Consider this Sass: .comment width: 320px; height: 240px; Any textarea with the comment class will be sized 320 by 240 pixels. In WebKit browsers (Chrome, Safari, ...) or Firefox, this is...
...only the initial size -- users can resize textareas to become bigger. This is helpful to the user, but may be breaking your application layout in some cases.
Variables are colored in the console output You don't need to stringify arguments so the + operator doesn't explode If the variable is a structured object like...
...inside the console and look at its contents Another concise way to write the statement is this: console.log({ foo, bar }); This uses Javascript's new destructuring syntax and is actually...
...exciting" case of auto-loading classes inside a thread which caused the application to stop responding. Rails 4.x ActiveSupport::Dependencies includes logging support. It is easy to use:
...Dependencies.logger = Rails.logger Rails 5+ Logging support was removed for Rails 5. You need to manually patch yourself into the module's code. Here is a dirty solution that works.
Since May 2011 we are cutting new gems using Bundler, which is less painful than cutting gems using Jeweler. You know a gem was cut using Bundler if you see...
This is how to update a gem that was cut using Bundler: Say git pull or check out a repository from Github like git clone git@github.com:makandra/geordi.git
...some non-default behavior that you know from other tags. Do not try to style html or body for positioning, width/heigth, or similar. Every browser has its own caveats and...
...you can not test them all. Generally speaking: Use the html tag to define your page's default background color (because on short pages or large screens, your body may...
sslscan is a nice tool to show details about TLS/SSL connections: ~> sslscan some-host-at.makandra.de Testing SSL server some-host-at.makandra.de on port 443 Supported Server Cipher(s): Failed SSLv3 256 bits ECDHE-RSA...
...AES256-GCM-SHA384 Failed SSLv3 256 bits ECDHE-ECDSA-AES256-GCM-SHA384 Failed SSLv3 256 bits ECDHE-RSA-AES256-SHA384 Failed SSLv3 256 bits ECDHE-ECDSA-AES256-SHA384 Rejected SSLv3...
...When your tests involve a Rails test application, your tool's Bundler environment will shadow that of the test application. To fix this, just call unset_bundler_env_vars in...
...a Cucumber Before block. Previously suggested solution Put the snippet below into your tool's features/support/env.rb -- now any command run through Aruba (e.g. via #run_simple) will have a clean...
...Rails 2 applications that use RSpec, so don't upgrade if that is your setup. The rspec-rails gem has a fatal bug that was only fixed for rspec-rails...
...x, which only supports Rails 3. There is no fix for the rspec-rails-1.3.x series of the gem which supports Rails 2. Anyway, here are upgrade instructions if...
...fully integrate your Dropbox account(s) into nautilus (Gnome's file manager) with automatic synchronization. Get the .deb file for your system architecture (32 or 64 bit) from the Linux...
...Install the downloaded package using either the Gnome integration (double-click it) or the shell, e.g.: dpkg -i nautilus-dropbox_?.?.?_amd64.deb Follow the graphical installer (use the custom installation for...
...Sometimes you have search entries in the autocomplete of the address bar, which are higher weighted than your bookmarks. Pressing SHIFT + DEL while searching removes them from the history immediately...
...Sometimes you have search entries in the autocomplete of the address bar, which are all higher weighted than your recently visited sites. Add a search for your history, so you...
...we noticed your project(s) has not accessed or used the YouTube Data API Service in the past 60 days. For reference, your inactive project number is ... While projects do...
...only tell you its (generated) number. But if you use the API Console's search, you won't get any results for project numbers. Also, project numbers are not visible...
I had some problems with Git and the file spec/fixtures/ČeskýÁČĎÉĚÍŇÓŘŠŤÚŮÝŽáčďéěíňóřšťúůýž. After pulling the latest commits, it would show that file as untracked, but adding and committing it would throw...
...unicode fixture file once again' did not match any file(s) known to git. Solution Install Git version > 1.8.2 using homebrew and set git config --global core.precomposeunicode true Done.
When building a form with a file select field, you may want to offer your users a live preview before they upload the file to the server. HTML5 via jQuery...
...Luckily, HTML5 has simple support for this. Just create an object URL and set it on an tag's src attribute: $('img').attr('src', URL.createObjectURL(this.files[0])) Unpoly Compiler
The linked article provides a good overview of the various concurrency primitives in Ruby, and what's changing in Ruby...
...that happens on your local machine Manually remove the offending's gem files and specifications. The paths will be something like /usr/lib/ruby/gems/1.8/gems/your-broken-gem and /usr/lib/ruby/gems/1.8/specifications/your-broken-gem Update Rubygems or Slimgems by running...
...gem update --system Run bundler on your project to reinstall the offending gem. If this happens to your during deployment Ask your operations team to do it. After the update...
...methods and properties) video = document.querySelector('video') video.play() video.pause() video.load() // Reset to the beginning and select the best available source video.currentSrc // The selected source video.currentTime // The current playback time (in seconds...
...video.ended // Whether the video has finished video.muted video.paused video.readyState // See comments video.volume Comments controls makes the browser show its own video controls The image given in poster will be shown...
It's every developer's nightmare: SQL queries that get large and unwieldy. This can happen fairly quickly with the addition of multiple joins, a subquery and some complicated filtering...
...logic. I have personally seen queries grow to nearly one hundred lines long in both the financial services and health industries. Luckily Postgres provides two ways to encapsulate large queries...
This post is not about devops, it's not about lean startups, it's not about web scale, it's not about the cloud, and it's not about continuous...
Ruby's String#split returns an array of substrings from the given string. Usually, this is missing the split characters: >> 'user@example.com'.split('@') => ["user", "example.com"] If you want to join those...
...parts later on, you might know the split character and can just use it to join explicitly. But if you split by a regular expression (for a set of split...
Let's say you have two XML strings that are ordered differently but you don't care about the order of attributes inside containers: a = ' batman secret ' b = ' secret batman...
...Working with plain string comparison is not helpful, of course: a == b => false Instead, you can use the Nori gem to convert your XML into a hash: xml_parser = Nori.new...
When you set both a record's association and that association's foreign key attribute, Rails does not realize you are talking about the same thing. The association change will...
...win in the next save, even if the foreign key attribute was changed after the association. As an example, assume you have these two models: class Group < ActiveRecord::Base
fake_stripe spins up a local server that acts like Stripe’s and also serves a fake version of Stripe.js, Stripe’s JavaScript library that allows you to collect your...
...customers’ payment information without ever having it touch your servers. It spins up when you run your feature specs, so that you can test your purchase flow without hitting Stripe...
Sometimes you want to have a time in a given timezone independent from you Rails timezone settings / system timezone. I usually have this use case in tests. Example
...results e.g. 2020-08-09 00:00:00 +0200 depending on the Rails timezone settings / system timezone. But in this example we always want to have the given time in...
...needed a way to make my apps full screen from bash scripts. There is no super-easy way, but it's not too hard either. Put the attached script into...
...e.g. /usr/local/bin and make it executable. Now you can call fullscreen Safari and Safari will go full screen. Notes This script needs activated access for assisting devices. Turn it on...