Provider | Singleton | Instantiable | Configurable |
---|---|---|---|
Constant | Yes | No | No |
Value | Yes | No | No |
Service | Yes | No | No |
Factory | Yes | Yes | No |
Decorator | Yes | No? | No |
Provider | Yes | Yes | Yes |
The following will guide you through the process of installing Node.js on an AWS EC2 instance running Amazon Linux AMI 2016.09 - Release Notes
For this process I'll be using a t2.micro EC2 instance running Amazon Linux AMI (ami-d41d58a7). Once the EC2 instance is up-and-running, connect to your server via ssh
- Make sure our server has the latest packages :
sudo yum update -y
This article has been given a more permanent home on my blog. Also, since it was first written, the development of the Promises/A+ specification has made the original emphasis on Promises/A seem somewhat outdated.
Promises are a software abstraction that makes working with asynchronous operations much more pleasant. In the most basic definition, your code will move from continuation-passing style:
getTweetsFor("domenic", function (err, results) {
// the rest of your code goes here.
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#!/usr/bin/env python | |
""" | |
This Python code is based on Java code by Lee Jacobson found in an article | |
entitled "Applying a genetic algorithm to the travelling salesman problem" | |
that can be found at: http://goo.gl/cJEY1 | |
""" | |
import math | |
import random |
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# First install tmux | |
brew install tmux | |
# For mouse support (for switching panes and windows) | |
# Only needed if you are using Terminal.app (iTerm has mouse support) | |
Install http://www.culater.net/software/SIMBL/SIMBL.php | |
Then install https://bitheap.org/mouseterm/ | |
# More on mouse support http://floriancrouzat.net/2010/07/run-tmux-with-mouse-support-in-mac-os-x-terminal-app/ |