corvax19

echo -n "That's the text"|openssl enc -e -aes-256-cbc -a
  Encrypt with interactive password. Encrypted message is base64-encoded afterwards.

echo -n "That's the text"|openssl enc -e -aes-256-cbc -a -k "MySuperPassword"
  Encrypt with specified password. Encrypted message is base64-encoded afterwards.

echo "GVkYiq1b4M/8ZansBC3Jwx/UtGZzlxJPpygyC"|openssl base64 -d|openssl enc -d -aes-256-cbc
  Base-64 decode and decrypt message with interactive password.

echo "GVkYiq1b4M/8ZansBC3Jwx/UtGZzlxJPpygyC"|openssl base64 -d|openssl enc -d -aes-256-cbc -k "MySuperPassword"

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:

tskaggs

Convert MOV to GIF using FFmpeg and ImageMagick

I tried a few different techniques to make a GIF via command-line and the following gives me the best control of quality and size. Once you're all setup, you'll be pumping out GIFs in no time!

Preparation

Install FFmpeg

• $ brew install ffmpeg [all your options]
  • Example: $ brew install ffmpeg --with-fdk-aac --with-ffplay --with-freetype --with-frei0r --with-libass --with-libvo-aacenc --with-libvorbis --with-libvpx --with-opencore-amr --with-openjpeg --with-opus --with-rtmpdump --with-schroedinger --with-speex --with-theora --with-tools

Install ImageMagick

t32k

ダウンロードしよう！

• ImageOptim — make websites and apps load faster (Mac app)

まずはサイトから、ImageOptim.appをダウンロードしましょう。

使ってみよう！

kevin-smets

Default

Powerlevel10k

oanhnn

Regex for matching ALL Japanese common & uncommon Kanji (4e00 – 9fcf) ~ The Big Kahuna!
([一-龯])

Regex for matching Hirgana or Katakana (*)
([ぁ-んァ-ン])

Regex for matching Non-Hirgana or Non-Katakana
([^ぁ-んァ-ン])

Regex for matching Hirgana or Katakana or basic punctuation (、。’)

cferdinandi

/**
 * Stop an iframe or HTML5 <video> from playing
 * @param  {Element} element The element that contains the video
 */
var stopVideo = function ( element ) {
	var iframe = element.querySelector( 'iframe');
	var video = element.querySelector( 'video' );
	if ( iframe ) {
		var iframeSrc = iframe.src;
		iframe.src = iframeSrc;

octocat

# Compiled source #
###################
*.com
*.class
*.dll
*.exe
*.o
*.so

# Packages #

lfender6445

Pry Cheat Sheet

• Youtube Tutorial 2013

Command Line

• pry -r ./config/app_init_file.rb - load your app into a pry session (look at the file loaded by config.ru)
• pry -r ./config/environment.rb - load your rails into a pry session

Debugger

Kartones

PSQL

Magic words:

psql -U postgres

Some interesting flags (to see all, use -h or --help depending on your psql version):

• -E: will describe the underlaying queries of the \ commands (cool for learning!)
• -l: psql will list all databases and then exit (useful if the user you connect with doesn't has a default database, like at AWS RDS)