Most Popular
1500 questions
361
votes
12 answers
How can I do a Cache Refresh in Google Chrome?
I don't know what exactly it's called, by cache refresh I mean, refresh the page after clearing its cache. I don't want to clear the entire browser cache.
I can't seem to cache refresh my pages. In Firefox, I know it to be Shift+Refresh.
In Chrome,…
gAMBOOKa
- 351
- 2
- 8
- 17
358
votes
9 answers
How to compact VirtualBox's VDI file size?
I've a VirtualBox VM which configured a very large hard disk size (bigger than host). By my mistake, a program on the VM generated lots of log files and the VDI file size keeps growing until there is no space on the host.
Now I've deleted the log…
DeepNightTwo
- 3,695
- 3
- 12
- 8
358
votes
5 answers
Who provides the Internet service to Internet Service Providers (ISPs)?
I've been wondering recently about how the infrastructure of the Internet really works.
I know that I have an Internet Service Provider (ISP) that supplies my connection to the Internet.
But what I don't know is: Who provides the Internet to the…
James Mertz
- 25,954
- 41
- 108
- 163
357
votes
3 answers
What is the Windows equivalent of the Unix command cat?
I want to do exactly what unix "cat" does, but on my PC. Is there a simple equivalent command for the Windows command line?
Specifically I want to create a file from all the files of a given type in a folder
In Unix:
cat *fna…
Kirt
- 6,671
- 17
- 49
- 61
356
votes
6 answers
less command with multiple files: How to navigate to next/previous
I just found out I can use less with multiple files. less status line tells me
(END) - Next: file2.txt
But how do I navigate previous/next from less?
Jesper Rønn-Jensen
- 6,640
- 7
- 26
- 33
355
votes
21 answers
Move an off-screen window back on-screen on Mac OS X
It seems that Mac OS X 10.6.1 Snow Leopard has a tendency to leave some windows off-screen at times, especially when I disconnect an external monitor from my MacBook. How can I move the window back on-screen when it's not possible to grab the title…
Matthew Rankin
- 5,080
- 3
- 25
- 25
353
votes
5 answers
Bash: Iterating over lines in a variable
How does one properly iterate over lines in bash either in a variable, or from the output of a command? Simply setting the IFS variable to a new line works for the output of a command but not when processing a variable that contains new lines.
For…
Alex Spurling
- 3,692
- 2
- 16
- 8
352
votes
16 answers
How do you list all processes on the command line in Windows?
Is there a command equivalent to 'ps' on Unix that can list all processes on a Windows machine?
readonly
- 3,794
- 2
- 19
- 11
350
votes
4 answers
Go back to previous directory in shell
Is there a way to go back to previous directory we were in using bash,tcsh without using pushd/popd ?
I'd like to type something like "back" and got returned to the previous directory I was in.
Edit:
"cd -" works, but only for current and previous…
Lydon Ch
- 5,439
- 8
- 29
- 34
348
votes
7 answers
Why does virtualbox only have 32-bit option, no 64-bit option on Windows 7?
I have downloaded and installed the newest virtualbox 4.3.20 for my Windows 7 (64-bit OS), but when I want to install 64-bit Linux, the New->Create Virtual Machine only displays 32-bit option, no 64-bit option. Could anyone give any clues about this…
Nan Xiao
- 4,053
- 6
- 17
- 22
348
votes
8 answers
tmux vs. screen
I'm about to get back into using GNU Screen, but I have been hearing people occasionally mention tmux as a better alternative. Does it really offer an alternative to all the features Screen offers, such as activity monitoring in different windows,…
Alison R.
- 4,010
- 3
- 18
- 13
348
votes
11 answers
Scroll shell output with mouse in tmux
Mouse scrolling doesn't work in tmux the way it works when I run shell without tmux (in Gnome Terminal). It seems tmux sends mouse scroll events as if I pressed Up/Down keys. But I want it to scroll though the shell output history. Is there a way to…
user31494
- 3,593
- 3
- 15
- 6
348
votes
21 answers
How do I list the SSL/TLS cipher suites a particular website offers?
How can I retrieve a list of the SSL/TLS cipher suites a particular website offers?
I've tried openssl, but if you examine the output:
$ echo -n | openssl s_client -connect www.google.com:443
CONNECTED(00000003)
depth=1 /C=ZA/O=Thawte Consulting…
Jeremy Powell
- 6,459
- 5
- 21
- 16
345
votes
9 answers
How to list files of a Debian package without install
This command can only list contents of installed packages,
dpkg -L PACKAGENAME
but how to list contents of a non-installed package, to preview/examine the package?
Xiè Jìléi
- 17,292
- 23
- 85
- 118
345
votes
14 answers
How can I send a Ctrl+Alt+Delete through Remote Desktop in Windows 8?
I need to send a CtrlAltDelete to a remote machine through Remote Desktop. The CtrlAltDelete is being intercepted by Windows 8, regardless of whether the remote desktop has focus or is in full screen. I'm remoting in to a Windows XP machine, and…
rtf
- 12,488
- 14
- 49
- 88