Greatest Hits

560
votes
13answers
3.3m views

Windows 7 SP1 Windows Update stuck checking for updates

I installed Windows 7 fresh and installed SP1. Now, when I try to check manually for Windows Updates it just hangs on the Checking for updates screen. I tried running the tools in How do I reset ...
240
votes
9answers
769k views

How to fix the wrong number of unread emails flag in Outlook?

I have an annoying problem in Outlook 2013. My inbox is flagged with "1" unread message, but this is not the case. Even when I empty my inbox folder, this bold "1" stays next to my folder, new as it ...
2334
votes
7answers
2.9m views

What is the cURL command-line syntax to do a POST request?

How can I make a POST request with the cURL command-line tool?
3165
21
votes
3answers
347k views

vc_redist.x86.exe Setup Failed: 0x80240017 Unspecified error

An installer told me I need to first install Visual C++ Redistributable Packages for Visual Studio 2013 and gave the link https://www.microsoft.com/en-US/download/details.aspx?id=40784 Unfortunately ...
306
votes
9answers
1.7m views

Can I completely disable Cortana on Windows 10?

Windows 10 has Cortana, which I don't like. I disabled it as soon as I could. However, looking in Task Manager, the process for Cortana is still running, and can't be effectively terminated: ending ...
17
votes
5answers
690k views

How can I “turn on wireless capability” in Windows 7?

On my laptop I have a strange bug or something that fairly frequently causes wireless networking to become spontaneously disabled. Network connections drop out & all available APs disappear. ...
79
votes
11answers
1.1m views

Option to Turn Bluetooth on or off is Missing

I want to disable Bluetooth on my laptop running Windows 10 Pro x64, but I have a problem: the option to do so is missing even though I know that it was previously available. Here is the Bluetooth ...
115
votes
13answers
353k views

Word heading number blacked out

When opening the document I am working on in Word 2010 this morning, the number in heading level 1 is a black rectangle: however, it still look ok in the bookmark pane: Weird, ey?
351
votes
9answers
1.3m views

How to rename the User folder in Windows 10?

After installing Windows 10 on my Surface Pro 3 it took my user name 'Jeremy' and created a user folder named C:\Users\jerem. I want to rename the folder C:\Users\Jeremy. The procedure for Windows 8 ...
234
votes
10answers
2.5m views

How can I check the temperature of my CPU in Windows?

Does Windows provide a means to check my CPU temperature natively? If not, are there any software tools which can reveal this information?
761
votes
28answers
910k views

Is there a built-in checksum utility on Windows 7?

Is there a built-in checksum/hash utility on Windows 7?
645
votes
12answers
224k views

macOS keeps asking my ssh passphrase since I updated to Sierra

It used to remember the passphrase, but now it's asking it to me each time. I've read that I need to regenerate the public key with this command, which I did: ssh-keygen -y -f id_rsa > id_rsa.pub ...
3078
408
votes
23answers
449k views

How to delete directories with path/names too long for normal delete

Windows seems to have a length limit on file names when trying to delete, though it won't prevent those files from being created. Our build process creates a number of temporary files (many build off ...
26
votes
6answers
502k views

How can I copy a DVD to another DVD using a single DVD drive?

I need to copy a DVD to another DVD, but I have only a single DVD drive. How can I accomplish this? I tried copying files to the desktop and then to another DVD. It didn't work out.
287
votes
21answers
610k views

How to move windows that open up offscreen?

I have a dual monitor setup, and I recently played around with the positioning settings, and some of my single window applications do the favour of preserving where they were last closed, and opening ...
9
votes
19answers
501k views

How to get rid of large gaps in text in MS Word

When formatting a document such as a resume, MS Word often inserts a large gap in the text--sometimes as much as half a page of blank space. When I try to delete the gap, moving the cursor from the ...
909
votes
11answers
1.1m views

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 ...
53
votes
6answers
621k views

Can't install Kali Linux from USB, fails to find CD-ROM drive

I successfully made a live USB of the Kali Linux. When I boot from the USB it gives an option to install. I clicked on that option. At one point it was detecting and mounting CD-ROM drives. As I have ...
147
votes
14answers
880k views

Convert a column into a comma separated list

I have the task of creating a simple Excel sheet that takes an unspecified number of rows in Column A like this: 1234 123461 123151 11321 And make them into a comma-separated list in another cell ...
141
votes
7answers
1.6m views

mysql how to fix Access denied for user 'root'@'localhost'

Before I screw up something, when I login using $ mysql -u root -p, and show databases: +--------------------+ | Database | +--------------------+ | information_schema | | mysql ...
1034
votes
16answers
1.4m views

Getting curl to output HTTP status code?

I'm using curl at the command line on Linux to issue HTTP requests. The response bodies are printed to standard out, which is fine, but I can't see from the man page how to get curl to print the ...
577
votes
8answers
1.6m views

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 ...
163
votes
1answer
69k views

Mouse pointer moving on arrow keys pressed

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 ...
330
votes
5answers
1.2m views

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-...
332
votes
13answers
742k views

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. ...
1574
votes
12answers
992k views

How do I scroll in tmux?

I just started using tmux, and I really like it, but I need to be able to scroll within the buffers/panes/windows I have open. I don't care if it works with the mouse or not. When I search the tmux ...
1974
76
votes
5answers
887k views

How to disable or uninstall Microsoft Edge in Windows 10

Is there any possibility to completely disable the new Edge browser? The old IE could be disabled in Settings → Default Programs, but in Windows 10, the checkbox is missing for Edge. Is there any way ...
23
votes
4answers
311k views

W A S D keys are swapped with arrow keys?

