Corentin Girard Drarig29

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command	description
ctrl + a	Goto BEGINNING of command line

Profile JSON schema

Using jq is great for examining JSON objects. You can extend its functionality with custom methods. The following is useful to understand at a high level the structure of arbitrary JSONs which is useful when trying to understand new data sources.

Requires jq verison 1.5.

Profile an object

Add the following method to your ~/.jq:

Semantic Commit Messages

See how a minor change to your commit message style can make you a better programmer.

Format: <type>(<scope>): <subject>

<scope> is optional

Example

S3 Static Sites

⚠ This post is fairly old. I don't keep it up to date. Be sure to see comments where some people have posted updates

What this will cover

Host a static website at S3
Redirect www.website.com to website.com
Website can be an SPA (requiring all requests to return index.html)
Free AWS SSL certs
Deployment with CDN invalidation

React recently introduced an experimental profiler API. This page gives instructions on how to use this API in a production release of your app.

Table of Contents

Profiling in production
- Create React App
- Webpack 4

Profiling in production

React DOM automatically supports profiling in development mode for v16.5+, but since profiling adds some small additional overhead it is opt-in for production mode. This gist explains how to opt-in.

ANSI Escape Sequences

Standard escape codes are prefixed with Escape:

Ctrl-Key: ^[
Octal: \033
Unicode: \u001b
Hexadecimal: \x1B
Decimal: 27

	#define _WIN32_WINNT 0x0500

	#include <windows.h>
	#include <windowsx.h>
	#include <GL/gl.h>
	#include <GL/glu.h>

	#include <dwmapi.h>

	#pragma comment (lib, "opengl32.lib")

	#!/bin/bash
	#
	# Apply filter-branch --commit-filter easily
	#
	# Author: Yuki <[email protected]>
	# License: MIT License
	#

	PROGNAME=$(basename $0)
	SUBCMDNAME=${PROGNAME#git-}

	# Check which version of sed is used when you run the `sed` command
	# The version that ships with Mac OS X is
	# /usr/bin/sed
	which sed

	# Install gnu-sed using Homebrew
	# The `--with-default-names` option configures `sed` to use gnu-sed
	# Without that option, you'll need to type `gsed` to use gnu-sed
	brew install --default-names gnu-sed

	/**
	* Deep copy function for TypeScript.
	* @param T Generic type of target/copied value.
	* @param target Target value to be copied.
	* @see Source project, ts-deepcopy https://github.com/ykdr2017/ts-deepcopy
	* @see Code pen https://codepen.io/erikvullings/pen/ejyBYg
	*/
	export const deepCopy = <T>(target: T): T => {
	if (target === null) {
	return target;