Super User by Kiwix

Q&A for computer enthusiasts and power users

Most popular questions

2301 What is the cURL command-line syntax to do a POST request? 2008-09-17T15:39:01.910

2064 Why does Windows think that my wireless keyboard is a toaster? 2014-08-05T09:36:30.107

1559 How do I make a machine "blank screen" for a period of time (as a penalty) if certain noise levels are reached? 2013-02-01T17:14:09.170

1511 How do I scroll in tmux? 2010-11-10T18:40:45.620

1483 How can I sort the output of 'ls' by last modified date? 2009-04-09T13:17:20.547

981 What are the Windows A: and B: drives used for? 2011-01-10T09:34:29.353

963 How to clear/flush the DNS cache in Google Chrome? 2010-10-26T21:12:00.193

957 Getting curl to output HTTP status code? 2011-04-18T10:28:57.347

851 Find out which process is locking a file or folder in Windows 2010-03-09T14:05:19.753

831 Transatlantic ping faster than sending a pixel to the screen? 2012-05-01T09:30:45.533

756 How to tell git which private key to use? 2011-01-12T18:20:31.147

741 Is there a built-in checksum utility on Windows 7? 2011-02-14T18:38:56.793

681 Why does this PNG image display differently in Chrome & Firefox than in Safari and IE? 2013-04-07T03:32:40.807

672 How are pseudorandom and truly random numbers different and why does it matter? 2014-02-05T03:26:25.377

640 What does 'source' do? 2009-09-24T10:35:48.933

636 macOS keeps asking my ssh passphrase since I updated to Sierra 2016-09-22T09:21:53.970

627 How to recursively chmod all directories except files? 2010-01-06T01:56:57.027

593 How can I get the same SSID for multiple access points? 2010-03-21T18:46:37.423

581 From a quality perspective, what is better: turning volume up in the software, in the OS, or on the speakers? 2012-10-24T16:47:37.613

573 How to *disable* automatic reboots in Windows 10? 2015-08-14T17:21:42.070

566 How do you reload your .vimrc file without restarting vim? 2010-04-17T14:18:40.903

558 Windows 7 SP1 Windows Update stuck checking for updates 2015-08-06T19:57:17.410

549 How can I display the contents of an environment variable from the command prompt in Windows 7? 2011-09-29T11:22:34.540

499 Did I just get hacked? 2016-02-01T11:21:48.690

493 How does a computer restart itself? 2011-06-08T19:04:08.707

489 Create/rename a file/folder that begins with a dot in Windows? 2009-11-02T15:15:03.640

488 How to execute a command whenever a file changes? 2010-08-27T20:02:40.510

481 How to find a directory on linux? 2009-06-28T17:51:46.333

480 How do I reorder tmux windows? 2011-02-02T19:53:22.253

479 Is there any 'sudo' command for Windows? 2009-09-17T09:24:35.757

478 Difference between .bashrc and .bash_profile 2010-09-02T14:40:34.913

472 View list of files in ZIP archive on Linux 2010-11-30T09:05:54.060

470 How to copy with cp to include hidden files and hidden directories and their contents? 2009-10-27T19:46:06.483

469 What is the "You have new mail" message in Linux/UNIX? 2011-07-04T15:23:42.730

467 Does e-mail address obfuscation actually work? 2011-01-21T04:39:16.950

465 How to turn off word-wrap in less 2011-04-19T14:48:26.573

454 How to stop an automatic redirect from “http://” to “https://” in Chrome 2013-03-13T17:40:54.940

453 How can I remove malicious spyware, malware, adware, viruses, trojans or rootkits from my PC? 2010-01-25T16:49:05.650

452 Permissions on private key in .ssh folder? 2010-11-26T22:04:58.947

449 When reading a file with `less` or `more`, how can I get the content in colors? 2010-03-09T10:44:32.413

446 How can I make Chrome stop caching redirects? 2011-06-30T17:05:28.303

445 How to remove one or all auto-complete text entries in Chrome? 2010-08-12T19:49:48.933

444 Why don't websites immediately display their text these days? 2013-02-07T06:22:29.273

440 "directory junction" vs "directory symbolic link"? 2011-10-05T03:28:14.963

440 Can I delete the folder C:\ProgramData\Package Cache\? 2012-07-31T14:47:34.373

430 Automatically answer 'Yes' when using apt-get install 2010-07-16T20:34:00.610

428 How to open files in vertically/horizontal split windows in Vim from the command line 2009-10-05T18:01:06.470

422 How to decompress a .bz2 file 2012-09-28T19:40:38.043

419 Using ffmpeg to cut up video 2010-05-06T14:12:17.863

413 How can I free up drive space from the Windows installer folder without killing Windows? 2014-01-27T17:55:45.683