dperini

//
// Regular Expression for URL validation
//
// Author: Diego Perini
// Created: 2010/12/05
// Updated: 2018/09/12
// License: MIT
//
// Copyright (c) 2010-2018 Diego Perini (http://www.iport.it)
//

jboner

Latency Comparison Numbers (~2012)
----------------------------------
L1 cache reference                           0.5 ns
Branch mispredict                            5   ns
L2 cache reference                           7   ns                      14x L1 cache
Mutex lock/unlock                           25   ns
Main memory reference                      100   ns                      20x L2 cache, 200x L1 cache
Compress 1K bytes with Zippy             3,000   ns        3 us
Send 1K bytes over 1 Gbps network       10,000   ns       10 us
Read 4K randomly from SSD*             150,000   ns      150 us          ~1GB/sec SSD

rlemon

javascript:function C(a){var b=a.target;"IMG"===b.nodeName&&(b.src="http://i.imgur.com/AM3Ae.png");B();a.preventDefault();a.stopPropagation();return!1}function A(){d.body.insertBefore(s,d.body.firstChild);d.addEventListener("click",C,!1)}function B(){d.body.removeChild(s);d.removeEventListener("click",C,!1)}var d=document,s=d.createElement("style");s.textContent="body * { cursor: crosshair; }";A();;

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:

omarmiatello

/**
 * Copyright 2013 Omar Miatello - omar.miatello@justonetouch.it
 * Based on http://stackoverflow.com/a/18000094/1228545
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *

tsiege

ANNOUNCEMENT

I have moved this over to the Tech Interview Cheat Sheet Repo and has been expanded and even has code challenges you can run and practice against!






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staltz

The introduction to Reactive Programming you've been missing

(by @andrestaltz)

---

This tutorial as a series of videos

If you prefer to watch video tutorials with live-coding, then check out this series I recorded with the same contents as in this article: Egghead.io - Introduction to Reactive Programming.

---

nolanlawson

Offline-first tools for web developers

A quick list of tools for building HTML/CSS/JS apps that work well offline. Ping me at @nolanlawson if I missed anything!

Hybrid app development

Tools for bundling your HTML/CSS/JS into a native app.

JakeWharton

Moved!

This gist has graduated to a full-fledged repo @ https://github.com/JakeWharton/ProcessPhoenix

dlebech

The documentation for Gerrit when it comes to formatting comments is quite lacking. Here is short list created by trial and error and looking at the source code in:
./gerrit-gwtexpui/src/main/java/com/google/gwtexpui/safehtml/client/SafeHtml.java

Lists:
* List item 1
* List item 2

- List item 1
- List item 2