When you tell rbenv to install a Ruby it does not know about, you will get an error message.
MenuetOS is an Operating System in development for the PC written entirely in 32/64 bit assembly language. Menuet64 is released...
So you have a restangular collection and you want to remove an element from it, after you've successfully deleted...
With this command you can initiate an application restart without touching restart.txt. Unlike touching restart.txt, this tool initiates the restart...
If you regularly get ActionView::MissingTemplate exceptions, maybe some bot visits your site requesting silly formats like: http://www.rails-app.com/makandra.html-username-2000...
better_errors is an awesome gem for enhanced error pages in development, featuring a live-REPL for some light debugging...
Your development machine is usually on a very good network connection. To test how your application behaves on a slow...
Batman is an alternative Javascript MVC with a similar flavor as AngularJS, but a lot less features and geared towards...
Development environment setup Rails Composer Basically a comprehensive Rails Template. Prepares your development environment and lets you select web server...
Browsers usually cache favicons. If you update the favicon of your web site and want all visitors to see the...
Introducing Trailer from HouseTrip, a simple menu bar app that helps you manage your GitHub pull requests. It’s one...
When you do something like this in your code: def var_value @var ||= some_expensive_calculation end
TLDR: This card explains which threads and processes interact with each other when you run a Selenium test with Capybara...
In Ruby, classes and modules are called constants. This card explains how Ruby resolves the meaning of a constant.
CarrierWave attachments have two distinct methods #url and #path which appear to behave the same: document.file.url # => /storage/documents/4/letter.doc document.file.path # => /storage/documents/4/letter.doc
Rack::Attack is a rack middleware to protect your web app from bad clients. It allows whitelisting, blacklisting, throttling, and...
Use protocol independent URLs whenever possible so that the browser will choose the protocol related to the protocol which the...
When I upgraded from 0.5.4 PDFKit deadlocked or crashed when an ApplicationController::RouteError occured. If this error happens only because...
Ubuntu 12.04 LTS x64, Ruby 1.8.7, Rails 2.13, PDFKit 0.5.4, Phusion Passenger Apache 2 I ran into this, when I...
Weighttp is threaded and might exhaust resources of an application better than ApacheBench or httperf. You need libev installed.
We proudly release our safe_cookies middleware into public beta and just published it on Github. Features are:
Rails has always included a scaffold script that generates a default controller implementation for you. Unfortunately that generated controller is...
If you need to test interaction with a remote API, check out the VCR gem as an alternative to Webmock...
So you client has asked you to implement a row of buttons to like the URL on Facebook, Twitter and...