All Issues
24,993 verified issues
Why has the size of L1 cache not increased very much over the last 20 years?
The Intel i486 has 8 KB of L1 cache. The Intel Nehalem has 32 KB L1 instruction cache and 32 KB L1 data cache per core. The amount of L1 cache hasn't increased at nearly the rate the clockrate has increased. Why not?
Windows 7 lowers applications' volume automatically
Every time I run some of my games, if the media player is open and playing, Windows 7 lowers the volume of both applications (the game and the player). All other applications are not affected. I tried foobar and Winamp, combined with several games, and it happened every time, which makes me think i…
Stop the Research Pane appearing in Microsoft Office
How can I stop the Research Pane from appearing in Microsoft Office, for example when I am holding Alt and click somewhere in an email in Outlook? This is unintentional and typically happens when I am Alt-Tabbing between windows and causes a painful delay. Can this be switched off? click to enlarge
User friendly way to schedule jobs in Mac OS X
Is there any easy way to schedule repeated jobs in Mac OS X? I know I could use cron, but I'm looking for a more user friendly way to do it, a GUI for schedules, something like this.
Pausing a .gif animation in Google Chrome
Is it possible to "pause" an animated gif file in Google Chrome? If so, how do I do it? I've tried Esc without luck. I'm aware that other browsers can do this using the Esc key I thought I saw a similar question on here before but couldn't find it - close as dupe if you can find it
Reverse order of rows in Excel
Is there any simple way to reverse the order of some rows in Excel? I'd rather hoped that there might be a suitable option in Paste Special, as there is for Transpose, but apparently not.
How to make Emacs read buffer from stdin on start?
With Vim I can easily do Is it possible to do with Emacs? Is it really impossible to read a buffer from a unix pipe? Edit: As a solution, I wrote a shell wrapper named :
Is there a way to resize a window to specific sizes (eg.800x600, 1024x768..)?
I need a way to resize any window (not just Firefox!) to specific sizes. I need to check what the application I'm writing looks like at these resolutions - how many columns are visible in grids, that sort of thing. I know I could just change my resolution, but that's a hassle, especially for 800x60…
How can I discard file change from fugitives status window?
When in the fugitive-plugin status window, accessed using , it's possible to diff changes for a file using D and toggle files for commit using -. Is there any similar shortcut for discarding changes, with the discard I mean the equivalent of ? Update: Found a feature request on fugitives github pag…
Mac OS X zoom in application with mouse wheel
I am coming from Windows and miss the feature that allows to increase/decrease the text size in many applications (Chrome, PDF readers, Text editors,...) by using CTRL-MouseWheel. Instead the size of the whole display increases which is not what I want. Any help appreciated
What exactly does ssh-add do?
I recently reinstalled my laptop and found that 'git clone' wasn't working. I was consistently receiving errors. The fix is documented on GitHub's SSH issues page: use to tell SSH about the key I want to use to authenticate on GitHub. My question is: under the hood, what does actually do? I've been…
How to change the title of the mintty window?
MinTTY is the new default Console for Cygwin. What's a shell command (something I can put in .bashrc, or even better, in .zshrc) to change the title of the MinTTY window ? I'd like the title of the window to be the path to the current directory, and to have it updated as I switch directories inside…
Is there a way to make VirtualBox use a specific monitor when going full-screen?
I am running VirtualBox on a dual-monitor Windows 7 x64 system. When I put a VM into full-screen mode it always appears full-screen on my primary monitor even though the VM window was on the secondary monitor. Is there a way to make it appear full-screen on the secondary monitor?
What is the difference between xterm and terminal in Ubuntu?
What's the difference between Terminal in Ubuntu desktop (Applications>Accessories>Terminal) and xterm? They look very similar.
How to count all the lines of code in a directory recursively on Windows?
On a Windows 7 machine, I'd like a quick way to determine the number of lines in all of the files in a directory tree, for files of a given extension. Is there any good out of the box way to do this?
How to specify group with 'chmod'
I was asked to add group-wrx permissions to a directory in another user's home folder. I believe I should run in the parent directory. I can't find how to specify which group I want to give these permissions to. I'm personally in a number of groups, and in a bunch I don't know about as root. In cas…
Windows CMD Batch, START and output redirection
I would like to run two programs simultaneously from a batch file, and redirect the first program's output into a text file like: While the programs run as expected, all output is shown on stdout.
Mac Lion: fstab is deprecated. so what replaces it to prevent a partition from mounting?
If is deprecated in Lion (and before, I think?) how does one, properly, prevent a partition from mounting on system boot? This is loosely related to this question which as of this post has no answer. Edit: So my confusion comes from reading about fstab and being told to edit . So... is what I need …
Preventing bash from displaying "Done" when a background command finishes executing
If I run a command in the background with , like this: when the command finishes, I get "Done". How I can avoid seeing the "Done" message ?
How can I get a virus by just visiting a website?
Possible Duplicate: Can a computer be infected by malware through web browser? It is common knowledge that you can get a virus just by visiting a website. But how is this possible? Do these viruses attack Windows, Mac and Linux users, or are Mac/Linux users immune? I understand that I obviously can…