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Unix & Linux : Recent Questions and Answers (Page 80)

Find answers to your questions about Unix & Linux or help others by answering their Unix & Linux questions.

ffmpeg - how to split a .aac audio-file into small parts, exactly 4.00 seconds in size (so ignoring keyframes)

How can I split the audio file .aac into small parts of exactly 4.0 seconds, ie. with ignoring keyframes? The original video file was in .mp4 format. From this...

Asked on 12/01/2020 by s3n0

2 answer

Missing glyphs with urxvt-unicode

I cannot display some special characters in my urxvt-unicode terminal emulator on Arch Linux. My setup:$ cat ~/.XresourcesURxvt.font: xft:Meslo LG S DZ for Powerline:style=RegularForPowerline:size=9, ...

Asked on 12/01/2020 by Luigi Pertoldi

2 answer

Fedora 33: WiFi Hotspot not activating, driver saying that doesn't support AP but adapter actually does

I have fresh install of Fedora 33 (upgraded from Fedora 32) and decided to move to the modern NetworkManager's managed wifi setup. I have successfully performed some pre-required steps like...

Asked on 12/01/2020 by Green Root

1 answer

How to upgrade vim only in my own directory?

The version of the server in our laboratory is lower. I want to upgrade my vim, but I don't want to affect other people's use. My Linux server version is:Linux...

Asked on 12/01/2020 by c yj

0 answer

mac OS: ssh can't connect, even though sshd is listening and firewall is off?

[Update -- Solved(?): See my answer below w/ my solution. I'm still not sure why my symptoms (seem to have) changed from timing-out-entirely to taking-3-min-before-succeeding, though, which is what...

Asked on 12/01/2020 by not-just-yeti

1 answer

cross-compiling for 32-bit architecture on 64-bit (FreeBSD)

I'm having problems cross-compiling a library for 32bit FreeBSD architecture on a 64bit FreeBSD-system. I'm happy about any hint/advice. Compiling for same architecture (64bit) works fine. I built ports lang/gcc9...

Asked on 11/30/2020 by sephiroth

1 answer

Environment variable in LXSession autostart file?

Anyone know how to use environment variables or something similar in an LXSession autostart file? My initial attempts seem to have failed :-(. I'm creating a Chromium kiosk...

Asked on 11/30/2020 by Paul D Smith

2 answer

How to assign environment variables in parallel in bash

I'm trying to set several environment variables with the results from command substitution. I want to run the commands in parallel with & and wait. What I've got currently looks...

Asked on 11/30/2020 by kag0

2 answer

How does copy-on-write work with read-only virtual pages in mmap function?

I'm new to C and Linux, just a question on the usage of mmap function, the function prototype of mmap is void *mmap(void *start, size_t length, int prot, int flags,...

Asked on 11/29/2020 by secondimage

1 answer

How to trick a program into thinking there is no X server running

I have this program that can run with both a text user interface and a graphical user interface. It lacks any command line switch to force one or the other,...

Asked on 11/29/2020 by Luka Aleksić

2 answer

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