List of Compass Mixins
Since we are migrating from our homegrown mixins.sass and helpers.sass to
Compass
Show archive.org snapshot
, here is a list of all the mixins provided by Compass.
Related cards:
List of handy Ruby scripts to transcode different file types (often by using GPT)
It's 2024 and we have tools like ffmpeg, imagemagick and GPT readily available. With them, it's easy to convert texts, images, audio and video clips into each other.
For the everyday use without any parameter tweaking I'm using a collection of ti...
MySQL: For each group, retrieve a comma-separated list of values in a given column
The technique described in this card has an important caveat: The result of GROUP_CONCAT is truncated to the maximum length that is given by the group_concat_max_len system variable, which has a default value of 1024. **This will cause hor...
Comparing Rails' flash hashes will not respect their internal lists of used entries
Rails flashes (FlashHash) track a list of used keys, which is not respected when comparing flash hashes.
This does not concern you under most circumstances.
Basics
When ActionController picks up a flash object, it will call the #sweep m...
List of Helpful RubyMine Shortcuts
Navigation
CTRL + SHIFT + ALT + N-
Search for any symbol in your application, like CSS classes, Ruby classes, methods, helpers etc.
CTRL + SHIFT + N-
Search for filename in your application (also dependencies)
CTRL + E-
O...
Font Awesome: List of Unicode glyphs and HTML entities
A list of FontAwesome icons in the form of copyable Unicode characters or HTML entities.
You might prefer to use FontAwesome by simply typing out these characters instead of using CSS classes. Of course you need to then give the containing elemen...
rbenv: How to update list of available Ruby versions on Linux
When you tell rbenv to install a Ruby it does not know about, you will get an error message.
$ rbenv install 2.1.2
ruby-build: definition not found: 2.1.2
You can list all available versions with `rbenv install --list'.
...
Sentry: How to get a list of events that is programmatically processable
The linked documentation explains how to get a JSON list of the latest 100 events of a given issue. Simply open this URL while logged in:
https://sentry.io/api/0/issues/<issue id>/events/
Rails: How to get the ordered list of used middlewares
Rails middlewares are small code pieces that wrap requests to the application. The first middleware gets passed the request, invokes the next, and so on. Finally, the application is invoked, builds a response and passes it back to the last middlew...
List of :status symbols for rendering in Rails
When your Rails controller calls render, you can pass a :status option for the HTTP status code:
render 'results', status: 400
All important status codes also have a symbol alias, which makes your code easier to read:
render 're...