All Questions
219,365
questions
8
votes
2
answers
959
views
Is there any way to assign shortcuts to Nautilus bookmarks?
I have added several dirs as bookmarks to nautilus and I want to know if there a way to assign keyboard shortcuts to some of them.
- 551
3
votes
1
answer
1k
views
Ubuntu: How can I disable boot and logout screen
I want to be able to see all stuff from the boot process, just like in Debian.
I instaled startupmanager but It only change boot screen to more ugly.
I search google and find that you must remove "...
- 8,840
189
votes
11
answers
206k
views
Rsync filter: copying one pattern only
I am trying to create a directory that will house all and only my PDFs compiled from LaTeX. I like keeping each project in a separate folder, all housed in a big folder called LaTeX. So I tried ...
- 3,283
3
votes
1
answer
558
views
How to save temp data
updated:
I'd like to save a large amount data ( ~ 100MB ) from the standard input in temporary location for the duration of my bash session.
Piping it to a file won't work as I have only 30MB of ...
- 23.7k
4
votes
1
answer
1k
views
Wireless multi function scanner / printer
Can someone recommend me a wireless multi function scanner / printer that will work with Ubuntu? If something like this exists at all..
- 141
44
votes
2
answers
60k
views
Diffing two big text files
I have two big files (6GB each). They are unsorted, with linefeeds (\n) as separators. How can I diff them? It should take under 24h.
- 629
109
votes
3
answers
41k
views
Why is there a big delay after entering a wrong password?
I notice a weird (well, according to me) thing about passwords. For example, if I type an incorrect password during login, there will be a few seconds' delay before the system tells me so. When I try ...
- 19.5k
5
votes
1
answer
2k
views
GUI for adding Fedora software source
Is there a GUI for adding additional software sources in Fedora (FC 13). I have a software repository that works fine when added manually (as a .repo file in /etc/yum.repos.d/), but I'd like to have ...
11
votes
4
answers
15k
views
Install development files locally to build on system without root access?
There is a server that I do work on, running an older version of Linux. I don't have root access to the system, so I wanted to build a more recent version of a tool that I use a lot (Vim 7.3). I ...
- 783
18
votes
5
answers
19k
views
Given keys in ~/.ssh/authorized_keys format, can you determine key strength easily?
~/.ssh/authorized_keys[2] contains the list of public keys.
Unfortunately, each public key does not specify the key strength ( number of bits ).
Is there a utility that can process this file line by ...
- 1,075
5
votes
5
answers
18k
views
Create directory in /var/run/ at startup
I'm using apache2 and postgres running on Ubuntu Server 10.04.
I have removed the startup scripts for both of these apps and I'm using supervisor to monitor and control them. The problem I have run ...
- 687
185
votes
2
answers
236k
views
How to suspend and resume processes
In the bash terminal I can hit Control+Z to suspend any running process... then I can type fg to resume the process.
Is it possible to suspend a process if I only have it's PID? And if so, what ...
- 23.7k
2
votes
2
answers
753
views
Applications that run on Mono in Ubuntu
I think Mono, and the C# language, are a great, nay, fantastic project.
My question is: how prevalent is Mono in Ubuntu? How much of a penetration is it getting, and what applications run on it?
- 3,079
10
votes
2
answers
8k
views
How to make vertical bar | work in grep?
Here's an example of a grep command line I've tried:
grep '(565172|565173|565175)' /var/log/cups/error_log
It doesn't produce any output, even though all 3 values are in the file multiple times.
I ...
- 203
1
vote
2
answers
595
views
Problematic build script with quotes
Hi I'm trying to create a build script that executes these commands:
cd libiconv
../../src/libiconv/configure --prefix=/home/ruben/mingw64/build/gcc-libs \
--host=x86_64-...
- 370
3
votes
2
answers
1k
views
Mono book recommendations [closed]
Does anyone know if there are any upcoming book releases for Mono/GTK#? The only book I could find on Amazon with a decent rating is over 6 years old.
- 39
53
votes
3
answers
49k
views
What charset encoding is used for filenames and paths on Linux?
Does it depend on what file system I use? For example, ext2/ext3/ext4 but also what happens when I insert one of those "joliet" CD-ROMs with ISO 9660? I've heard that POSIX contains some sort of spec ...
