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16 votes
5 answers
1k views

How can UserA programmatically replace a text string within a file they own that's located in /etc?

19 votes
1 answer
3k views

Proper way to write C code that injects message into /var/log/messages?

11 votes
3 answers
2k views

UTF-8 characters in POSIX shell script *comments* - anything against it?

5 votes
5 answers
743 views

how to format a text file in bash with dots from right

3 votes
7 answers
766 views

how to round numbers after comma everytime up

6 votes
4 answers
632 views

Simulate slow disks in KVM to see effect of LVM cache in test setup

3 votes
4 answers
549 views

Cut and replace Nth character on every row

2 votes
4 answers
786 views

How to POSIX-ly ignore "warning: command substitution: ignored null byte in input"?

3 votes
3 answers
930 views

How can one count how many pixels a GIF image has via command line?

3 votes
2 answers
1k views

How shall I find the device of a phone's storage so that I can mount it in Linux?

2 votes
2 answers
844 views

What does '\($*\)' mean in sed regular expression in a makefile?

6 votes
1 answer
558 views

Predictable Network Interface Names: ensX vs enpXsY

10 votes
1 answer
817 views

Probably a nit: "openssl x509" displays the serial number sometimes as octet string, sometimes as integer

10 votes
1 answer
607 views

What is the meaning of the angle bracket syntax in `apt depends`?

7 votes
1 answer
844 views

Understanding top memory bar

4 votes
2 answers
463 views

Iterating over the contents of a file

4 votes
1 answer
988 views

Are there alternatives to alias I'm not aware of?

8 votes
1 answer
434 views

find -printf for file creation time is not working as expected, is it a bug?

6 votes
1 answer
463 views

How can I confirm for sure that a CVE has been mitigated on a RHEL system?

2 votes
1 answer
632 views

Which interpreter for "Unicode text, UTF-8 text executable"

2 votes
5 answers
264 views

Grouping rows by categories avoiding repetition

4 votes
2 answers
338 views

pdfgrep How to locate the pages that contain multiple strings and print the page numbers?

7 votes
1 answer
289 views

select() / poll() timeout stretches on Linux

3 votes
4 answers
348 views

Remove duplicates in file (without sorting!) leaving the _last_ of the occurences

6 votes
1 answer
355 views

Why does redirecting stderr interfere with bash's handling of $COLUMNS and the `checkwinsize` option?

0 votes
5 answers
110 views

To check whether first or last character of a string is x

4 votes
1 answer
468 views

Raid 0+1 Failure Cases VS. Raid 1+0

2 votes
5 answers
132 views

Continuously monitor a process and all its children with `top`?

7 votes
1 answer
284 views

How does Linux find the bold variant of a given font?

4 votes
2 answers
250 views

join files/devices in linear mode together in a linux system

3 votes
1 answer
368 views

How to request for a software package to be updated in OpenSUSE?

3 votes
2 answers
286 views

How do quotes work in bash regex regarding reserved characters?

3 votes
2 answers
257 views

giving variables a default value in a spec file

2 votes
1 answer
318 views

How can I check if a device is supported by Linux?

-1 votes
2 answers
179 views

Is it possible to translate bash to another human language like Arabic?

1 vote
1 answer
292 views

How to see what statement (memory address) my program is currently running: the program counter register, through Linux commands?

3 votes
1 answer
205 views

Convention of parameter naming - undocumented options

-2 votes
1 answer
870 views

How to repair broken packages on Kali Linux

3 votes
1 answer
239 views

Word split between two lines is not found in man pages search

2 votes
4 answers
137 views

Sed command listing all lines between pattern including the final line

0 votes
3 answers
62 views

Pass output of command line to awk variable

3 votes
1 answer
162 views

changing uuid of /run/media/root/ partition

2 votes
2 answers
204 views

find with du -sch and very many files

0 votes
2 answers
64 views

variable with hyphen in bash script

0 votes
1 answer
82 views

How to make '.zshrc' to search for sourced files in the specific folder and not in the folder from which the terminal has been opened

2 votes
1 answer
158 views

Modify a key value with another one containing a path using slashes

4 votes
1 answer
183 views

Rescuing ZFS after Debian upgrade


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