The simplest grep command looks like the one shown below. This “find string in file” command will show all the lines in the file that contain the string, even when that string is only part of a longer ...

To demonstrate the use of the above, I will use a simple Java class called TimeZoneIDs.java, whose code listing is shown next. package dustin.examples; import java.util.Arrays; import ...

Microsoft is working on a new built-in command-line 'Disk Usage' utility that reports how much disk space a folder uses. Over time it is common to run out of storage and not know what programs or ...

One of the most valuable utilities offered by Unix and Linux-based systems is the wc command. This versatile command stands for "word count" and offers you a simple, yet powerful way to analyze text ...

The Windows 11 Command Prompt is an application that allows you to launch programs and change settings by typing commands into a window. Compared to similar features in the Windows GUI interface, ...

Jeff Werner is a software engineer and has been writing this column since 2007. Question: Awhile back, you answered a DOSBox question for me (Geek Note: IGTM #723, May 30, 2021 and IGTM #779, Jun 26, ...

Whether you’re troubleshooting a problem or just trying to speed up your normal usage, you can take advantage of Command line switches to carry out basic tasks in Microsoft Outlook on Windows 11/10 ...