Most Popular

1500 questions
365
votes
15 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
  • 3,924
365
votes
13 answers

How to reload the page by emptying cache 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
  • 361
361
votes
17 answers

"Show desktop" keyboard shortcut in Mac OS X

I am using a MacBook Pro with Mac OS X 10.5. Is there a similar function to "show desktop" (shortcut is WIN+D) on a Mac?  It should hide all applications and show a clean desktop.
George2
  • 5,049
360
votes
1 answer

Mouse pointer moving on arrow keys pressed in Windows?

I'm encountering a strange problem on my W10 computer, for a few days my arrow keys have been "driving" my mouse pointer. Pressing the left arrow key will move the pointer a few pixels left, etc. The first thing that came to my mind was "Oh well, I…
zdimension
  • 13,173
359
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
  • 26,344
358
votes
11 answers

How to read ext4 partitions on Windows?

Is there a way to read ext4 partitions from Windows? If so, what can I do?
zillion
  • 468
357
votes
11 answers

If I know the PID number of a process, how can I get its name?

If I have the PID number for a process (on a UNIX machine), how can I find out the name of its associated process? What do I have to do?
AndreaNobili
  • 7,161
  • 16
  • 40
  • 49
357
votes
14 answers

How to get information about an image (picture) from the Linux command-line?

I'm working on a web app and currently migrating some stuff from an old app, but I hate that I have to open an image editor to get some info about images I'm migrating. Things like image dimensions. Is there a command line tool I can use for such…
JWL
  • 3,761
352
votes
16 answers

How can I clear a single site from the cache in Firefox?

In Firefox, I occasionally need to clear my cache to fix a website. But clearing the entire cache seems like extreme overkill. Is there any way to just clear the one site from my cache?
350
votes
12 answers

Native alternative to wget in Windows PowerShell?

I know I can download and install the aformentioned library (wget for Windows), but my question is this: In Windows PowerShell, is there a native alternative to wget? I need wget simply to retrieve a file from a given URL with HTTP GET. For…
jsalonen
  • 9,021
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
  • 4,113
348
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
  • 12,686
348
votes
19 answers

How to reliably keep an SSH tunnel open?

I use an SSH tunnel from work to go around various idotic firewalls (it's ok with my boss :)). The problem is, after a while the ssh connection usually hangs, and the tunnel is broken. If I could at least monitor the tunnel automatically, I could…
Peltier
  • 6,294
347
votes
5 answers

What's the difference between 127.0.0.1 and 0.0.0.0?

I understand that 127.0.0.1 points to localhost, and so does 0.0.0.0 (correct me if I'm wrong). So, what's the difference between 127.0.0.1 and 0.0.0.0?
346
votes
7 answers

How do I get the distinct/unique values in a column in Excel?

If I have a column with values, and I want to find out what distinct values are in there (not how many - but the actual distinct values), how can I do that? In SQL Server I would do something like SELECT Distinct(MyColumn) FROM MyTable
Kjensen
  • 6,644