addyosmani

CSS Layout Debugger

A tweet-sized debugger for visualizing your CSS layouts. Outlines every DOM element on your page a random (valid) CSS hex color.

One-line version to paste in your DevTools

Use $$ if your browser aliases it:

~ 108 byte version

wkjagt

#How I built an audio book reader for my nearly blind grandfather

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Last year, when visiting my family back home in Holland, I also stopped by my grand-parents. My grand-father, now 93 years old, had always been a very active man. However, during the presceding couple of months, he'd gone almost completely blind and now spent his days sitting in a chair. Trying to think of something for him to do, I suggested he try out audio books. After finally convincing him -- he said audio books were for sad old people -- that listening to a well performed recording is actually a wonderful experience, I realized the problem of this idea.

####The problem with audio devices and the newly blind. After my first impulse to jump up and go buy him an

Integralist

Rules for good testing

Look at the following image...

...it shows an object being tested.

You can't see inside the object. All you can do is send it messages. This is an important point to make because we should be "testing the interface, and NOT the implementation" - doing so will allow us to change the implementation without causing our tests to break.

uris77

# This is a very crud example of using the Repository Pattern with SQLAlchemy. It allows me to completely ignore interactions with 
# the database. This is only pulled in whenever I require to persist or retrieve an object from the database. The domain/business 
# logic is entirely separated from persistence and I can have true unit tests for those.

# The tests for persistence are then limited to very specific cases of persistence and retrieving instances, and I can do those 
# independent of the business logic. They also tend to be less tests since I only need to test them once.

dergachev

OS X Screencast to animated GIF

This gist shows how to create a GIF screencast using only free OS X tools: QuickTime, ffmpeg, and gifsicle.

Instructions

To capture the video (filesize: 19MB), using the free "QuickTime Player" application:

rocarvaj

" VIM Configuration File
" Description: Optimized for C/C++ development, but useful also for other things.
" Author: Gerhard Gappmeier
"

" set UTF-8 encoding
set enc=utf-8
set fenc=utf-8
set termencoding=utf-8
" disable vi compatibility (emulation of old bugs)

uhlenbrock

set :application,       'foo'
set :repository,        '_site'
set :scm,               :none
set :deploy_via,        :copy
set :copy_compression,  :gzip
set :use_sudo,          false
set :host,              '127.0.0.1'

role :web,  host
role :app,  host