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 ...

The printf command offers well-defined behavior following the POSIX standard, which means it works the same way across shells ...

Our kids' room has its own routine. When we say, "Alexa, it's bedtime," their sound machine turns on (powered by a smart plug), their bedside lamp switches off, and their smart light strip turns on to ...

The script command not only makes a record of what commands you run but also allows you to save the output generated so that you can examine it later or easily turn your command sequences into scripts ...

Follow ZDNET: Add us as a preferred source on Google. Virtual assistants will soon be as commonplace as smartphones -- in many parts of the world, they already are. Most smartphones have a built-in ...

There are only a few special characters involved in working with character strings on the command line or in a script on Linux: the single quote, the double quote and the backslash. But the rules aren ...

Amazon’s Echo Show devices offer the same smarts as an Alexa speaker and have a touchscreen display. They come in various sizes to suit each room in your house. The tiny Echo Show 5 is great for your ...

Suzanne has over seven years of experience researching, testing, writing, and editing articles about all kinds of tech, from smart home gadgets and EVs, to Android apps and nerdy media. She graduated ...