How can I free up drive space from the Windows installer folder without killing Windows?

On my SSD machine, the C:\Windows\Installer folder is massive and takes up about 15% of my total disk space. Is there a way to clean up that folder without killing Windows 8.1/10? Tucking away the installers on the OS partition seems wasteful. Answer I created “PatchCleaner” to clean the windows installer directory of all orphaned … Read more

How to open files in vertically/horizontal split windows in Vim from the command line

There must be a way, something like this: vim -[option] <file-list> to open files from command prompt and not from within Vim. split windows vertically or/and horizontally in separate tabs Answer I’m assuming you mean from the command line. From vim –help: -o[N] Open N windows (default: one for each file) -O[N] Like -o but … Read more

How can I remove malicious spyware, malware, adware, viruses, trojans or rootkits from my PC?

What should I do if my Windows computer seems to be infected with a virus or malware? What are the symptoms of an infection? What should I do after noticing an infection? What can I do to get rid of it? how to prevent from infection by malware? This question comes up frequently, and the … Read more

Is there any ‘sudo’ command for Windows?

I always work on a non-administrator account on my Windows computer. Sometimes I need to install programs which requires administrator access. As I mostly use the Windows command prompt, is there a Windows command to escalate privileges, similar to the Linux terminal command sudo? Answer The runas command. runas [{/profile|/noprofile}] [/env] [/netonly] [/smartcard] [/showtrustlevels] [/trustlevel] … Read more

“directory junction” vs “directory symbolic link”?

In the context of NTFS: MKLINK [[/D] | [/H] | [/J]] Link Target /D Creates a directory symbolic link. Default is a file symbolic link. /H Creates a hard link instead of a symbolic link. /J Creates a Directory Junction. Link specifies the new symbolic link name. Target specifies the path (relative or absolute) that … Read more

How can I display the contents of an environment variable from the command prompt in Windows 7?

In Windows 7, when I start the Command prompt, is there any command to display the contents of an environment variable (such as the JAVA_HOME or PATH variables)? I have tried with echo $PATH, echo PATH and $PATH but none of these work. Answer In Windows Command-Prompt the syntax is echo %PATH% To get a … Read more

Find out which process is locking a file or folder in Windows

How can I find out which process is locking a file or folder in Windows? For instance, when trying to delete a folder, Windows reports this: The action can’t be completed because the folder is open in another program Happens the same with a file, but how do I find out what program or application … Read more