- 531
13
votes
3
answers
29k
views
Is my USB 2.0 device running at full speed?
How can I tell if my USB flash drive is running at full USB 2.0 speed? Currently I'd just like to verify that the drive is plugged into a 480 Mbps port, but in the past I've been unsure if a given ...
- 327
14
votes
5
answers
6k
views
What's the best way to take a segment out of a text file?
What's a good way of extracting say, lines 20 -45 out of a huge text file. Non-interactively of course!
3
votes
1
answer
400
views
Gconf profiles personalized with environment variables
What is best practice for creating mandatory or default gconf-profiles using the users environment variables. That would make it easy to maintain system-wide profiles and distribute profiles in a ...
- 131
2
votes
1
answer
1k
views
Enable running mono apps by double-clicking on the .exe file
I always wondered if running Mono apps will ever be available for Linux by just double clicking on the .exe. Now, in order to have a launcher on GNOME, the best way is to add a new bash file which ...
- 51
14
votes
2
answers
4k
views
grep - why do brackets in grep pattern remove the grep process from ps results?
Why do brackets in a grep pattern remove the grep process from ps results?
$ ps -ef | grep XXXX
[...] XXXX
[...] grep XXXX
$ ps -ef | grep [X]XXX
[...] XXXX
Luis da Costa
5
votes
2
answers
870
views
Databases for embedded Linux?
I need to choose a database for an application on an embedded linux platform.
9
votes
6
answers
1k
views
Linux for low-end hardware and internet browsing
I'm going to host an event where we have ~15 computers with low-end hardware. I think the computers got 256 MBs of RAM, 5 GB of storage and a 300 MHz Intel CPU.
We've been running DSL on the machines,...
- 191
0
votes
0
answers
350
views
bash: recall command by typing some characters of it [duplicate]
Possible Duplicate:
best way to search my shell's history
In MSDOS I have the option to start typing some characters of a previous command and then pressing F8 it will search the command ...
Jose M Balaguer
4
votes
5
answers
2k
views
how to ensure a program is always running but without root access?
Currently I need to have a program running all the time, but when the server is rebooted I need to manually run the program. And sometimes I'm not available when that happens.
I can't use a normal ...
- 255
16
votes
5
answers
12k
views
Which BSD to start with?
So I've been a linux user since June 2008. My first distro was Ubuntu.
I've tried OpenSuSE, Fedora, Mandriva, Linux Mint, Puppy Linux, Damn Small Linux and Arch Linux, and I was thinking about giving ...
- 475
5
votes
3
answers
535
views
Quoting commands
As I've learned to use Linux over the years, I've repeatedly come across the idiom of quoting commands with a leading backtick (`) and a following single quote ('), like so:
`rm -rf /tmp/foo/bar'
(I ...
- 245
1
vote
4
answers
3k
views
15
votes
1
answer
29k
views
How to permanently remove all Mono related package (libs, apps, etc.)
In my opinion Mono is a patent trap and I do not want my distribution of choice to be tainted by anything Mono or any application that requires Mono. So I would welcome your feedback for the following:...
- 221
13
votes
5
answers
28k
views
How do I connect to a pc through another pc using ssh
I have three Computers.
PC1 and PC2 is on a private LAN, where PC1 is known to PC2 as 192.168.0.2
PC2 and PC3 is on a another LAN, where PC2 is known to PC3 as 192.168.123.101
How can I connect to ...
- 23.7k
33
votes
5
answers
29k
views
How do I minimize disk space usage
One of my machines is the 2GB EeePC Surf, a neat netbook with very limited resources. So limited that right now, I have 22MB free space left.
On it, I'm running Arch Linux with the Openbox DE and a ...
- 23.7k
20
votes
2
answers
6k
views
Is it possible to break long lines in sshd_config?
Specifically AllowUsers parameter:
e.g. convert this
AllowUsers user1 user2 user3 user4
to this
AllowUsers
user1
user2
user3
user4
- 1,075
11
votes
1
answer
7k
views
Command-line mv exclusion list
Is there a way to mv,cp, or any file operation such that I could specify all the files I don't want affected?
For example, say I have a folder with the files file1, file2, and file3, and I want to ...
- 651
7
votes
6
answers
5k
views
Can not find link to download OpenSolaris source code
I want to understand how OpenSolaris ptools(process tools) works. How exactly pstack, pmap, pargs etc works, but I can't find any link to its full source code. I can only find an online version of ...
