Click for a PDF with this and four other essential Linux articles. And, if you’ve ever heard anyone say that for Unix, everything is a file, you might not be too surprised to learn that lsof works ...

Excerpt from CCNP TSHOOT 642-832. Cisco IOS Diagnostic Tools: This section shows how a few readily accessible Cisco IOS Software commands can be used to quickly gather information as part of a ...

3 Windows OS Loader %SystemRoot%\system32\winload.exe %SystemRoot%\system32\winload.efi 4 Windows NT OS Kernel %SystemRoot%\system32\ntoskrnl.exe When you hit the ...

Don't install QuickTime 6.4 if you need QuickTime Java support under OS X 10.2 According to an Apple Knowledge Base article, QuickTime 6.4 does not include QuickTime Java support; installing it on OS ...

The command line is often the best place to resolve Windows 7 desktop problems. These basic commands will help speed your troubleshooting tasks. Holiday rerun: An oldie-but-a-goodie, these ...

Microsoft is officially deprecating the Microsoft Support and Recovery Assistant (SaRA) across Windows 11, Windows 10, and ...

Everyone should be able to use basic Windows 10 network commands entered from the command prompt to troubleshoot network connection problems. Living and working in an always-connected world means the ...

Although it's typical to interact with the graphical user interface when using Windows, it's still a good idea to know how to use the Command Line. If you dedicate the time to learning it, you could ...

There are certain Linux commands I consider essential. They range from networking, troubleshooting, and file viewing. They're also easy enough for new users to learn. Even though I've been using Linux ...

Diagnosing an Internet connection in Windows can be a frustrating experience. To help with this, we have outlined six Windows 10 commands that you can use to troubleshoot your Internet connection and ...