Greatest Hits

94
votes
13answers
12k views

Why doesn't “add more cores” face the same physical limitations as “make the CPU faster”?

In 2014, I hear a lot of programming languages touted for their concurrency features. Concurrency is said to be crucial for performance gains. In making this statement, many people point back to a ...
2
votes
1answer
27k views

Finding the cause of “Please wait until the current program is finished uninstalling or being changed”

When I try to uninstall a program from Windows 7 through the Control Panel (Control Panel\All Control Panel Items\Programs and Features, and not a third-party software like Revo Uninstaller) I see ...
5
votes
4answers
95k views

Macbook to Apple TV: Airplay possible?

Have a 2nd generation Apple TV hooked up. Am able to AirPlay with my iPhone, but not with the Macbook. Not sure if this is even possible, but Googling around seems to return some chitchat about it, ...
6
votes
4answers
22k views

How can I disable laptop keyboard but not wireless keyboard? (Windows 7)

I am using Windows 7 on an Acer Aspire 5755G laptop. How can I disable my laptop keyboard without disabling the wireless external keyboard? (I guess I am looking for the Windows 7 equivalent of this ...
0
votes
2answers
20k views

How to enable Flash player in Opera without installing the Adobe bloatware

I just want to be able to play Youtube videos in Opera 12. I copied np32dsw.dll in Program Files/Opera/program/plugins but it still says missing plugin :( Is there any way to install the Flash ...
1
vote
7answers
42k views

This device cannot start. (Code 10) - Gigaware USB - Serial Adapter

I'm trying to use a Gigaware USB -> Serial adapter that worked fine on Windows XP on Windows 8. It's not working and I get This device cannot start. (Code 10) A device which does not exist was ...
14
votes
3answers
74k views

SATA drives: What is the difference b/w IDE mode and AHCI?

I just built a PC for the first time. My Gigabyte motherboard notifies me after the POST that I have SATA drives operating in "IDE MODE". It asks me if I want to switch to AHCI mode to allow hot ...
52
8
votes
3answers
11k views

Microsoft Visual Studio 2013 Update 4 RTM ISO (Offline Installer)

What is the download URI for the ISO of the Microsoft Visual Studio 2013 Update 4 RTM (Offline Installer)?
1
vote
2answers
12k views

DNS Lookup for “d2e24t2jgcnor2.webhostoid.com” failed. No such host is known

this is what comes up in the address bar when you enter any url ...
14
votes
3answers
65k views

How can I open the 32-bit ODBC Data Source Administrator in Windows 7 64-bit?

I want to add 32-bit data sources. There seems to be no obvious way to see existing instances of these or create new ones. How can I open the 32-bit "ODBC Data Source Administrator" window in Windows ...
9
votes
4answers
30k views

Remapping a keyboard key in windows 8.1

How can I remap keyboard keys in windows 8.1? I'm looking for a simple utility which will modify registry and would not require running at startup. I tried sharpkeys but, it does not seem to work in ...
43
votes
12answers
103k views

How to recover a removed file under Linux?

By accident, I used rm on a file I didn't want to delete. Is there a way that I can get it back under Linux?
3
votes
4answers
35k views

Windows 8 won't boot, BCD error

My Windows 8 laptop has a boot problem. When Windows tries to boot, I get this error message: Boot configuration data is missing File: \BCD Error code: 0xc0000034 So as suggested I booted to ...
6
votes
5answers
60k views

Windows 7 running slowly with low CPU usage and memory

I have a relatively new (under 2 yrs old) Windows 7 machine. It has 9GB of RAM, and an i7 core CPU (930 @ 2.8GHz w/ 8 CPUs). After about 8 months since a clean install, I noticed my computer was ...
6
votes
4answers
40k views

How to prevent Microsoft Lync adding startup entry in Windows?

Microsoft lync makes my laptop boot very slowly and if I disable it from startup, the laptop boots fine and quick. However the issue is, if I start lync again, it puts an entry to startup. So I end up ...
6
votes
4answers
31k views

How do I mount the EFI partition on Windows 8.1 so that it is readable and writeable?

Here is what I do: restart machine with Windows 8.1 determine "EFI System" parition with the Disk Management utility run command prompt as administrator type diskpart type select disk 0 then select ...
10
votes
3answers
40k views

How to display current path in command prompt in linux's sh (not bash)?

