All Issues
24,993 verified issues
Scan-to-PDF software for Linux?
I have a workflow whereby I scan paper documents into searchable PDFs using a Fujitsu ScanSnap S500 document scanner. I am not a great fan of the bundled software, but it's dead simple to use: place a stack of paper at the top, push the green button and a searchable PDF comes out. Now, I'd like to …
How to completely disable the Windows taskbar?
I've installed Taskbar eliminator, while it works most of the time, alerts being the taskbar back. I've also installed object dock which can disable the taskbar, object dock appears during window changes. Has anyone had any luck permanently removing, hiding the taskbar in Windows 7? Update I found …
In Keychain Access on OS X, Find matching public and private keys
I have a couple keys that seem to have been generated with the same names. I would like to know which public key match up with which private keys so I can rename/delete them. Is this something that is important (keeping around the public key) or does a public key get generated each time you request…
How can I check the actual size used in an NTFS directory with many hardlinks?
On a Win7 NTFS volume, I'm using cwrsync which supports --link-dest correctly to create "snapshot" type backups. So I have: The content of 2010-12-02 is mostly hardlinks back to files in the 2010-11-28 directory, but there are a few new or changed files only in 2010-12-02. On linux, the 'du' utilit…
Sharing VirtualBox snapshots
Is it possible to "share" a VirtualBox snapshot? I have a "baseline" VirtualBox machine, and I would like to be able to take a snapshot, and send it to another user which has the same baseline machine. The scenario is that the baseline machine is used for testing, and I want to allow testers to cre…
How can I change the language of a OneNote section (or page/notebook)
I have a OneNote section in a notebook named "Personal" and some pages in this section. I can't change the section (or page or notebook) language. I tried changing the Office default language from the language settings but that didn't help. Is there a way to change the language of an OneNote sectio…
How can I delete U+200B (Zero-width space) using sed
I have a very large file that has zero-width spaces scattered throughout. It takes too long to open and edit using so I'd like to delete all instances of the character using . The problem is, I can't figure out how to match the character! I've tried using , . Any ideas? I'm running CentOS 5 if that…
Resize videos with different widths to a fixed height preserving aspect ratio with ffmpeg
I'd like to convert a lot of video files to flash video for our company's website. I have a requirement that all of the videos must be in 360p format, so their size would be Nx360. FFMpeg uses -s argument to specify target resolution as WxH. I don't know Width, as it depends on source file aspect r…
How seriously does cable length affect USB 3.0 transfer speeds?
Recently I've been thinking of upgrading my computer with some USB 3.0 ports. However, the problem is my computer is some ways away from my desk so that would mean I would need a long cable, approximately 10ft or so. My question is how badly does a long cable (10ft for example) impact the transfer …
Custom one-key keyboard shortcuts in Outlook 2010 or 2013?
I'm a gmail junkie, and one of my favorite features is the keyboard shortcut "a" inside an email to archive the message. I can't remember if that was the default or if I set it to such a quick little keypress, but by now it's totally ingrained in my memory. I'm setting up Outlook 2010 (or 2013) for…
How can I recursively set read-only permissions?
I have a very large and deep directory. I would like to make all of it read only. The problem is I guess I have to distinguish between files (which will get ) and directories (which will get ). How can I do that?
What's the equivalent to 'rm -rf' with Windows command?
I need to delete a whole directory (with a lot of sub directories and files) by running a command in a batch file. I tried delete and erase, but both of them requires me to answer 'Y/N', and it doesn't seem to delete the directories if one has subdirectories or files. What command can I use to dele…
How to remove the dlinksearch browser search hijack
For the last few weeks all the machines on my home network are having the same problem whilst browsing the internet. When the user enters an invalid URL in the browser address bar, instead of the default browser behaviour, the request is sent to http://www1.dlinksearch.com/. As far as I can tell th…
How to navigate between begin and end html tag in Vim?
For example, if I want to jump to the close tag. how could I do this?
dd-wrt router firmware QoS troubleshooting
I've been using the dd-wrt firmware on my router and I like it a lot! But -- I'm not sure the quality of service (QoS) is working on it. I have it set up as follows: http, port 80 -- Premium bittorrent, port 6969 -- Bulk https, port 443 -- Premium dns, port 53 -- Premium Per the QoS documentation, …
How do I split a large MySql backup file into multiple files?
I have a 250 MB backup SQL file but the limit on the new hosting is only 100 MB ... Is there a program that let's you split an SQL file into multiple SQL files? It seems like people are answering the wrong question ... so I will clarify more: I ONLY have the 250 MB file and only have the new hostin…
How does a computer render an object to the screen?
Are all computer graphics rendered using polygons? What I mean is, some computer geometries are mathematically represented in the form of equations (for example, CAD software). Does the computer first have to tessellate those geometries before it can properly render the visualization to screen or a…
Chop pages of a PDFs into multiple pages
I've got a bunch of PDF files that contain two "real" pages to a single PDF page; I'd like to chop these in half and put each half on a separate page. Essentially, I need something that does the exact opposite of (or ). How can this feat be achieved? Platform is Linux, open source preferred; as I'v…
Transferring lots of messages between IMAP accounts
I have to move many, many emails (over a thousand) from an old IMAP hosting provider to a new IMAP hosting provider. I know I can just set up the old and new accounts in Thunderbird and drag and drop, but it's very slow and keeps timing out. Is there a better, more automated way to copy all message…
Can I "reload" Apache2 configuration file without issues?
Is interrupting the operations on the webservers hosted by apache ?