Top new questions this week:

What are the advantages of using named pipe over unnamed pipe?

I was reviewing a set of interview questions that are asked from a unix admin; I found a topic called "named pipe". I googled the topic; to some extent I have been able to understand it :- named …

/ pipe

asked by Ankit 20 votes answered by mr.spuratic 16 votes

The UEFI & SecureBoot impact, how severe?

I'm planning to buy a new laptop in the coming days, and I'm quite impressed with new, cool Ultrabooks. As a long-time GNU/Linux user, I'll of course install a distro of my choice on it. Chances are …

/ linux-kernel / free-software / uefi / secure-boot

asked by gkya 10 votes answered by The Other Dude 4 votes

Can a Linux command have capital letter(s)?

Can a Linux command have capital letter(s)? I know it's supported but i want to be sure if it's a "problem" or considered "not a good thing"?

/ linux / shell / command-line

asked by boraalper4 9 votes answered by Stephane Chazelas 9 votes

What filesystem offers best protection for securing data against corruption due to power loss?

I am running a small uClibc and busybox based embedded system on an x86 device. I am using an initramfs but I also mounting a custom ext3 directory on a compact flash device in IDE mode that I am …

/ filesystems / embedded / data-recovery

asked by mathematician1975 7 votes answered by Alexios 7 votes

Slick one-liner to convert a list like "1: 2, 3, 4, 5" to "1.2, 1.3, 1.4, 1.5"

Let's say I have a file that looks something like this: 23: a, b, c, d 24: b, d, f 25: c, g and I want to get output like this: 23.a 23.b 23.c 23.d 24.b 24.d 24.f 25.c 25.g Of course it's not …

/ shell-script / text-processing / awk

asked by Daniel McLaury 6 votes answered by Stephane Chazelas 16 votes

Cleaner way to delete files on Linux which include a datestamp as part of file name

I have a new requirement to purge MySQL dump files that are older than 30 days. The files use a naming convention of "all-mysql-YYYYMMDD-HHMM.dump". The files are located on SAN mounted file system, …

/ linux / bash / files

asked by jtp 5 votes answered by Lauri Ranta 1 vote

Can I install some debs from Ubuntu on Debian Squeeze to get nice font rendering?

I have both Debian Squeeze and Ubuntu 10.04 machines; the font rendering in 10.04/10.10 is beautiful out of the box but Squeeze is still ugly even after hours and hours of messing with …

/ fonts

asked by Igor 5 votes answered by Eirik 1 vote

Greatest hits from previous weeks:

How to set default file permissions for all folders/files in a directory?

I want to set a folder such that anything created within it (directories, files) inherit default permissions and group. Lets call the group "media". And also, the folders/files created within the …

/ permissions / directory

asked by Chris 41 votes answered by Chris 25 votes

Need to boot Windows 7 from Grub rescue command prompt

I booted my computer today and found the Grub rescue command prompt. I have been given this computer and it has Linux and windows 7 on it, but I have only ever used the windows section. I have no idea …

/ linux / grub / windows / rescue

asked by C.s. 5 votes answered by pradeepchhetri 3 votes

Can you answer these?

How can I recover after Kate crashes?

I use Kate for coding and note-taking. Sometimes it crashes - often when I've got a lot open - and unsaved 'real' documents (eg, ones backed by files, that have been saved at some point) usually have …

/ data-recovery / crash / kate

asked by hunter2 3 votes

Using a bridge, an LXC container can't ping router, but the host OS can

I've got a virtual machine running under virtualbox, and in that virtual machine I've got an LXC container I'm trying to bridge to virtualbox's NAT interface: ------------- ----------- …

/ networking / virtualbox / bridge / lxc

asked by David Parks 1 vote

Do LVM snapshots ultimately cause fragmentation?

I'm planning on using LVM in order to be able to take atomic snapshots of large files and rsync them to a remote site. What I'd like to know is whether there is any long-term impact on the main …

/ lvm / snapshot

asked by Jack Douglas 4 votes