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JavaScript was built for adding interactivity to web pages. It can interact with and modify on-screen elements, including their HTML attributes – thats what setAttribute() does. Here’s how to use it. What is the HTML DOM? The HTML DOM (Document Object Model) is the interface which JavaScript… Read More »JavaScript setAttribute() Method-What It Is/How to Use It [Examples]
Travel is back. Do you have a plan for what happens if your laptop, with your passwords and banking details and secret projects gets stolen? Read on for a nifty way to mitigate the inconvenience of a lost laptop. Taking Your Laptop on Holiday I… Read More »Linux Tip: Travel Securely with an Encrypted Linux USB Stick
JavaScript does not have a native object class called a “hash table” – but that doesn’t mean that the functionality of hash tables doesn’t exist in the language. Here’s how to use hash tables in JavaScript, with working example code. What is a Hash Table?… Read More »Hash Tables/Associative Arrays in JavaScript – How and Why?
Here are some handy tips to keep in mind when writing your shell scripts in Linux. Shell scripts are a versatile way to automate your workflows in Linux (and MacOS, and now Windows, with the Windows Subsystem for Linux). Shell scripting syntax and behaviour does… Read More »LinuxScrew’s Linux Shell/Bash Scripting Tips
This quick tutorial will show you how to generate the Fibonacci sequence of numbers in Python. This is a useful example for new coders and those just learning Python as it shows how variables, loops, and arithmetic are used in Python. What is the Fibonacci… Read More »How to Generate the Fibonacci Sequence of Numbers in Python
This article will show you how to build your own cloud desktop environment. Virtual desktops have become a popular way to make your work space portable. You can leave all of your applications running in the cloud, and log into your desktop from anywhere and… Read More »Linux Tip: Free Self Hosted Cloud Desktops Using Linux and TailScale
This article covers the LibreNMS network monitoring tool, from installation and configuration to features and usage. Introduction to LibreNMS LibreNMS is a powerful open-source network monitoring solution that can be used to monitor devices and services on your network. It offers a wide range of… Read More »LibreNMS: What is it and how does it work?
This article provides a tutorial on how to install and use Netstat, a command-line network tool, on Linux. Netstat is a command-line utility that can be used to view network connections, routing tables, and a variety of other network-related information on Linux systems. While Netstat… Read More »How to Install and Use Netstat on Linux (CentOS/RHEL, Debian/Ubuntu, OpenSuse & Arch Linux)
This tutorial will show you how to convert a string value to boolean in JavaScript, with working code examples for several situations. Why Are You Converting Strings to Booleans? Really, you should not be storing boolean data in a string, but there are several scenarios… Read More »Converting String to Boolean in JavaScript, With Examples
This article shows how the toUpperCase() method is used in JavaScript to make all letters in a string UPPER CASE. The toUpperCase() method is included in the string object and is fully supported in all browsers. In the JavaScript programming language, strings can either be a primitive or an object – primitives are the most… Read More »Using the JavaScript toUpperCase() String Method [Examples]