I have a desktop that I don't use that much (mostly for burning CD's and stuff). I logged on and wanted to search for a program only to realize that the W S A and D keys are swapped with the arrow ...
2414
63
votes
21answers
388k views

How to make cells perfect squares in Excel?

In Microsoft Excel, I want to make the height of first three rows and first four columns (12 cells in the top left corner) such that these cells are squares. How can this be done? Surprisingly, ...
66
votes
7answers
488k views

Windows 10 upgrade assistant stuck at 99%

Installed Windows 7 Ultimate (64-bit) on a fresh PC and after installing service pack 1 started the upgrade to Windows 10. The assistant app downloads and verifies but gets stuck at 99% in the ...
174
votes
14answers
679k views

How can I find out what motherboard is in my computer?

I want to find out the exact model of my computer's motherboard so that I can see what sort of memory chip, graphics cards and other components it supports. I'm using Windows 7 Ultimate 64-bit.
481
votes
10answers
655k views

How to stop an automatic redirect from “http://” to “https://” in Chrome

I had something set up wacky in our DNS setup which is now resolved. The remaining problem is that chrome has cached the incorrect setup. Specifically, when using Chrome http://3rdrevolution.com is ...
93
votes
4answers
1.5m views

How do I delete a user profile on a Windows 7 machine that is part of a domain?

How can I delete the local user profile on a Windows 7 machine that is connected to a Windows Server 2008 domain? DelProf doesn't seem to exist on Windows 7.
2081
votes
3answers
234k views

Why does Windows think that my wireless keyboard is a toaster?

I've inherited an old PC from my girlfriend's dad and when setting up the printer I got a bit of a surprise: Two questions spring to mind here: Why does Windows think my wireless keyboard is a ...
57
votes
4answers
944k views

Create a bootable USB drive from a DMG file on Windows

A Mac machine needs to be reformatted with Lion. I backed up the Lion dmg file when I purchased it via the Mac App Store. I now need to create a bootable USB drive from the DMG file but I need to be ...
93
votes
17answers
974k views

If USB is not listed in BIOS as a boot option, does that mean the machine can't boot from USB?

I just purchased an Asus Zenbook Prime UX31A-DH51 with Windows 8. I want to wipe the drive and do a clean install but USB is not listed as a boot option in the BIOS. Does this mean it is not possible? ...
6
votes
4answers
537k views

Cursor has disappeared after upgrading to Windows 10?

So, I've just updated from Windows 8 to Windows 10 and my cursor has disappeared. It does show for 1 minute when rebooted, but then disappears. Very strange?? I have no idea how to fix it and I'm not ...
1698
363
votes
14answers
1.5m views

How to enable execution of PowerShell scripts?

When I try to execute my PowerShell script I get this error: File C:\Common\Scripts\hello.ps1 cannot be loaded because the execution of scripts is disabled on this system. Please see "get-help ...
1253
28
votes
8answers
381k views

What's the difference between intranet, extranet and internet?

What's the difference between intranet, extranet and internet?
405
votes
14answers
900k views

Test if a port on a remote system is reachable (without telnet)

In the old days, we used telnet to see if a port on a remote host was open: telnet hostname port would attempt to connect to any port on any host and give you access to the raw TCP stream. These days,...
14
votes
6answers
408k views

How to reinstate a missing wireless adaptor in Windows 10

I have no Wireless adapter showing under Control Panel → Network and Internet → Network Connections. I just see Bluetooth and Ethernet. How do I reinstate the Wireless adapter in Windows so I can ...
80
votes
8answers
675k views

Why is my USB mouse disconnecting and reconnecting randomly and often?

My mouse will reconnect/disconnect (will even hear the sounds from Windows), and the light on the bottom of the mouse will turn off/turn on as it starts working again. It really sucks to be playing a ...
1987
1511
votes
10answers
1.2m views

How can I sort the output of 'ls' by last modified date?

How can I sort the output of ls by last modified date?
264
votes
9answers
1.0m views

Using cd command in Windows command line, can't navigate to D:\

This may be a stupid silly question, and I think I have looked elsewhere to find the answer... Might be a path issue, but when I open the command line and type from the C:\>: cd D:\ I cannot get ...
607
votes
5answers
785k views

How can I get the same SSID for multiple access points?

I need to upgrade my existing wireless infrastructure and this time I want 2 access points to cover my house, since I get blind spots no matter what with a single AP. I have physical cabling to my ...
978
votes
17answers
890k views

How to clear/flush the DNS cache in Google Chrome?

As you probably know Google Chrome has its own internal DNS cache. Is there a way to clear it without having to wait for the time out or close the browser?
318
votes
21answers
477k views

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-...
137
votes
3answers
510k views

How to delete a partition on a USB drive?

I have a USB drive that I accidentally partitioned when trying to put Ubuntu on it. It's a 16 GB Kingston flash drive but it is now split to two partitions, 7.30 GB each. How do I combine the two ...
793
votes
20answers
874k views

How to tell git which private key to use?

ssh has the -i option to tell which private key file to use when authenticating: -i identity_fileSelects a file from which the identity (private key) for RSA or DSA authentication is read.  The ...
100
votes
6answers
174k views

Google Chrome DevTools failed to parse SourceMap: chrome-extension

I am developing on Rails5 with jQuery. All of a sudden, this afternoon, I started getting these messages in my DevTools console. It happens even running DevTools under StackOverflow. I cleared ...

1
2 3 4 5
20