I would like to display current path in sh prompt (not bash shell), which currently just shows "#", I tried with introducing this env PS1="$(whoami)@$(hostname):$(pwd)" and set ...
14
votes
6answers
86k views

How to access NFS share from Windows 7 pro?

Everywhere I see Windows and NFS, there is a mention of some kind of "subsystem of unix apps" or something like this, but apparently it's not in Windows 7 pro. So the question is: what can I do to ...
3
votes
1answer
18k views

Cannot edit footer in PowerPoint 2010 (seems to be embedded into background)

I am not a big expert in Microsoft PowerPoint. At work we have PowePoint 2010 installed. We have a corporation-specific template that includes a kind of footer. Now, I am not sure that I can call it a ...
17
votes
6answers
20k views

Why does just splitting an Ethernet cable not work?

I thought the Ethernet is logically a one-line communication bus (for argument's sake, I am excluding hubs). All machines attached on the bus hears the same signals and the machines themselves try to ...
21
votes
4answers
85k views

How can I enable onboard graphics AND dedicated card simultaneously?

My PC (Compaq Presario) has an onboard Intel 3100 which is pretty lame wbut would be useful for testing on, or a 3rd monitor. I've then got a nVidia PCIx card installed. I can't seem to find a way to ...
8
votes
2answers
37k views

Upgrading PHP 5.3.3 to 5.4.4 in CentOS 6.4

I'm using CentOS 6.4 (centos-release-6-4.el6.centos.10.x86_64). I'm trying to upgrade the php version from 5.3.3 to 5.4.4 by using: yum upgrade php-mysql php-devel php-gd php-pecl-memcache php-pspell ...
4
votes
3answers
44k views

Unable to open IE 10 in 32-bit mode

I need to run IE 10 in 32-bit mode on 64-bit Windows 7 Enterprise N. When I run IE 10 from "C:\Program Files (x86)\Internet Explorer" I can see in task manager that I have only one process ...
1
vote
3answers
33k views

My Windows 8 desktop is stuck on updating

My HP Windows 8 desktop has been stuck on updates for hours and I don't know what to do. It's been displaying the message, "Updating 11 of 11..." For hours but can't seem to complete the operation. ...
34
votes
13answers
51k views

Why is 'ping' unable to resolve a name when 'nslookup' works fine?

On my Windows XP workstation, I can find the machine I want to connect to in DNS with nslookup: nslookup wolfman Server: dns.company.com Address: 192.168.1.38 Name: wolfman.company.com Address: ...
19
votes
1answer
60k views

Using robocopy and excluding multiple directories

I'm trying to copy some directories from a server before I restore from backup (my latest backup was corrupt, so I have to use an older one :( ). I'm in the Windows Recovery Environment and have ...
8
votes
2answers
38k views

What is the keyboard shortcut to toggle fullscreen in OSX Mountain Lion?

If I have a window on my desktop in OSX Mountain Lion, I see an icon in the top right corner o the window, made of two diagonal arrows pointing away from each other. I can click this to put the app in ...
6
votes
1answer
39k views

Granting write permissions to www-data group

I am creating a website and part of the function is to write out user generated data with php. I'm using nginx on Ubuntu 13.04. A the moment I'm only testing and everything is served through nginx on ...
4
votes
7answers
32k views

Dell Latitude E6430 Docking Station + Dual Monitor + Laptop Screen Tri-Monitor setup

I have a company issued laptop and docking station as well as two monitors The specifications of the hardware are as follows; Laptop: Latitude E6430 BIOS: A02.00 Processor: i7-3720QM CPU @ 2.60 (8 ...
0
votes
3answers
39k views

registry setting for IE's compatibility view settings to add a site?

We've got one single site (intranet site) that doesn't play well with IE 10 unless we add it to IE's Compatibility View Settings. SO if you open IE and go to the menu Tools->Compatibility View ...
3
votes
3answers
35k views

USB Drive Format NTFS Vs FAT32?

