The 90s are calling: they want their tables back. Unfortunately, you need them all for laying out your HTML emails...
Since late 2015, all major browsers (still excluding Firefox) support pointing device media queries. These can be used to distinguish...
The method cookies is defined in the ActionController and should never be overwritten. Bad example class StaticPagesController < ApplicationController
RSpec let's you chain a matcher with .or. The expectation will then pass if at least one matcher matches...
Browsers' printing methods usually don't print background colors. In most cases this is the desired behavior, because you don...
There is a kinda secret, yet well supported CSS feature called currentColor. It's like a special CSS variable that...
TL;DR I18n keys ending with _html are automatically marked as HTML-safe when translating with t('.your_key_html...
When your application is running on a multi-server setup, application logs are stored per server (unless you choose a...
You know that you can use jQuery's text() to get an element's contents without any tags.
For outputting a given String in HTML, you mostly want to replace line breaks with or tags.
Sometimes, the IRB prints a warning during boot: irb: warn: can't alias source from irb_source. Explanation
Lets say we have a user with a contract whereas contract is a mounted carrierwave file. Now we want to...
When you need test images, instead of using services like lorempixel or placehold.it you may generate test images yourself.
Boot partitions from installations prior to the 16.04 era are terribly small. When you install updates and encounter errors due...
When you find yourself constantly ignoring a RubyMine warning, you can simple disable that warning and de-clutter your editor...
You might have some trouble running a Rails LTS 2 app with MySQL 5.7. If you don't want to...
On your local system that only hosts non-critical development data and only you have access to, you can store...
When you have string contents (e.g. a generated binary stream, or data from a remote source) that you want to...
You need to update a lof gems. Make sure you don't have any version constraints in your...
Running rails server will start a local server that you can access via http://localhost:3000. When you are working...
Form fields can be rendered as noneditable by setting the disabled or the readonly attribute. Be aware of the differences...
mysql> SELECT @@global.version; +------------------+ | @@global.version | +------------------+ | 5.6.30 | +------------------+ 1 row in set (0,00 sec) MySQL 5.6 Reference Manual says "BLOB and TEXT...
Use bundler > 1.15 to fix Gem::LOADED_SPECS_MUTEX (NameError). Given the following project: ruby -v ruby 1.8.7
Here is how to use Chromedriver without libraries like selenium-webdriver. This can be useful for debugging. The following example...