Popular Performance Programming Tips

Don't use Array.forEach, use for() instead

Afshin Mehrabani

19 responses · performance, loop, javascript

Why you should always append DOM elements using DocumentFragments

Thomas Lindstrøm

10 responses · performance, dom, document, fragment

Box / Unboxing vs. Encapsulation: Java's `Map<Something, Integer>`

Mufid

1 response · performance, java

Use NFS to speed up your Vagrant

Anton Kalyaev

19 responses · performance, virtualbox, vagrant

Use IN instead of ANY in PostgreSQL

Michał Czyż

6 responses · performance, postgresql

Speeding up AngularJS's $digest loop

Laurent Perrin

22 responses · angularjs, performance, digest, dirty-checking

Did you know you can multithread in JavaScript?

Thomas Lindstrøm

4 responses · performance, javascript, multithread

Don't use innerHTML to empty DOM elements

Thomas Lindstrøm

5 responses · performance, dom, boost, html

~~ is faster than Math.floor()

Afshin Mehrabani

10 responses · performance, math, shortcut, javascript

The prototype is your friend (if you care about perf)

Dan Tao

17 responses · performance, prototype, javascript

Fix Samba read and write performance issues.

Samuel Williams

1 response · performance, samba

Quick performance test on JavaScript console

justGoscha

3 responses · performance, javascript, performance-testing

Nginx aggressive asset configuration

Stéphane Bachelier

3 responses · performance, assets, cache, nginx

DO NOT $('#foo a'); DO $('#foo').find('a');

Adam Argyle

35 responses · css, performance, dom, jquery

Improve scroll performance of Chrome when using background-size: cover;

René Ras

5 responses · css, chrome, performance, background-size

MySQL SQL_CALC_FOUND_ROWS for pagination performance

Cristiano Diniz da Silva

0 responses · mysql, performance, pagination

How to not trigger browser repaint when opacity changes

Marcus Zanona

3 responses · css, performance, browser, css3

Fast byte array to hex string conversion in C#

Sascha Kiefer

2 responses · performance, convert, hex, c#

Tune up your PostgreSQL

Bartłomiej Danek

0 responses · performance, postgresql, tune up, database administration

Speed up your zsh completions

Adam Stankiewicz

4 responses · shell, zsh, performance

Measuring memory usage in Ruby

Bryan Powell

3 responses · ruby, performance

Use infinity.js for smooth infinite scrolling

Ash

0 responses · jquery, performance, js, infinite scrolling

Getting to know and love Chrome's CSS selector profile

Peter Mescalchin

1 response · css, chrome, performance, browser

Measuring JavaScript Heap

Jonathan Krause

0 responses · performance, javascript

setTimeout(func, 0) will not work as expected

Matt Johnson

4 responses · performance, javascript

Displaying tips 1 - 25 of 146 in total

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Recent Activity

Don't use Array.forEach, use for() instead

Afshin Mehrabani

· performance, loop, javascript

Measuring Ember.js tests run time

Wojtek Ryrych

· emberjs, performance

Javascript Array length performance comparison

Esteban

· javascript, performance

Make those long running I/O-intense jobs faster

Brian Graham

· performance, gnu, fileio

When a #temp table won't do

Adam

· performance, optimization, hacks, troubleshooting

Newest Performance protips

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