All Questions
1
vote
1answer
4 views
What sets systemd apart from other init systems?
It is not quite official but it looks like systemd is coming to Debian and after reading some of the heated mailing list discussion on that decision, I am curious about the polarizing nature of ...
1
vote
1answer
9 views
Where to find default bindings for special keys
My keyboard has special keys, like for sound muting or launching the web browser. With my stock Xfce 4.10 installation on Debian testing (Jessie) these keys are automatically mapped, so I didn't ...
1
vote
0answers
9 views
Execute/invoke user-space program, and get its pid, from a kernel module
I checked out Kernel APIs, Part 1: Invoking user - space applications from the kernel, and Executing a user-space function from the kernel space - Stack Overflow - and here is a small kernel module, ...
0
votes
1answer
9 views
Can't create partition table on SSD with Slackware 14
I'm trying to install Slackware 14 from a DVD. It boots fine from the DVD.
When I try to use fdisk or cfdisk to create the Linux and swap partitions on the SSD, it complains about a missing or ...
0
votes
1answer
18 views
What is the `[` program that resides in my system's /bin?
I was recently browsing my Fedora's /bin folder and noticed a binary named [.
I did try to search the internet for more information on that, but I couldn't find anything useful. Running it through ...
2
votes
1answer
12 views
Make Linux forbid colons in file names on NTFS partitions
Does Linux really allow colons in file names, even on NTFS partitions? Why is that? And is there any option to set it straight, and do not allow colons (and other characters restricted by Windows) in ...
0
votes
1answer
6 views
Basic script in Angstrom Linux running on a Beaglebone Black
I've only recently started playing with embedded linux, and don't know much about it (or linux, for that matter).
I can toggle a user led with: echo > 1 sys/class/leds/beaglebone:green:usr2/value.
...
0
votes
0answers
7 views
WARNING: GPT (GUID Partition Table) detected on '/dev/sdb'
I have formatted an external HDD (2 TB) as ext3 file system. However, if I run the command, fdisk -l /dev/sdb1 , I get the below warning message.
WARNING: GPT (GUID Partition Table) detected on ...
1
vote
0answers
12 views
Repeating a text-output terminal command, in a scrollable ncurses-like interface?
man ps says:
If you want a repetitive update of the selection and the displayed information, use top(1) instead.
... however, in some cases, I don't like the output of top - I would instead like ...
0
votes
0answers
10 views
Arch wifi keeps dropping
I recently installed Arch, wifi has been messing around. Dropping and generally not connecting. I fixed it by ruling it was DHCP not getting a lease in time, I assigned a static IP and all is good. ...
1
vote
0answers
12 views
Cannot configure Postfix to receive mail
I try to configure Postfix on CentOs 6. I can send mails from the server just fine, but cannot receive.
The Delivery Status Notification that I get is:
The error that the other server returned was:
...
4
votes
2answers
123 views
Why can't I do ls *.txt in a subshell?
~$ echo $(ls)
arguments.txt cecho.sh Desktop Documents Downloads example.txt Music Pictures Public
~$ echo $(ls "*.txt")
ls: cannot access *.txt: No such file or directory
Why does the ...
0
votes
1answer
9 views
All occurrences of a regex get removed without using the “global” modifier
I have the following text in the file sentence.txt
Linux refers to the family of Unix-like computer operating systems
that use the Linux kernel.
Linux can be installed on a wide variety of ...
1
vote
1answer
19 views
Launch a command at the end of Linux startup
I have a Raspberry without screen/keyboard/mouse that does nothing else than launching a radio stream at startup :
mplayer http://95.81.146.2/fip/all/fiphautdebit.mp3
(by the way, this is a good ...
0
votes
0answers
8 views
Screen create/resume session, run command an detatch
I'm trying o make a startup script for my Minecraft severs but I can't figure out how to:
If the session "Server1" exists, run a command in it, if it doesn't, create the session and then run the ...