- 6,544
151
votes
9
answers
321k
views
What does the Broken pipe message mean in an SSH session?
Sometimes my SSH session disconnects with a Write failed: Broken pipe message. What does it mean? And how can I keep my session open?
I know about screen, but that's not the answer I'm looking for. I ...
- 1,741
23
votes
3
answers
3k
views
How can I tell *which* application is asking for access to gnome-keyring/Seahorse?
Whenever I log in on Ubuntu Lucid Lynx 10.04 I get a Seahorse/gnome-keyring prompt telling me an application wants to access my keyring. It isn't the network manager, because if I cancel the request ...
- 2,565
26
votes
2
answers
86k
views
User's Login date and login time
I want to fetch user's login time and login date, is there any command in Unix providing User's login date and User's login time ? this problem i want to perform in Shell-script where username is ...
- 435
12
votes
1
answer
2k
views
Permission bits not being enforced on samba share
I have a problem where permission bits are not being enforced on a samba share using a Linux client. I have samba configured on the server to force a certain user, group and permission bits and this ...
- 271
7
votes
4
answers
504
views
Scheduling commands by system inactivity
So cron or at can schedule our commands to run at the exact time we need them to, but can we schedule commands to run when systems are inactive?
Something like:
echo "some_commands" | when 'cpu <...
- 23.7k
39
votes
3
answers
15k
views
Make package explicitly installed in pacman
I have a package that's installed on my PC as an dependency to another package.
I would like to have the package explicitly installed, but without actually re-installing it, or downloading any files.
...
- 23.7k
3
votes
2
answers
956
views
Script for ssh Agent Management: Is this adequate? Any bugs?
The following is something I use to manage my ssh agent settings.
#!/bin/echo "Must source this:"
## Ensure that ~/.ssh/env contains valid values
unset SSH_AGENT_PID SSH_ENV_REFRESH
[ -r ~/.ssh/...
- 600
2
votes
1
answer
385
views
QLogic 42C1831 HBA drivers on RHEL 4.8? Using Kernel 2.6.x
We're trying to get a QLogic 42C1831 HBA installed on a system using RHEL 4.8. We've tried the drivers from QLogic for Linux Kernel 2.6.x (which this system is running) and are getting all sorts of ...
Jon Gay
6
votes
2
answers
3k
views
/mnt Directories Disappearing
I'm trying to mount some smb shares on bootup using fstab on a Kbuntu box. Here are the steps I using to accomplish this:
sudo mkdir /mnt/MyShare
Then I add this line to my fstab file:
//myserver/...
- 163
13
votes
4
answers
5k
views
GNU screen - Restore a session with splitted screen
When I restore a splitted session of screen, I've got only one print session and have to reconfigure the number of display session.
Is there another way to have the original screen configuration?
- 141
2
votes
1
answer
414
views
How to turn off Nautilus autoplay under KDE?
Does anyone have an idea why when I insert a CD/DVD/flash nautilus opens as a default file manager under KDE instead of dolphin krusader? In my system settings krusader is set as the default manager, ...
- 2,308
5
votes
1
answer
3k
views
Enabling or disabling one monitor in nVidia Twinview on the command line, like with nvidia-settings
For some reasons, most native games as well as Wine have a problem with Twinview. So when starting SC2 I have to manually disable one of my two screens in nvidia-settings. (By going in X Server ...
- 151
241
votes
12
answers
400k
views
How do I make my pc speaker beep
Using bash, how can I make the pc speaker beep?
Something like echo 'beepsound' > /dev/pcspkr would be nice.
- 23.7k
3
votes
5
answers
2k
views
Using a differencing, aka overlay, aka union, file-system with commit capability
I work in two PCs and I sync all my files from my primary PC to a USB flash memory. In my second PC, I mount the USB flash memory to the same path to work on my files as I were on my primary PC.
Now ...
- 384
1
vote
1
answer
561
views
Unexplained Log Cruft and Possible Dropped Packets on WPA2-Personal LAN
I've been receiving a LOT of log cruft ever since I installed my Linksys Rangeplus USB WUSB100v2 (using the rt2870sta community driver from the Linux kernel) and was wondering what it all meant.
Many ...
- 5,138