KentVN dqtweb

Pyenv

Install Multiple Python Versions for Specific Project

Located in alphabetical order (not prefer)

ab – slow and single threaded, written in C
apib – most of the features of ApacheBench (ab), also designed as a more modern replacement, written in C
autocannon – fast HTTP/1.1 benchmarking tool written in Node.js
baloo – Expressive end-to-end HTTP API testing made easy, written in Go (golang)

	#!/usr/bin/env python3

	'''
	always getting the most recent frame of a camera
	================================================

	Usage:
	------
	freshest_camera_frame.py

	public static List<Object> shuffleList(List<Object> list) {
	Random rand = new Random();
	// convert to array
	Object[] array = list.toArray();
	for (int i = array.length - 1; i > 0; i--) {
	// generate random number in range 0 to i
	int j = rand.nextInt(i + 1);

	// swap array[i] with array[j]
	Object temp = array[i];

	After install zsh

	- brew update
	- brew install nvm
	- mkdir ~/.nvm

	after in your ~/.zshrc or in .bash_profile if your use bash shell:

	export NVM_DIR=~/.nvm
	source $(brew --prefix nvm)/nvm.sh

	const io = require('socket.io-client');

	const socket = io('http://localhost:3000', {
	transportOptions: {
	polling: {
	extraHeaders: {
	'Authorization': 'Bearer abc',
	},
	},
	},

	[Unit]
	Description=Jupyter Notebook

	[Service]
	Type=simple
	ExecStart=/home/roeyd/Notebook/.env/bin/jupyter lab --port 9090
	WorkingDirectory=/home/roeyd/Notebook

	[Install]
	WantedBy=default.target

	# so that you can open with excel

	def addUTF8Bom(filename):
	f = codecs.open(filename, 'r', 'utf-8')
	content = f.read()
	f.close()
	f2 = codecs.open(filename, 'w', 'utf-8')
	f2.write(u'\ufeff')
	f2.write(content)
	f2.close()

	// example, we want to sort list of objects based on an object's attribute. ex: "age"
	var peopleList = [{"name": "Laura", "age":5}, {"name": "Peppa", "age": 40}, {"name": "Josh", "age":22}];
	var comparision = function(a, b) { return a.age > b.age ? 1 : -1; };

	SELECT
	type
	, count(*)
	, count(DISTINCT u)
	, count(CASE WHEN plat=1 THEN u ELSE NULL END)
	, count(DISTINCT CASE WHEN plat=1 THEN u ELSE NULL END)
	, count(CASE WHEN (type=2 OR type=6) THEN u ELSE NULL END)
	, count(DISTINCT CASE WHEN (type=2 OR type=6) THEN u ELSE NULL END)
	FROM
	t