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:
David Breneisen davebren
dperini
/ regex-weburl.js
Last active
June 18, 2026 13:06
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| // | |
| // 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) | |
| // |
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| 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 |
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| 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();; |
omarmiatello
/ ParcelableUtil.java
Last active
January 1, 2025 22:35
Parcelable to byte array, byte array to parcelable
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| /** | |
| * 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
/ The Technical Interview Cheat Sheet.md
Last active
July 23, 2026 07:25
This is my technical interview cheat sheet. Feel free to fork it or do whatever you want with it. PLEASE let me know if there are any errors or if anything crucial is missing. I will add more links soon.
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!
\
staltz
/ introrx.md
Last active
August 2, 2026 17:36
The introduction to Reactive Programming you've been missing
(by @andrestaltz)
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.md
Last active
July 30, 2026 18:38
List of 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!
Tools for bundling your HTML/CSS/JS into a native app.
JakeWharton
/ README.md
Last active
January 8, 2020 02:13
A special activity which facilitates restarting your application process.
This gist has graduated to a full-fledged repo @ https://github.com/JakeWharton/ProcessPhoenix
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| 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 |
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