This tutorial shows you how to generate an MD5 hash for either a file or string. While useless for security, this hash still has its uses. It can be used as a quick hash to validate that two files are the same. Read More
This tutorial will show you how to use the sleep and usleep functions in PHP. These allow you to pause the execution of the running script. Sleep sleeps the script in seconds, usleep sleeps the script in microseconds. Read More
Within this guide, you will learn how to use if, else, if else conditional statements in JavaScript. These allow you to perform actions when a condition is met and are a critical part of programming with JavaScript. Read More
This tutorial will show you how to use the str_replace function in PHP. This function allows you to find and replace text within a string quickly. In addition, it can handle different matches on a string with different text replacements. Read More
Learn how to use and declare constants within the PHP language. This guide will show you how to use the define() function and the const keyword. This function and keyword affect the way a constant can be declared in PHP. Read More
In this tutorial, you will learn how to convert a string to an integer in Python. In addition, you will learn how to deal with strings that contain different number formats such as binary, hexadecimal and octal. Read More
In this tutorial, we will be showing you how you can convert an int to a string within the Python language. We explore a few different methods of doing this, from using the str() function to utilizing Python's f-string syntax. Read More
In this tutorial, you will learn how to use the head command on the Linux operating system. Using this tool, you can easily grab lines from the top of a file. It even has support to use bytes instead of lines. Read More
In this guide, we will be showing you how to create a directory in PHP using the mkdir function. This function even allows you to set permissions on new folders. It also has the ability to create entire directory trees. Read More
In this project, we will be writing a simple script in Python that will monitor a website for changes from the Raspberry Pi. When the script detects a change, it will send an email to the specified email address. Read More
This guide will show you how to use the uptime command on Linux. This tool shows you how long your Linux system has been running. In addition, the uptime tool can show you the current time, active users, and load average. Read More
This tutorial will show you how to use the var_dump function in PHP. This function helps debug values stored in variables. It allows you to dump variable information, including its data type and name. Read More
In this tutorial, you will learn how to use the tail command on Linux. Using tail allows you to retrieve the lines at the end of a file. This tool also allows you to follow a file, printing any newly added lines. Read More
In this guide, we will be showing you how to set up the LAMP stack on the Raspberry Pi. LAMP consists of Linux, Apache MySQL, and PHP. Each of these components is useful for anyone pursuing web development. Read More
In this tutorial, you will learn how to install NodeJS to the Raspberry Pi. This framework allows you to run JavaScript without a web browser. It is useful for command-line tools and driving dynamic websites. Read More
In this guide, we will walk you through how you can define a string in the PHP language. A string is defined as a sequence of characters. There are multiple ways to define a string, each with its own purpose. Read More
This guide will show you how to perform a network install on the Raspberry Pi. Using this, you can install an OS while only having an ethernet network connection. You won't need a separate device to install an OS. Read More
Learn how to use the mkdir command on a Linux operating system. This tool is used to create directories within the Linux filesystem. Within this guide, you will see all of the different ways to utilize mkdir. Read More
In this guide, we will show you the operators supported by the PHP language. Operators are a critical part of coding with PHP. They perform operations on one or more values to create a new resulting value. Read More
In this tutorial, we will be showing you how to update the bootloader on a Raspberry Pi 4. The bootloader is what starts up the various components of your system and eventually boots into the operating system itself. Read More