A complete list of RxJS 5 operators with easy to understand explanations and runnable examples.
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// MIT Licensed | |
// Author: jwilson8767 | |
/** | |
* Waits for an element satisfying selector to exist, then resolves promise with the element. | |
* Useful for resolving race conditions. | |
* | |
* @param selector | |
* @returns {Promise} | |
*/ |
This is a proposal for a lightning talk at the Reactive 2015 conference.
NOTE: If you like this, star ⭐ the Gist - the amount of stars decides whether it makes the cut!
React just got stateless components, meaning that they are in essence pure functions for rendering. Pure functions make it dead simple - even fun - to refactor your views
All of the below properties or methods, when requested/called in JavaScript, will trigger the browser to synchronously calculate the style and layout*. This is also called reflow or layout thrashing, and is common performance bottleneck.
Generally, all APIs that synchronously provide layout metrics will trigger forced reflow / layout. Read on for additional cases and details.
elem.offsetLeft
,elem.offsetTop
,elem.offsetWidth
,elem.offsetHeight
,elem.offsetParent
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// Promise.all is good for executing many promises at once | |
Promise.all([ | |
promise1, | |
promise2 | |
]); | |
// Promise.resolve is good for wrapping synchronous code | |
Promise.resolve().then(function () { | |
if (somethingIsNotRight()) { | |
throw new Error("I will be rejected asynchronously!"); |
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. | |
├── actions | |
├── stores | |
├── views | |
│ ├── Anonymous | |
│ │ ├── __tests__ | |
│ │ ├── views | |
│ │ │ ├── Home | |
│ │ │ │ ├── __tests__ | |
│ │ │ │ └── Handler.js |
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The MIT License (MIT) | |
Copyright (c) 2014 Tomas Kafka | |
Permission is hereby granted, free of charge, to any person obtaining a copy | |
of this software and associated documentation files (the "Software"), to deal | |
in the Software without restriction, including without limitation the rights | |
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
copies of the Software, and to permit persons to whom the Software is | |
furnished to do so, subject to the following conditions: |
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