Learn coding online in these easy to follow but in-depth tutorials. Currently, we cover the basics of Python, but we’re working hard to bring you lots more tutorials.
In this guide, we will take you through the basics of using the PHP $_GET global variable for handling incoming GET data. We will also take you through how to define name-value pairs (query string) that are sent within the URL. Read More...
In this tutorial, you will learn how to use the const keyword to declare a variable in JavaScript. A const variable's value can only be assigned during it's declaration. The value can not be re-assigned or changed. Read More...
This tutorial will teach you how to install PHP on the Ubuntu operating system. This includes guides on setting it up for the Apache and Nginx webservers. PHP is a programming language that helps drive dynamic websites. Read More...
This tutorial takes you through how to check if a file exists using the Python programming language. It is crucial that check if a file exists if you plan on using them throughout your script. Failing to perform a check can result in fatal errors. Read More...
This guide will take you through the basics of using the PHP $_POST global variable for handling incoming POST data. You will likely need to use this variable if you plan on using HTML forms or any sort of form data submission via a POST request. Read More...
This tutorial will teach you how to declare a variable in JavaScript using the let keyword. A variable declared using let will respect the global, function, and block scopes. It also doesn't allow itself to be redeclared in the same scope. Read More...
In this tutorial, you will learn how to use the htmlspecialchars() Function in PHP. This function converts special characters to HTML entities. It is incredibly useful for sanitizing user data to prevent XSS. Read More...
This tutorial takes you through how to use the ternary operator in the Python programming language. The ternary operator or conditional expression is great for increasing readability and reducing the amount of code. Read More...
In this guide, we will be showing you how to use the typeof operator within JavaScript. This operator returns the data type of an operand as a string. By using typeof, you can ensure that the variable you are dealing with is the correct data type. Read More...
This tutorial will take you through the basics of using variables in PHP. We will touch on using variable scopes, data types, naming conventions, and more. It is the perfect tutorial if you want to start learning how to code in PHP. Read More...
Learn how to use the delete operator in JavaScript. For example, you can use this operator to delete the properties of writeable objects. However, it doesn't instantly free up memory in JavaScript as it may in other programming languages. Read More...
In this tutorial, we will take you through each logical operator you can use in Python. A logical operator works based on the operands Boolean "true" or "false value. The operators are primarily used in conditional statements. Read More...
This guide will show you how to use the comma operator in JavaScript. This is a special operator that allows you to compound multiple expressions. The last expression in the chain will be the result that is returned. Read More...
In this tutorial, you will learn how to use the empty() function in PHP. This function checks whether a variable exists and has a valid value. This is useful for ensuring you have a valid value. It is especially useful when dealing with arrays. Read More...
This tutorial takes you through the basics of using the strlen function in a PHP script. The strlen function allows you to check the length of a given string. However, there are a few things you will need to be aware of. Read More...
In this tutorial, we will be showing you how to use the ternary operator within the JavaScript language. This conditional operator allows you to run an expression based on whether the specified condition is true or false. Read More...
This tutorial takes you through how to use the print() function in the Python programming language. You can use the print function to output an object or multiple objects to the terminal. Read More...
In this tutorial, you will learn how to use bitwise operators in JavaScript. These operators allow you to modify numbers at a binary level. While dealing with binary can be overwhelming for beginners it is relatively straightforward to understand bitwise math. Read More...
In this tutorial, you will learn how to use string operators in JavaScript. String operators allow you to append one string to another. JavaScript will even attempt to convert non-strings to a string during concatenation. Read More...
In this guide, we will be showing you the various logical operators supported by JavaScript. A logical operator works based on the operands "true" or "false value. You can use these to inverse a logical result or check if multiple operands are true. Read More...