Greatest Hits

19
votes
8answers
313k 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.
291
votes
18answers
107k views

If 32-bit machines can only handle numbers up to 2^32, why can I write 1000000000000 (trillion) without my machine crashing?

32 bit computers can only store signed integers up to 232 - 1. This is why we have run out of ipv4 addresses and have entered the 64 bit era. However, the number 232 - 1 (2,147,483,647) is not as ...
70
votes
5answers
963k views

How do I locate the MAC address of my computer?

I am unable to locate the MAC address in a new computer with Windows 7. I've tried ipconfig /all in the console to which I got no items match your search. I also tried getmac. A screen flashed very ...
549
votes
18answers
63k views

How are pseudorandom and truly random numbers different and why does it matter?

I've never quite got this. Just say you write a small program in any language at all which rolls some dice (just using dice as an example). After 600,000 rolls, each number would have been rolled ...
895
votes
6answers
797k views

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

How do I make a POST request with cURL command-line tool?
813
5
votes
4answers
195k views

how to change the dpi of an image

I have an jpeg file of 300 dpi. I need to reduce it to 200dpi. How can I do that? Do I need any specific application or it can be done using Picasa/paint/MS picture manager, if yes how? Thanks
704
42
votes
3answers
317k views

How do I reduce the desktop icon size in Windows 7?

How can I reduce the size of my desktop icons if the video resolution is already on the highest setting?
64
votes
8answers
543k 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?
277
votes
4answers
347k 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 ...
175
votes
9answers
717k views

How do I get different background images on my dual monitors?

Is there a way to set two different background pictures for my two monitors in Windows 7? By default the same background picture is used for both displays. I am looking for a solution without ...
60
votes
13answers
287k views

Find out what the motherboard on my computer is

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.
789
votes
19answers
456k views

What are the Windows A: and B: drives used for?

In Windows you have a C: drive. Everything labeled beyond that is with the following letter. So your second drive is D:, your DVD is E: and if you put in a USB stick it becomes F: and the following ...
43
votes
3answers
534k 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.
19
votes
2answers
202k views

Asus UEFI/BIOS options - How to boot from DVD?

I just bought a new PC and the default installed OS is Windows 8. I want to install Windows 7 but when I go into the boot options screen I only have one option: Windows Boot Manager I can't find my ...
197
votes
9answers
123k views

Menu select item stuck on screen after context or command menu has closed

Periodically when I select a menu command, the label or selected option gets "stuck" on screen and won't go away. I can close all open applications, including whichever one I was using when it got ...
15
votes
5answers
229k views

How do I add my photo to my account in Outlook 2010?

I've seen other users have their own picture in Outlook 2010. How do I add this to my account? I don't see anything in Options/Settings. I've been able to do this in Lync, but not in Outlook.
22
votes
6answers
116k views

LogiLDA.dll missing after updating to Windows 8.1

After updating my Windows 8 to Windows 8.1, I received an error on start-up. It says: There was a problem starting C:\Windows\System32\LogiLDA.dll The specified module could not be found. What is ...
175
votes
13answers
523k views

How to search inside files on Windows 7?

In Windows XP we can search for files that contain a defined keyword (inside all files types). Windows 7 can look inside files for a keyword, but only for text files. (*.doc, *.txt, *.inf, ...), not ...
5
votes
5answers
118k 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. ...
50
votes
9answers
247k views

How can I synchronise my Outlook Calendar with Google Calendar (preferably using a free/open source tool)?

How can I synchronise my desktop Outlook calendar with my Google Calendar (Outlook -> Google)? I saw the question Free tool for Synchronizing Google Contacts and Calendar with Outlook, but the ...
7
votes
6answers
179k views

Setting an animated .gif as the desktop background on Windows 7

I have an animated .gif I created using Photoshop CS4, but I can't get animation on my desktop although I can set it as a background from the context menu by opening it in Internet Explorer. How can ...
56
votes
1answer
76k views

Windows 8 turns program sound volume down randomly

I recently upgraded to Windows 8 from Win 7 64 bit and have started to encounter a strange issue. When I have any program running which plays sound, such as a game or spotify, after a random interval ...
14
votes
3answers
295k views

How to curve text in Word 2010?

I can't find how to create curved text in Word 2010 like you could in previous versions through WordArt. The point is to have the text baseline follow some arc or circle. In WordArt presets, I can ...
17
votes
3answers
213k views

How do I rotate Windows 8 screen?

Most mobile devices like tablets or smartphones have an orientation sensor that signals the OS to rotate itself when the device is rotated. But having installed Windows 8 on a desktop (or virtual ...
7
votes
6answers
99k views

How do I lock and unlock the OSD of a “AOC monitor 21'”?

