Using the JS fullscreen API is painful because all browers use different methods and events and you need to use...
Touch devices have their own set of events like touchstart or touchmove. Because mobile browsers should also work with with...
CarrierWave comes with some RSpec matchers which will make testing more comfortable. Let's say you have an Uploader like...
You might have some trouble running a Rails LTS 2 app with MySQL 5.7. If you don't want to...
MySQL and MariaDB have an SQL mode setting which changes how MySQL behaves. The SQL mode value is comprised of...
On your local system that only hosts non-critical development data and only you have access to, you can store...
Rails offers a way to prepend (or append) view paths for the current request. This way, you can make the...
You need to update a lof gems. Make sure you don't have any version constraints in your...
In Spreewald 1.10.4+, nested patiently blocks are now patient. Here is an example: patiently do outer_code patiently do
Bundler::GemRequireError: There was an error while trying to load the gem 'mysql2'. Gem Load Error is: Incorrect MySQL client...
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...
When installing gems, a lot of time is spent building locally installed documentation that you probably never use.
Say you want to move a git repository from one remote (perhaps Github) to another (perhaps Gitlab).
ActiveSupport::Dependencies takes care of auto-loading any classes in development. This is usually useful, but when you run into...
Font Awesome version 5 changed some icon names, and introduces new prefixes fab, far, and fas. There is a JavaScript...
This article will show you how to use throw and catch. It's a nice tool to break out of...
This error is raised because your old database does not have a configured environment yet, which Rails 5 enforces.
wrap the text with a span use line-height for the spacing between lines ("margin")
If you try to listen to events on elements that are nested inside a , Firefox will stop event propagation once...
By default, browsers will not wrap text at syllable boundaries. Text is wrapped at word boundaries only. This card explains...
Summary: Don't add chromedriver-helper to the Gemfile the executables might break your tests in projects where chromedriver-helper...
Git has two kind of tags: annotated lightweight Annotated tags are stored as full objects in the Git database. They...