The output will be what you expect, it will echo Hello World onto the screen. You can also use echo to view the contents of a variable: As with most Linux commands, there's definitely more that we can ...

Amazon recently launched Alexa Plus, a major AI-powered upgrade to its voice assistant. This new version brings significantly ...

The here string is the leaner, more versatile cousin of the here doc.

From organizing your schedule to controlling smart devices, Alexa can help simplify your daily routine and bring a new level of convenience to your space. Whether you want to automate chores, manage ...

It's easy to add a few lines of text to files on Linux, but there are tools that make it easier to add many lines. There are a number of ways to add text to files on Linux systems without having to ...

Typing the same command again and again can become tiresome. Here are a number of ways you can make repeating commands – or repeating commands but with some changes – a lot easier than you might ...