CouchDB is a NoSQL database for storing JSON documents. It comes with a REST API out of the box so your client applications can persist data while requiring you to write little or no server-side code. CouchDB's killer feature is its ability to easily replicate, which allows for horizontal scaling, easy backup, and for client adapters to synchronize documents. This is perfect if you want to write an application that is offline-first. It's become my go-to database when creating new
@tracked
is a decorator for Preact that makes working with state values no different than properties on your component instance.
It's one 300 byte function that creates a getter/setter alias into state/setState() for a given key, with an optional initial value. The "magic" here is simply that it works as a property decorator rather than a function, so it appears to integrate directly into the language.
tracked
has no dependencies and works with any component implementation that uses this.state
and this.setState()
.
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var OFF = 0, WARN = 1, ERROR = 2; | |
module.exports = exports = { | |
"env": { | |
"es6": true | |
}, | |
"ecmaFeatures": { | |
// env=es6 doesn't include modules, which we are using | |
"modules": true |
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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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{ | |
// http://eslint.org/docs/rules/ | |
"ecmaFeatures": { | |
"binaryLiterals": false, // enable binary literals | |
"blockBindings": false, // enable let and const (aka block bindings) | |
"defaultParams": false, // enable default function parameters | |
"forOf": false, // enable for-of loops | |
"generators": false, // enable generators | |
"objectLiteralComputedProperties": false, // enable computed object literal property names |
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if foo { | |
return bar | |
} | |
return baz |
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// @dankapusta on twitter sent me a link to | |
// http://stackoverflow.com/questions/13015523/angular-js-is-value-the-proper-way-to-set-app-wide-constant-and-how-to-retri | |
// so changing service to const to | |
//code omitted | |
.constant('Consts', | |
{ | |
const1: { | |
yes: 1, | |
no: 2, |
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The regex patterns in this gist are intended only to match web URLs -- http, | |
https, and naked domains like "example.com". For a pattern that attempts to | |
match all URLs, regardless of protocol, see: https://gist.github.com/gruber/249502 | |
# Single-line version: | |
(?i)\b((?:https?:(?:/{1,3}|[a-z0-9%])|[a-z0-9.\-]+[.](?:com|net|org|edu|gov|mil|aero|asia|biz|cat|coop|info|int|jobs|mobi|museum|name|post|pro|tel|travel|xxx|ac|ad|ae|af|ag|ai|al|am|an|ao|aq|ar|as|at|au|aw|ax|az|ba|bb|bd|be|bf|bg|bh|bi|bj|bm|bn|bo|br|bs|bt|bv|bw|by|bz|ca|cc|cd|cf|cg|ch|ci|ck|cl|cm|cn|co|cr|cs|cu|cv|cx|cy|cz|dd|de|dj|dk|dm|do|dz|ec|ee|eg|eh|er|es|et|eu|fi|fj|fk|fm|fo|fr|ga|gb|gd|ge|gf|gg|gh|gi|gl|gm|gn|gp|gq|gr|gs|gt|gu|gw|gy|hk|hm|hn|hr|ht|hu|id|ie|il|im|in|io|iq|ir|is|it|je|jm|jo|jp|ke|kg|kh|ki|km|kn|kp|kr|kw|ky|kz|la|lb|lc|li|lk|lr|ls|lt|lu|lv|ly|ma|mc|md|me|mg|mh|mk|ml|mm|mn|mo|mp|mq|mr|ms|mt|mu|mv|mw|mx|my|mz|na|nc|ne|nf|ng|ni|nl|no|np|nr|nu|nz|om|pa|pe|pf|pg|ph|pk|pl|pm|pn|pr|ps|pt|pw|py|qa|re|ro|rs|ru|rw|sa|sb|sc|sd|se|sg|sh|si|s |
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var zmq = require('zmq'); | |
// SUBSCRIBER | |
subsock = zmq.socket('sub'); | |
subsock.connect ('ipc:///tmp/node.ipc'); | |
subsock.subscribe('HELLOWORLD:'); | |
console.log('Subscriber connected to ipc:///tmp/node.ipc'); | |
subsock.on('message', function(msg) { |
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