As developers we are dealing with many tasks every week. We need a system to organize ourselves. Goals After completing...
Get an idea of the varying support for HTML/CSS/JavaScript features in different browsers like Chrome, Firefox, Internet Explorer, Edge...
Learn Enough Command Line to be Dangerous (it's in our library => Google Drive) CLI tricks every developer should...
In this card we will learn to write code that scales with a large number of database records. We will...
JavaScript is a scripting language supported by all browsers. Browsers don't speak Ruby, so if we want to implement...
Understand at least the following CSS concepts: Classes Selecting elements for styling Basic styling (color, typography, spacing)
Git is our version control system. Goals Understand why we use git. Learn how to work with your local repository...
Disabling auto-complete in login forms is probably a bad idea, since it encourages weak passwords. If you are still...
sslscan is a nice tool to show details about TLS/SSL connections: ~> sslscan some-host-at.makandra.de Testing SSL server some-host-at.makandra.de on port 443...
I was annoyed that RubyMine's autocompletion did not work via Ctrl+Space for me. In fact, it did not...
There are times when you have a chunk of text that you want to do something with, e.g. replace something...
There are some frontends available, but they all suck, are no longer maintained or are hard to install.
Nested exceptions for Ruby: When you rescue an error and then re-raise your own, you don't have to...
Web applications can be used by multiple users at the same time. A typical application server like Passenger has multiple...
This guide shows how to create an AngularJS application that consumes more and more memory until, eventually, the browser process...
Obviously, you only can do this for your own sites. You need to authenticate a domain you want to remove...
SVG files are often much larger than necessary, containing comments, metadata, hidden elements etc. Optimize them with this tool.
Geordi 1.0 features a command line application geordi, that holds most of Geordi's previous commands. New features
If you paste multiple lines of text into a cell, Calc's AutoCorrect will change the first character of the...
A set of javascript tools for working with files. It offers different kinds of things: A cross-browser JS API...
Google Calendar integration into Thunderbird suddenly did not work any more for me. Thunderbird kept asking me for my password...
edge_rider is Power tools for ActiveRecord relations (scopes). Please note that some of the functions edge_rider provides have...
Aruba is an extension to Cucumber that helps integration-testing command line tools. When your tests involve a Rails test...
With this command you can initiate an application restart without touching restart.txt. Unlike touching restart.txt, this tool initiates the restart...