Jacob Way JacobWay

Linux commands

curl

Curl is a tool to transfer data from or to a server.
curl -X POST "name=you&code=0" http://localhost:9999

man

man section <name>
Sections are well defined:

1 is for shell commands

Guide

Routing

Routing resfers to the definition of application end points (URIs) and how they response to client requests.

Routing methods

express class -> routing methods -> http methods

Routing paths

route path based on strings

hub is command line wrapper for git that makes you better at github.

create a github repo from command line

git create -d "This is your project discription"
git push origin master

Glossary

Signature

In computer science, a type signature or type annotation defines the inputs and outputs for a function, subroutine, or method.

Service

In window operating system, a window service is a computer program that operates in the background.
It is similar in concept to a Unix daemon.

Daemon

StrongLoop Process Manager

StrongLoop PM is a production process manager for Node.js application with built-in load balancing,
monitoring, multi-host deployment, and a graphical console

Commands

To confirm it is started: slc ctl status smileyouexpress
To view the last logs: slc ctl log-dump smileyouexpress
To see more options: slc ctl -h
To see metrics, the profilers and other diagnostic features run: slc arc

	# Compiled source #
	###################
	*.com
	*.class
	*.dll
	*.exe
	*.o
	*.so

	# Packages #

	function Foo(){
	return this;
	}

	var fooThis = Foo(); // ? fooThis =
	var fooThat = new Foo(); // ? fooThat =

	// create event
	var evt = document.createEvent("Event");

	// initializing the event
	evt.initEvent("anyName", true, true);

	// add event handler
	document.addEventListener("anyName", function(e){
	// your handler logic
	console.log("e.target: ", e.target);

	{
	class Message {
	doCallback(cb){
	cb("!!");
	}
	doAnother(){
	console.log("??", this); // Message
	}
	doSomething() {
	this.doCallback(function(message){

	Install PostgreSQL:
	Install PostgreSQL 9.6 via homebrew.


	Before installation:
	Uninstall PostgreSQL if you have installed it by homebrew with command: brew uninstall postgres.
	Delete the database cluster, usually locates on /usr/local/var/postgres, or /usr/local/pgsql/data.
	The command is: rm -rf /usr/local/var/postgres, or rm -rf /usr/local/pgsql/data.