Unanswered Questions
12
votes
0answers
529 views
Using zsh's line editor to wrap around subprocesses
Is it possible to use zsh's built-in line editor (zle) to feed input to a subprocess? That is, I would like to run zlewrap mycommand where zlewrap is a zsh function and mycommand is any program that ...
10
votes
0answers
168 views
“ss” command in iproute package; why query slab table for timewait sockets?
Forgive me if this isn't the best forum for this question, but it seems more relevant to the kernel than to the programming itself.
I'm writing a script that queries the system for open ports so that ...
10
votes
1answer
151 views
Prompt user on Linux security denial
Is it possible to make a Linux security module (eg. AppArmor, SELinux etc.) prompt the user, when an application wants to access classified files or folders (digital signatures, SSH keys, credit card ...
8
votes
1answer
134 views
What are the effects, if any, of scheduler priorities and policies for threads in an uncontended cpuset?
I have a Linux system where we have used cgroups to create two cpu_exclusive cpusets, A and B, and where we have migrated all user threads and all unbound kernel threads to a cgroup attached to cpuset ...
8
votes
1answer
531 views
Segmentation fault when trying to run glxgears via virtualGL
(Follow-up on How to efficiently use 3D via a remote connection?)
I installed the amd64 package on the server and the i386 one on the client. Following the user's guide I run this on the client:
...
8
votes
2answers
571 views
Shift-arrow not working in emacs within tmux
I recently started using tmux (was a screen user before) and I'm loving it, except for one small problem. I use emacs within my tmux session and I am used to using Shift-arrow keys to move between ...
8
votes
0answers
871 views
FreeNAS grub2 booting ISO
I've got usb-keys setup to multi-boot different Linux images. I wouldn't mind adding FreeNAS, and there's a doc with samples to add to grub.cfg
menuentry "FreeNAS-8.0.4-RELEASE-x64" {
insmod ufs2
...
7
votes
3answers
122 views
How could running strace be fixing my OpenGL issue?
Since a recent major upgrade to my distribution (PLD Linux), I have been having trouble with a whole slew of programs. As best I can tell, anything that touches OpenGL or PulseAudio segfaults. I'm ...
7
votes
1answer
501 views
Why the value of VSIZE in top is different from the value of VSZ (Virtual set size) in ps?
I know VSZ in ps is for the total address space allocated for the app and is sometimes aliased as vsize (mentioned in man page of ps on linux), but what's the definition of VSIZE in top? This top ...
7
votes
2answers
345 views
Disable Keyboard & Mouse Temporarily
I would like to know how one can disable the keyboard & mouse temporarily in OS X.
7
votes
0answers
101 views
Linux kernel for Nintendo Wii
I'm trying to compile a Linux kernel for the Nintendo Wii newer than the version 2.6.32 with mike p5 patches, which I have been using since now without problems. Since version 2.6.33 Wii support is ...
7
votes
1answer
663 views
How can I detect when a monitor is plugged in or unplugged?
Is there any event that is triggered when I plug in or out an external monitor into the DisplayPort of my laptop? ACPID and UDEV don't react at all.
I'm using onboard graphics on an intel chip. Here ...
7
votes
0answers
320 views
Driver is sometimes loaded, sometimes not
I was assigned an Ubuntu desktop with some stuff already on it. I did not reformat it, but attached a mini-PCI wireless card over a PCI to mini-PCI adapter. I manually built the madwifi driver and ...
6
votes
2answers
308 views
Starting a service during startup
I've created a service for an application, and I want this application to be started on boot. In the service manifest, I realize that there's a property for this (enabled="true"), but I've been ...
6
votes
1answer
547 views
What is the difference between the various tiling modes in KWin, and how do I use them?
There are 3 tiling modes in KDE: spiral, columns and floating. What does each do and how do make them work for me? For example, spiral seems to cut my screen in half then the next half another way. Is ...
