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@erichurst
erichurst / US Zip Codes from 2013 Government Data
Created December 9, 2013 23:00
All US zip codes with their corresponding latitude and longitude coordinates. Comma delimited for your database goodness. Source: http://www.census.gov/geo/maps-data/data/gazetteer.html
This file has been truncated, but you can view the full file.
ZIP,LAT,LNG
00601,18.180555, -66.749961
00602,18.361945, -67.175597
00603,18.455183, -67.119887
00606,18.158345, -66.932911
00610,18.295366, -67.125135
00612,18.402253, -66.711397
00616,18.420412, -66.671979
00617,18.445147, -66.559696
00622,17.991245, -67.153993
@vjpr
vjpr / README.md
Last active June 27, 2022 10:01
RPC for Chrome Packaged App to allow communication between sandbox and privileged environment

ChromeRPC

I will eventually turn this into a bower module when I have time with tests and the whole shebang.

Usage

background.html

@twokul
twokul / hidden-classes-in-js-and-inline-caching.md
Last active May 30, 2024 19:41
Hidden classes in JavaScript and Inline Caching

Hidden classes in JavaScript and Inline Caching

Knowing how internals work is always a good. Pretty much for everything. Cars, trains, computers, you name it. It gives you an insight on what happens under the hood. You also act/react differently based on this knowledge.

As you might have guessed, it’s also true for web development. Knowledge of CSS transitions allows you to achieve better performance and not to use JavaScript in most cases. Knowledge of V8 internals allows you to write more performant JavaScript code. So let’s talk about V8 a little.

A little about V8

V8 is a JavaScript engine built by Google. Firefox built SpiderMonkey, Opera built Carakan and Microsoft built Chakra. One very important difference between V8 and other JavaScript engines is that V8 doesn’t generate any intermediate code. It compiles JavaScr

@krisbulman
krisbulman / countCSSRules.js
Last active August 25, 2022 19:53 — forked from psebborn/countCSSRules.js
Count the number of rules and selectors for CSS files on the page. Flags up the >4096 threshold that confuses IE. — This snippet has been modified to count more than just the first level of CSSStyleRule objects within CSSMediaRule.
function countCSSRules() {
var results = '',
log = '';
if (!document.styleSheets) {
return;
}
for (var i = 0; i < document.styleSheets.length; i++) {
countSheet(document.styleSheets[i]);
}
function countSheet(sheet) {
@brianblakely
brianblakely / es6_eli5.txt
Last active August 27, 2021 16:22
ES6 ELI5
Foreword
===
These short descriptions will familiarize you with new things in ES6,
quickly and simply.
A lot of details are ignored to aid this purpose. This content is only intended
as a starting point or brief refresher.
Most of the descriptions use pre-ES6 JavaScript as a frame of reference.
@kugaevsky
kugaevsky / revert.sh
Last active July 4, 2018 09:06
Reverting back to node 0.10.36 on Mac OS X with Homebrew
$ cd /usr/local
$ git checkout b64d9b9c431642a7dd8d85c8de5a530f2c79d924 Library/Formula/node.rb
$ brew unlink node
$ brew install node
$ npm install -g npm@latest
@mbreese
mbreese / docker-heredoc-snippet
Last active June 12, 2023 21:28
Running docker with a HEREDOC to script the commands to run inside the container.
docker run -v /Users/mbreese/tmp:/tmp1 -w /tmp1 -i centos:7 /bin/bash -s <<EOF
date > foo
echo 'foo' >> foo
cat /etc/redhat-release >> foo
whoami >> foo
EOF
@sighingnow
sighingnow / Makefile
Last active April 28, 2024 10:42
Detect operating system in Makefile.
# Detect operating system in Makefile.
# Author: He Tao
# Date: 2015-05-30
OSFLAG :=
ifeq ($(OS),Windows_NT)
OSFLAG += -D WIN32
ifeq ($(PROCESSOR_ARCHITECTURE),AMD64)
OSFLAG += -D AMD64
endif
@PurpleBooth
PurpleBooth / README-Template.md
Last active June 2, 2024 14:24
A template to make good README.md

Project Title

One Paragraph of project description goes here

Getting Started

These instructions will get you a copy of the project up and running on your local machine for development and testing purposes. See deployment for notes on how to deploy the project on a live system.

Prerequisites