题叶 tiye

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.

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

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W3C Introduction to Web Components - explainer/overview of the technologies

Press minus + shift + s and return to chop/fold long lines!

	################ Scheme Interpreter in Python

	## (c) Peter Norvig, 2010; See http://norvig.com/lispy2.html

	################ Symbol, Procedure, classes

	from __future__ import division
	import re, sys, StringIO

	class Symbol(str): pass

	// OOP
	console.log( 'OHAI'.blink() );

	// Call invocation
	console.log( String.prototype.blink.call('OHAI') );

	// $ always makes things look awesome.
	var $ = Function.prototype.call;

	// Very explicit call invocation

	<!DOCTYPE html>

	<meta charset=utf-8 />
	<title>Defining JavaScript functions, the ES6 way</title>

	<h1>Defining JavaScript functions, the ES6 way</h1>

	<em>Use Firefox 22 (Firefox Nightly)</em>

	<script>

	(ns whatever.cljs
	(:require [cljs.compiler :refer (munge)])
	(:refer-clojure :exclude (munge defonce)))

	(defmacro defonce
	[vname expr]
	(let [ns (-> &env :ns :name name munge)
	mname (munge (str vname))]
	`(when-not (.hasOwnProperty ~(symbol "js" ns) ~mname)
	(def ~vname ~expr))))

	import Control.Applicative ((<$>))
	import System.Directory

	-- Because Hugs doesn't have System.FilePath.(</>)
	(</>) :: FilePath -> FilePath -> FilePath
	parent </> child = parent ++ "/" ++ child

	getDirectoryContents' :: FilePath -> IO [FilePath]
	getDirectoryContents' dir =
	filter (`notElem` [".", ".."]) <$> getDirectoryContents dir

	[
	{ "keys": ["ctrl+shift+t"], "command": "open_terminal_project_folder" },
	{ "keys": ["ctrl+tab"], "command": "next_view" },
	{ "keys": ["ctrl+shift+tab"], "command": "prev_view" }
	]