In React's terminology, there are five core types that are important to distinguish:
React Elements
In React's terminology, there are five core types that are important to distinguish:
React Elements
Magic words:
psql -U postgres
Some interesting flags (to see all, use -h
or --help
depending on your psql version):
-E
: will describe the underlaying queries of the \
commands (cool for learning!)-l
: psql will list all databases and then exit (useful if the user you connect with doesn't has a default database, like at AWS RDS)# SYNTAX: | |
var pattern = new RegExp(pattern, attributes); # attributes: g (global); i (case-sensitive); m (multiline matches) | |
var pattern = /pattern/attributes; # same as above | |
# BRACKETS: | |
[...]: Any one character between the brackets. | |
[^...]: Any one character not between the brackets. |
# --------------------------------------------------------------------------- | |
# | |
# Description: This file holds all my BASH configurations and aliases | |
# | |
# Sections: | |
# 1. Environment Configuration | |
# 2. Make Terminal Better (remapping defaults and adding functionality) | |
# 3. File and Folder Management | |
# 4. Searching | |
# 5. Process Management |
// === Arrays | |
var [a, b] = [1, 2]; | |
console.log(a, b); | |
//=> 1 2 | |
// Use from functions, only select from pattern | |
var foo = () => [1, 2, 3]; |
Meteor.startup(function () { | |
// create a wrapper around native canvas element (with id="c") | |
window.canvas = new fabric.Canvas('c'); | |
window.canvas.selection = false; | |
window.canvas.setBackgroundImage('tempimg/space.jpg', | |
window.canvas.renderAll.bind(canvas)); | |
window.canvas.on('object:modified', function (e) { | |
var data; |
// Includes functions for exporting active sheet or all sheets as JSON object (also Python object syntax compatible). | |
// Tweak the makePrettyJSON_ function to customize what kind of JSON to export. | |
var FORMAT_ONELINE = 'One-line'; | |
var FORMAT_MULTILINE = 'Multi-line'; | |
var FORMAT_PRETTY = 'Pretty'; | |
var LANGUAGE_JS = 'JavaScript'; | |
var LANGUAGE_PYTHON = 'Python'; |