Variable Scopes A variable’s scope is a section of a program where that variable exists. You can have two types of variable scopes: local, or global. … [Read more...] about Global and Local Scopes
JavaScript
Variables
Variables Variables allow us to associate a value to a name. These values are stored in memory and are accessible through the name of the variable. Example: age = 21 The variable age holds the value 21. Throughout your program that value can change or … [Read more...] about Variables
Programming Comments
Comments are used to make annotations to a specific part of a code. … [Read more...] about Programming Comments
Syntax
Syntax Syntax are a set of rules that a programming language sets. The rules combine symbols and formatting to define the legal structure of a computer program. For example, in the Spanish language, you have grammar that you must specifically follow, one example … [Read more...] about Syntax
Code Execution
When your programs become larger than one statement, the statements are executed from left to right, top to bottom. In more complex programs you can stop execution, jump to another file, continue execution there, then return back to the file and continue on with … [Read more...] about Code Execution
Are you a programmer?
Programming Challenge Now that you know programming is more than just "working with computers", I want to give you a taste of what you’re getting into so that you’re prepared. Some of the general ideas that float around the programming community are “you are a … [Read more...] about Are you a programmer?
How To Read Native JavaScript Code
In one of the example pieces of code in the Programming Fundamental Series I show you how you create a function that will obtain the absolute value of any given number. The function that I create is a simple one to follow and it illustrates and important part of … [Read more...] about How To Read Native JavaScript Code
Moving Forward
You are well on your way to becoming a GREAT programmer. You have successfully completed this series. This is a BIG DEAL! You need to celebrate. This is only the beginning of something great, if you keep working on developing your Node.js skills you will soon … [Read more...] about Moving Forward
Example App in Node.js
Sample Application Now that you understand the core concepts of Node.js let's now create a simple application and execute it with Node.js with the terminal. [code lang=text] touch app.js echo "console.log('(7 + 5) / 2 is ?', (7+5)/2)" >> … [Read more...] about Example App in Node.js
How to Install Update and Remove Node.js From Linux or Ubuntu
Installing Node.js Start by visiting the main site for Node.js and click on the stable download button this will initiate the download for a file name node-v5.9.0.tar.gz, to install node run the following commands. Now you must be asking why I did not just use … [Read more...] about How to Install Update and Remove Node.js From Linux or Ubuntu