Please can anyone explain the Pro's and Con's of Formatting your USB drive in NTFS format or FAT32 format and vice versa ? Please highlight any advantages of one format over the other . Keeping in ...
3
votes
3answers
35k views

Windows 7 doesn't recognize USB devices anymore

So I have a problem with my desktop. I have an iPad 2 which WAS working fine on my desktop, however, after a week of not connecting it, it suddenly isnt recognized anymore by windows 7. First I ...
52
votes
3answers
58k views

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 ...
9
votes
4answers
37k views

How can I install an old version of Google Chrome

I have a specific requirement (probably silly!) for testing a browser of Chrome. I realize this requirement isn't the most logical, but politics being what they may I'd like to know the technical ...
10
votes
5answers
64k views

Emptying Windows temp folder is a good idea?

Am using DELL Inspiron with Windows 7. As far as I know emptying the windows temp folder would be good. But I faced a strange behaviour around 8 months back, when I clear my windows temp folder. The ...
21
votes
5answers
54k views

List all installed software on PC

Is there anything built in to Windows that would allow me to list all of the installed software on a computer in a fashion that can be copy/pasted to a spreadsheet? I know there is software that can ...
50
23
votes
5answers
117k views

How do I enable/disable overscan on my TV in Catalyst Control Center?

I've connected my PC to my TV via HDMI (I've also tried using DVI). Whatever the resolution (anything from 800 x 600 to 1080p), the image displayed on the TV does not fill the entire screen surface; ...
9
votes
2answers
59k views

How to crack a password protected zip file

I recently downloaded a piece of software that came in a .ZIP archive, but the .EXE software inside of the archive had a password on it. The website that I would have gotten the password from closed ...
19
votes
2answers
80k views

How to copy files to read-only NTFS hard drive on a Mac?

I want to copy my some files from Mac (Macbook-Air) to an USB external hard drive, formatted as NTFS. How is it possible? Because when I do copy my files from the Mac and go to paste them on the ...
4
votes
7answers
17k views

Surface Pro 3 Print Screen

Win8.1 From the "Surface Pro 3 User Guide": "To take a snapshot of your screen, press and hold the Windows button on your Surface, and then press the volume-down button. The screen dims briefly when ...
35
votes
2answers
81k views

Linux - Mount device with specific user rights

How can I mount a device with specific user rights on start up? I still have some problems figuring it out. I would like to mount the divide with uid=1000 and gid=1000. My current entry to the ...
-5
votes
1answer
34k views

How do I compare two columns in Excel to find if there is corresponding data?

How do I compare two Excel sheets to detect whether the data in column B of sheet 2 appears in column A of sheet 1?
19
votes
5answers
62k views

How can I get the mount path of a USB device on OSX?

I have a backup script that backs up some data to a USB device. The problem I have is that OSX sometimes changes the expected mount path. For example if some file is locked under the expected mount ...
6
votes
8answers
53k views

How to find video in Firefox cache?

I'm trying to find youtube video (just watched) in Firefox cache folder, but I cant find the folder. win xp sp3 Firefox 16.1 I tried C:\Documents and Settings\eDIN\Local Settings\Application ...
27
votes
6answers
49k views

Editing Hosts File in Windows 8

I'm trying to edit my hosts file in Windows 8 Pro. When I open C:\Windows\System32\Drivers\etc\hosts in notepad++ or any other text editor, make changes and attempt to save, I get a dialog that tells ...
5
votes
2answers
18k views

Windows 8.1 System process using High CPU

I have a Dell XPS 8500 with I7-3770 CPU and 8 logical processors, 24Gb RAM. It's running Windows 8.1 (Update 1). Recently I've noticed the System process is using 12.5% (1/8) of CPU on a constant ...
12
votes
6answers
24k views

Getting “Google Chrome didn't shut down correctly” every week

I am getting "Google Chrome didn't shut down correctly" twice a week - it becomes a very annoying problem - I always fixed this issue by removing the chrome's default user profile and re-opening the ...
8
votes
7answers
34k views

TiWorker.exe - Very High CPU Usage

I have a laptop running Windows 8. Although it originally ran well, it started having very bad performance issues. I decided to perform some research into the topic. Opening up Task Manager, I ...
29
votes
7answers
64k views

How to make a shortcut from CMD?

How can I create a shortcut file (.lnk) to another file or executable, using command line utilities?
7
votes
5answers
28k views

USB Ports Not Working

None of the USB ports work anymore on my HP EliteBook 2540p laptop which is running Windows 7 Pro SP1. By "not working," I mean if I try plugging in a thumbdrive or external HDD it does nothing ...