All Issues
24,993 verified issues
Is there a way to start vim in read only mode
I use /bin/view as it is a safe way to view text files and not have accidental changes persist once I am finished. /bin/view seams to be lack features that normal vim has. Is there a way to start vim in read only mode, or start /bin/view with visual mode. I want to be able to select text and paste …
Are Linux commands interchangeable with Unix commands?
I find that some commands, for example, and , can be used on both Linux and Unix systems. Is it that all Linux commands can be used in the Unix systems, and all Unix commands can be used in Linux? Or just that all the Linux commands can run on Unix but not all Unix commands can run on Linux. Or tha…
Is Bluetooth tethering slower than WiFi?
I'm tethering a Galaxy Nexus (running Android 4.0) with my Macbook Pro (2009 model, running Mac OS X 10.7). What's the difference between Bluetooth and WiFi tethering in terms of: latency bandwidth power consumption on the phone? I understand that Android does not support USB tethering with a Mac. …
How can I control the order of files in a ZIP archive?
There are times when it is necessary for the files in a ZIP archive to be in a specific order (for example, I'm currently creating EPUBs, which require that the first entry in the ZIP be the file). How can I do this on Windows? I'm currently using 7-Zip as my archiver, but I don't see an option for…
VLC: Always on top and transparent when out of focus
Is it possible to do the following things with VLC? Make the playback window stay always on top Make the playback window transparent when another window has the focus? This would allow watching videos while doing other things such as checking emails since you could still access other windows (assum…
Save data after adding new entry
Is it possible (by option or trigger) to save the Keepass database automatically after I added a new entry? I often forget to save it and then lose the new data when shutting down windows. Alternatively: Is it possible to save the data when KeePass is forced to close when Windows exits?
Ubuntu grep, find etc: "Permission denied" and "No such file or directory" output
When I use or , I always get annoyed by the "Permission denied" and "No such file or directory" notices, something like this: How can I avoid them and make it so I only see relevant data, i.e. something that I'm really looking for?
Making `#!/usr/bin/env python` work on Windows
I use Bash on Windows, provided by MSYS. I tried to run a Python file with a shebang of , but I get this error message: What can I do to make this work? I know I can launch the Python file by suffixing it with , but I want it to work without the suffix too.
Disable scrolling to next slide in Powerpoint Edit Mode
When editing in PowerPoint lately (using 2010, but occurs in other versions I believe), I have often pasted in large images that are larger than the screen. I'll then scroll down (with my trackpad) to try to get to the bottom of the image to resize/crop the image to the appropriate slide. However, …
List only files of a particular extension with the DIR command
On Windows, we can see directory content using the command. I want to know, how can one see the list of only those files which have particular extension, e.g I want to see list of all files, what command I should run?
How can I totally flatten a PDF in Mac OS on the command line?
I use Mac OS X Snow Leopard. I have a PDF with form fields, annotations, and stamps on it. I would like to freeze (or "flatten") that PDF so that the form fields can't be changed and the annotations/stamps are no longer editable. Since I actually have many of these PDFs, I want to do this automatic…
What happens when a file download is cancelled?
I have often wondered this. If I attempt to download a large file, but get bored half way (let's say 50% downloaded) through and cancel the download, what happens to the 50% of the data that was "downloaded"?
Batch convert .wav to mp3 and ogg?
I have a few hundred .wav files that I need to convert to both ogg and mp3 format. Is there a way that I can do this in batch either from Audacity or from some other command line tool?
CCleaner, is it just FUD?
Is there really any need for software like CCleaner? I really can't see how cleaning a few bits here and there and the registry and deleting temp files that will be back again in a few days help performance on modern systems at all. I understand that they help you save space (temporarily), but if y…
My Windows 7 has suddenly stopped displaying Unicode symbols
For some strange reason, my computer suddenly doesn't show certain unicode characters anymore! I have no idea what happened. Affected applications include Windows Explorer (should be Japanese characters), Google Chrome (should be a heart), and Winamp (should be stars): Russian, German etc. characte…
802.1X: What EXACTLY is it regarding WPA and EAP?
I understand 802.1X to be some sort of port authentication control. However, when I was checking out the encryption settings for my wireless I found 802.1X in a drop down along with WPA2, WPA and WEP, but I don't see how it can be an alternative for these. Could someone please explain in layman's t…
How to change the Terminal cursor from box to line?
The box-like cursor in Linux Mints terminal (and ubuntus) is really confusing me! I am used to a vertical line so it's hard for me to focus on the commands when I am unsure where this box-ish cursor really is all the time. Is there a way to change this? Thanks!
Why does my PC successfully boot only when unplugged for more than a few minutes?
I have an HP Pavilion Elite desktop computer, model HPE-490t. I like it because it didn’t cost too much, boots itself from an SSD, came with 16 GB of RAM, and has six CPU cores for editing video and camera RAW images. It has one behavioral quirk that I cannot explain, however. The recent power inte…
Why aren't CPUs bigger?
CPUs are relatively small, and engineers are constantly trying to make them smaller and get more transistors in the same surface. Why aren't CPUs bigger? If an approximately 260mm2 die can hold 758 million transistors (AMD Phenom II x4 955). Then a 520mm2 should be able to hold double the amount of…
How can I kill Firefox by console?
I know I can type: I get something like: Now I can kill it by means of: How can it be done in one command and how can I make new command (say ) that does this?