Jekyll)August 15, 2018
- Checklist for website developers about performance, SEO and general webmaster's considerationsApril 3, 2017
- How To Check Local Websites For Broken LinksNovember 1, 2016
- Appropriate HTML5 tags to show source code, commands and software related tasks on blogsJuly 22, 2016
HTML cheatsheets
- Html5 Full CheatsheetJune 4, 2016
Responsive Web Design
- HTML viewport meta tag for responsive designsJune 21, 2016
Hostings
- Redirect HTTP to HTTPS and WWW to non-WWW with AWS S3, Cloudfront and Route 53 with a custom domainApril 22, 2017
Search Engine Optimization
- Essential Seo Tips And Techniques From Trusted SourcesJanuary 26, 2017
Structured Data Markups
Web Servers
Apache HTTP Server
Nginx Server
- Secure Nginx ServerAugust 30, 2018
- Redirect Www to Non Www With NginxAugust 30, 2018
- Web site Terms and Privacy PolicyJanuary 1, 2018
- AboutJanuary 1, 2017
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