Official Gov UK postcode regular expression:
^([Gg][Ii][Rr] 0[Aa]{2})|((([A-Za-z][0-9]{1,2})|(([A-Za-z][A-Ha-hJ-Yj-y][0-9]{1,2})|(([AZa-z][0-9][A-Za-z])|([A-Za-z][A-Ha-hJ-Yj-y][0-9]?[A-Za-z])))) [0-9][A-Za-z]{2})$
$ ffmpeg -i input.mp4 -vcodec h264 -acodec mp2 output.mp4 |
// run this in Chrome with the --enable-precise-memory-info flag | |
// $ open -a "Google Chrome" --args --enable-precise-memory-info | |
timer = function() { | |
requestAnimationFrame(timer) | |
var heapBefore = window.performance.memory.usedJSHeapSize | |
// run processes here | |
// eg. console.log allocates 2216 bytes, new Object() 56 bytes |
$ ffmpeg -i movie.mp4 -ss 00:00:05 -t 00:01:00 -async 1 cut.mp4 | |
# -ss = start time | |
# -t = duration, not end time |
ffmpeg -i file.mp4 -r 60 $filename%03d.jpg |
# get a log of today's commits | |
$ git config --global alias.today '!git log --since=midnight --author="$(git config user.name)" --oneline' | |
$ git today | |
# get a log of yesterday's commits | |
$ git config --global alias.yday '!git log --graph --since=day.before.yesterday.midnight --until=midnight --author="$(git config user.name)" --oneline' | |
$ git yday |
nano ~/.bash_profile | |
# or subl ~/.bash_profile | |
# add the following to your bash_profile and any other commands you use regularly | |
# command aliases | |
# git | |
alias gs='git status' | |
alias gpom='git push origin master' | |
# cd |
$ brew install rbenv ruby-build | |
$ echo 'eval "$(rbenv init -)"' >> ~/.bash_profile | |
# restart terminal | |
$ type rbenv | |
#=> "rbenv is a function" | |
$ rbenv install --list | |
#=> list of all available installations | |
$ rbenv install 2.1.3 | |
#=> install specified version | |
$ rbenv global 2.1.3 |
'use strict'; | |
// declare app-level module | |
var app = angular.module('app', []); | |
// register directive | |
app.directive('partial', function () { | |
return { | |
templateUrl: "partial.html", // url to template | |
restrict: "AE" // restrict directive trigger to attribute (A) and element (E), not classname (C) |
$ npm config set prefix ~/npm | |
$ echo prefix = ~/.node >> ~/.npmrc | |
# append this to .bashrc or .bash_profile: export PATH="$PATH:$HOME/.node/bin" |
Official Gov UK postcode regular expression:
^([Gg][Ii][Rr] 0[Aa]{2})|((([A-Za-z][0-9]{1,2})|(([A-Za-z][A-Ha-hJ-Yj-y][0-9]{1,2})|(([AZa-z][0-9][A-Za-z])|([A-Za-z][A-Ha-hJ-Yj-y][0-9]?[A-Za-z])))) [0-9][A-Za-z]{2})$