Clément Wehrung iclems
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| var MIME_TYPE = { | |
| PLAIN: 'text/plain', | |
| HTML: window.clipboardData ? 'Text' : 'text/html' | |
| }; | |
| var ios = /AppleWebKit/.test(navigator.userAgent) && /Mobile\/\w+/.test(navigator.userAgent); | |
| function selectInput(node) { | |
| if (ios) { // Mobile Safari apparently has a bug where select() is broken. | |
| node.selectionStart = 0; |
iclems
/ Firebase Lazy-Safe Iterator
Last active
June 21, 2018 09:48
This snippet enables to iterate over a Firebase reference in a non-blocking way. If you need to iterate over a large reference, a child_added query may block your Firebase as it will query the whole data before iteration. With this snippet, children are retrieved one by one, making it slower / safer.
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| // By Clément Wehrung | |
| function Iterator(queueRef, processingCallback) { | |
| this.queueRef = queueRef; | |
| this.processingCallback = processingCallback; | |
| this.processed = {}; | |
| this.processNext(); | |
| } | |
| Iterator.prototype.processNext = function() { |