Using the dialog command you can launch ASCII-art dialogs from your shell scripts. Check out man dialog for a...

Line-height and vertical-align are simple CSS properties. So simple that most of us are convinced to fully understand...

Below is a list of some VIM settings I find useful. You can add them to your .vimrc. source $VIMRUNTIME/mswin.vim...

window.getSelection().toString(); Browser support: IE9+, Android 4.3+, Safari 5+

There seems to be a nasty bug in Chrome 56 when testing with Selenium and Capybara: Slashes are not written...

We generally use multiple application servers (at least two) and you have to search on all of them if you...

Collection of useful tools in the Chrome JavaScript console. Make the whole page editable This is not special to Chrome...

Sometimes huge refactorings or refactoring of core concepts of your application are necessary for being able to meet new requirements...

A comprehensive introduction to sending HTML emails. Intro: HTML email: Two words that, when combined, brings tears to a developer...

In general, you should not put a block element inside an inline element. So don't do this: text

So you're getting an error like this: undefined method `activate_bin_path' for Gem:Module (NoMethodError)

So you're getting this failure when running bundle install on an older project: Your Gemfile.lock is corrupt. The following...

Building plain text emails with an .erb template doesn't allow you to indent code like you normally do in...

This card tries to summarize by example the different uses of heredoc. In Ruby << vs. <<- vs. <<~ In Rails strip_heredoc...

This method will remove automatically installed packages that no other packages depend on any more. This, of course...

There is no CSS selector for matching elements that contains a given string ¹. Luckily, Capybara offers the :text option to...

We used zeroclipboard.js in some of our projects but now we switched to clipboard.js because it does not rely on...

Closure_tree lets your ActiveRecord models act as nodes in a tree data structure. This promises a few improvements over...

When a directory has more than a few thousand entries, ls will start taking really long to list its content...

This might be relevant for us since we're often managing customer documents in our apps. I played around with...

If you want to find the commits that touched a specific text in a file, use git log -G 'text...

Using the -U parameter you can change how many lines are shown above and below a changed section.

These are Chrome plugins that proved useful at makandra. Each is the best-in-class. Dimensions Auto-measure distances by...