All Issues
24,993 verified issues
How do I do a binary diff on two identically sized files under Linux?
I have two identically sized files, and I need to do a binary diff to check whether they're the same. I'm currently runnnig but it's taking quite a while to process my 4 GB files. Is this the most efficient way to do this?
How to mount remote SSHFS via intermediate machine? Tunneling?
I would like to mount a remote file system (A) using SSHFS, but sometimes I have IP address, access from which is not allowed. So my plan is to access it via another machine (B) in that network. Do I need to mount A on B and then to mount B (and A) on my local computer? Is there a better way to do …
Listing lines from just one file in DIFF
I would like to get (GNU)DIFF to printout only lines that are different in one file. So given i would like to produce The following looks as though it should be helpful but it is a bit cryptic :
Elevate a running program to administrator (Windows 7)
Sometimes you may open a program that you want to run as an administrator, but you may already have opened it not as an administrator. Is it possible to elevate the privileges of an already running program in Windows 7 or do I have to close and restart as admin?
Converting CSV to fixed-width in Notepad++?
Is there a way in Notepad++ to convert a comma-separated file to fixed width columns? This feature exists in UltraEdit and explained in Working with CSV files, but I am happy with my Notepad++, and I don't want to pay for a copy of UltraEdit.
Remote desktop to Mac from various platforms (Windows, Ubuntu)
I fear I know the answer to this already, but I would like to be able to connect to my Mac Mini in a 'remote desktop' fashion. I would like to connect to my Mac as if I were sat at my desk, but I want to be able to access it from my Ubuntu machine. I'm using Snow Leopard and Ubuntu Server 8.04. Che…
How do I determine what file occupies a given sector?
I have a hard drive with 3 bad sectors. I know the sector numbers and the computer can still boot into Windows. I want to run sector repair from an HDD diagnostics tool from the manufacturer, but before I do that, I'd like to know what files are affected. Is there a way to figure out what file or f…
What's difference between group admin and adm?
There's two similar groups in ubuntu: and , I found that is in the group, and default includes group. What's difference between the two?
Disabling UAC on Windows 7?
How can I completely disable UAC on Windows 7? Also, I know my own benefits, but what are the risks?
Windows Alternative to Rsync?
I'm trying to setup a file sync between the file server at my house and the one at my brother's so that we each have offsite backups of important data. Both systems are running Windows (XP on one, 7 on the other). I like the fact that rsync will only transfer part of a file, the part that has chang…
Get MP3 Length in Linux / FreeBSD
I have a bunch of mp3 files with various length. I want to cut it down to 50%-60% length. Says, from 1 minute down to 30 seconds. It should be trivial using ffmpeg. But, I don't know how to determine the original length of it as a base for processing using ffmpeg. Anyone have an idea?
Writing "tail -f" output to another file
As a continuation from my last post where I have used to find occurences of "rare" events. I would like to record this in another file. I've tried turning into The file gets created, but nothing is populated, is this a caching issue or otherwise? How would I get a real-time appending of my tail's o…
Why use a tiling window manager?
I've been hearing a lot about tiling window managers lately. People seem to love them, swear by them, even wonder why everyone doesn't use them. But after searching for a little bit, I couldn't find anyone explaining why they make any sense at all. What am I missing? It seems like unless you have a…
Convert CRLF's to line feeds on Linux
What's the best way to convert CRLF's to line feeds in files on Linux? I've seen sed commands, but is there anything simpler?
Would Microsoft Security Essentials be adequate protection?
Is Microsoft Security Essentials (MSE) adequate protection for my computer? What is the experience with this product? I found out about a comparison of AV Suites. MSE did VERY well. One that I found interesting was "Raven", who mentioned that AV software has to hook deeply into the OS, and who bett…
How Can I Speed Up Terminal.app or iTerm on Mac OSX?
Every time I launch either iTerm or Terminal after not using it for a few hours, it takes anywhere from 10-20 seconds to return a prompt. The screen is blank, and although I can type I can't actually run any commands. If I quit either application, subsequent launches (if done relatively soon therea…
Microsoft Office document is "locked for editing by 'another user'"
A few of my users are in and out of various Excel 2007 spreadsheets all day. One of them reports that "50% of the time" she tries to open a spreadsheet from the file server, an information message comes up stating: foo.xlsx is locked for editing by 'another user'. Open "Read-Only" or click "Notify"…
How to install software packages on a Mac? (MacPorts, Fink, anything better?)
On my Mac OS X machine, how would you recommend I install command line software and other packages? I've been using MacPorts and it always seems quite slow, presumably because it has to compile the packages on-the-fly. I'd much prefer a package management system that has binary packages, saving me …
Any reason not to disable the Windows pagefile given enough physical RAM?
The question of disabling the Windows pagefile has already been discussed quite a bit, for example here and here and here. People continue to upvote answers that say "you should not disable your pagefile even if you have plenty of RAM", but I have yet to see any concrete, verifiable reasons being g…
How can clients easily and securely send me passwords?
I often need to get passwords from clients for FTP, SSH, MySQL, Authorize.net, etc. What's an easy way for them to send me passwords securely? Maybe even without them needing a login/password? Encrypted IM sessions are a hassle to set up with non-techies. Phone calls break up my concentration and r…