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sharkant
  • Member for 5 years, 2 months
  • Last seen more than 4 years ago
43 votes
3 answers
37k views

How to rotate a set of pictures from the command line?

28 votes
3 answers
16k views

What does "while :;" mean?

25 votes
2 answers
7k views

What is the purpose of the bash `suspend` builtin command?

24 votes
3 answers
14k views

Are files opened by processes loaded into RAM?

21 votes
4 answers
9k views

What is the difference in usage between shell variables and environment variables?

20 votes
1 answer
40k views

How to determine which desktop environment is installed from the shell? [duplicate]

17 votes
2 answers
5k views

What is "( set -o posix ; set ) | less " doing? [duplicate]

16 votes
2 answers
18k views

Why am I not able to change the shell with the chsh command?

11 votes
1 answer
641 views

Confusion about changing meaning of arguments and options, is there an official standard definition?

10 votes
3 answers
2k views

Shell variable vs. Environment variable, which one is preferred if both have the same name?

9 votes
2 answers
1k views

How many ways are there in total to feed a command with input?

8 votes
2 answers
14k views

How to run a command block in the main shell? [duplicate]

8 votes
4 answers
7k views

Why is there a "/dev/fd/63" in the output of "echo 123 >(cat)"?

7 votes
1 answer
3k views

What is the parameter "i" of the set command in the bash shell?

6 votes
3 answers
8k views

Is it possible to build a loop of commands with pipe or something else?

6 votes
1 answer
5k views

What are Display and Screen with regard to :0.0?

5 votes
2 answers
537 views

Why does this endless loop not use up my system resources?

4 votes
1 answer
350 views

What is the purpose of testing $DISPLAY with [ -z $DISPLAY ]?

4 votes
2 answers
509 views

Why is upstart a childprocess of systemd?

4 votes
1 answer
2k views

What sources to add in order to install cuda toolkit with apt on Debian? [duplicate]

3 votes
0 answers
132 views

Why do echo $$, echo $(echo $$) and (echo $$) reveal the same PID? [duplicate]

3 votes
3 answers
14k views

echo * | xargs -n1 echo , Is there a shorter, more elegant way of a line by line listing?

3 votes
1 answer
5k views

What is the difference between sh and ./ when invoking a shell script? [duplicate]

3 votes
2 answers
169 views

Does the shell have the same standard input, standard output, standard error like each other command?

2 votes
1 answer
256 views

what is a context of a subroutine?

2 votes
1 answer
78 views

How to make $((5/2)) deliver a floating point number? [duplicate]

2 votes
0 answers
80 views

How to read the man pages in german? [duplicate]

2 votes
2 answers
1k views

Why does not "ldd /usr/bin/firefox" list library files?

2 votes
2 answers
8k views

How to customize the prompt for root?

2 votes
0 answers
11k views

How to install CUDA on Debian 9 (Stretch) without breakint the system? [duplicate]