Once in a while, you may need to cleanup resources (containers, volumes, images, networks) ...
// see: https://github.com/chadoe/docker-cleanup-volumes
$ docker volume rm $(docker volume ls -qf dangling=true)
$ docker volume ls -qf dangling=true | xargs -r docker volume rm
| const copyToClipboard = str => { | |
| const el = document.createElement('textarea'); // Create a <textarea> element | |
| el.value = str; // Set its value to the string that you want copied | |
| el.setAttribute('readonly', ''); // Make it readonly to be tamper-proof | |
| el.style.position = 'absolute'; | |
| el.style.left = '-9999px'; // Move outside the screen to make it invisible | |
| document.body.appendChild(el); // Append the <textarea> element to the HTML document | |
| const selected = | |
| document.getSelection().rangeCount > 0 // Check if there is any content selected previously | |
| ? document.getSelection().getRangeAt(0) // Store selection if found |
| { | |
| "bracket_styles": { | |
| "default": { | |
| "icon": "dot", | |
| // BH1's original default color for reference | |
| // "color": "entity.name.class", | |
| "color": "brackethighlighter.default", | |
| "style": "highlight" |
A summary of the Rails Guides on Routes, plus other tips.
The Rails router recognizes URLs and dispatches them to a controller's action. It can also generate paths and URLs, avoiding the need to hardcode strings in your views.
Examples
# Redirects /orders/report to orders#report.
get 'orders/report', to: 'orders#report'
apm install linter
gem install rubocop
apm install linter-rubocop
Fisher-Yates Knuth Method
function shuffle(array) {
var currentIndex = array.length, temporaryValue, randomIndex ;
// While elements are avaiable to shuffle
while (0 !== currentIndex) {
// Pick an element
| // Use Gists to store code you would like to remember later on | |
| console.log(window); // log the "window" object to the console |