My AOC monitor 21' has an on-screen display, but I'm wondering how its lock function works. Can you help me figure out how to lock and unlock the OSD?
761
14
votes
9answers
208k views

Can't create new folder from anywhere in Windows 7

I have this problem on two of my new laptops and can't seem to find a decent workable solution elsewhere in forum land. The problem is that on my Windows 7 Professional machines the right mouse button ...
627
4
votes
1answer
68k views

How to resolve BackgroundContainer.dll error on startup?

When I start my desktop it gives me an error about BackgroundContainer.dll. How to get rid of it? I found nothing when i started regedit.exe and searched (F3 or CTRL+F) for BackgroundContainer.dll ...
81
votes
7answers
352k views

How do I change the default font of Sticky Notes?

How can the default font be changed for the Windows 7 Sticky Notes application? I can't stand that faux handwriting font it uses.
25
votes
3answers
125k views

Clean install Windows 8.1 or Windows 8 from OEM key

I have recently acquired a laptop with an OEM Windows 8 product key. I am interested in a clean install of Windows 8.1. I do not have any original install media, only recovery disks, and the ...
26
votes
5answers
146k views

How to reset shortcuts (.lnk file) in Windows 7?

Somehow I went to open a shortcut and Windows couldn't find the target but instead of pointing the shortcut to the .exe it pointed the .lnk file handler to the .exe, so now all my .lnk files are ...
43
votes
9answers
200k views

How can I repair the Windows 8 EFI Bootloader?

I installed Windows 7 and Windows 8 in EFI mode on a hard disk some days ago. Today, the bootloader got missing/corrupted. I currently have the Windows 8 installer on a flash drive and tried using ...
4
votes
1answer
51k views

How to Create Windows 7 Bootable DVD using Nero

I have an .iso file that contains the windows 7 home edition and I want to make a bootable dvd to install it to my PC, I have nero burning rom 10. Is there any tutorial for this because I found this: ...
78
votes
13answers
155k 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 ...
30
votes
12answers
167k 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? ...
31
votes
8answers
218k views

How can I take a picture with my webcam in Windows 7?

I know it existed as sort of a folder in Windows Explorer in at least Windows XP, but I just can't seem to find it in Windows 7... How can I take a picture with my webcam in Windows 7 without using ...
44
votes
10answers
149k 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 ...
91
votes
10answers
209k views

How to stop jucheck from running? Java won't remember “Check for Updates Automatically” setting

I've installed Java on Windows Vista, and every day I get a Vista security warning asking me if I want to run "jucheck". Apparently this is the Java automatic updater. Well, I don't want it to run ...
8
votes
5answers
82k views

How much data (MB) does Skype consume in a 1 minute call?

How much data (in megabytes) does Skype consume in a 1 minute audio call? And how much data does Skype consume in a 1 minute video call? Is it fixed or does it vary with the mobile version or PC ...
232
86
votes
5answers
266k views

How to install the real Firefox on Debian?

Debian 6 ("Squeeze") uses a rebranded version of Firefox called Iceweasel. It, however, lacks plugin support, and most of my favorites don't work. So what is best way to install the "real" Firefox on ...
363
votes
13answers
224k 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?
31
votes
7answers
169k 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 ...
543
6
votes
3answers
34k views

E_FAIL (0x80004005) when running Linux through Windows 8 Virtualbox

I wanted to run Linux through my Winows 8.1 machine using VirtualBox as hypervisor. After I tried adding Ubuntu (or Fedora, on another instance) to the list of virtual machines, I clicked Start, but ...
86
votes
2answers
105k views

How to remove an entry from Chrome's Remembered URLs from the url bar?

I've got a URL in Chrome "local.mysite.com" that autopopulates when I start typing "local.my" into the URL bar. Note that this URL DOES NOT EXIST in my browser history (at ...
417
votes
7answers
263k 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?
17
votes
7answers
266k views

How to compare two columns and find differences in excel

I have two columns in Excel that I want to compare and find the differences between them. Suppose Col A has 50 numbers i.e 0511234567 Col B has 100 numbers in the same format
96
votes
15answers
136k 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 ...
23
votes
10answers
143k views

Modify or disable Windows 8 swipe gestures on touchpad / laptop

I have an ASUS G75VW laptop with a Synaptic touchpad (/trackpad). When I move my finger from one edge towards the middle (the swipe), Windows 8 will bring up different stuff. This is a problem ...
14
votes
3answers
139k 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 ...
5
votes
3answers
140k views

How to restore the default Google search engine in Chrome?

How do I revert to the default Google search engine in Chrome? Most sites have a simple querystring search, like http://mysite/search/?query=%s, but Google has some weird query string, and I'm not ...
546
votes
5answers
70k views

Why does this PNG image display differently in Chrome & Firefox than in Safari and IE?

Check this image out: On Chrome and Firefox it will show as a pear. Now, try to save it and look at it saved on your desktop. Also, try viewing in Safari or Internet Explorer. It will display ...