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What exactly does `-rdynamic` do and when exactly is it needed?

c gcc shared-libraries elf dynamic-loading asked Apr 18, 2016 at 11:11

stackoverflow.com

81 votes

Enum constants behaving differently in C and C++

c++ c asked Jan 24, 2017 at 18:46

stackoverflow.com

25 votes

Prefixes in member names of a struct

c linux asked Mar 8, 2016 at 17:37

stackoverflow.com

25 votes

Does POSIX guarantee the paths to any standard utilities?

path c posix exec asked Sep 3, 2019 at 12:04

unix.stackexchange.com

24 votes

Will a void* always have the same representation as a char*?

c pointers language-lawyer asked Oct 5, 2016 at 11:15

stackoverflow.com

24 votes

How can I install GNU Parallel alongside Moreutils on Ubuntu/Debian?

ubuntu debian package-management asked May 21, 2015 at 7:28

superuser.com

23 votes

Hide and unhide cursor with tput

terminal escape-characters tput asked Aug 5, 2015 at 13:16

unix.stackexchange.com

21 votes

Why do shells ignore SIGINT and SIGQUIT in backgrounded processes?

linux shell signals posix background-process asked Jul 14, 2017 at 15:30

stackoverflow.com

21 votes

grepping a fixed string at the beginning of a line

grep asked May 11, 2016 at 8:46

unix.stackexchange.com

20 votes

dd-style parameters to a bash script

bash asked Jun 4, 2015 at 16:33

unix.stackexchange.com

Top Answers

402

Parallelize a Bash FOR Loop

unix.stackexchange.com

233

send mail from linux terminal in one line

stackoverflow.com

105

Does compression option -z with rsync speed up backup

unix.stackexchange.com

What is the purpose of an 'if (0)' block in if-else block?

stackoverflow.com

what does 'cd $_' mean?

stackoverflow.com

Why nm shows no symbols for /lib/i386-linux-gnu/libc.so.6?

unix.stackexchange.com

Why are the memory addresses of string literals so different from others', on Linux?

stackoverflow.com

On Unix systems, why do we have to explicitly `open()` and `close()` files to be able to `read()` or `write()` them?

unix.stackexchange.com

Is it a UUOC (useless use of cat) to redirect one file to another?

unix.stackexchange.com

Is there something wrong with my script or is Bash much slower than Python?

unix.stackexchange.com

C Macro - how to get an integer value into a string literal

stackoverflow.com

Do functions run as subprocesses in Bash?

unix.stackexchange.com

Is there a linux command to determine the window IDs associated with a given process ID?

stackoverflow.com

Why does 2+ 40 equal 42?

stackoverflow.com

Why do some Linux shell scripts use exec to run commands?

unix.stackexchange.com

How much overhead is there in calling a function in C++?

stackoverflow.com

Make a process unkillable on Linux

unix.stackexchange.com

Kill a suspended process?

unix.stackexchange.com

How can I re-init my git repo?

stackoverflow.com

Why do projects use the -I include switch given the dangers?

stackoverflow.com

How to call a script after every bash command

unix.stackexchange.com

Is there a "reverse sudo"?

unix.stackexchange.com

Why does apt-get NOT use 100% (cpu OR disk OR net)?

unix.stackexchange.com

How does a pipeline knows when to stop

unix.stackexchange.com

Difference between sizeof(struct name_of_struct) vs sizeof(name_of_struct)?

stackoverflow.com

Why isn't #pragma once automatically assumed?

stackoverflow.com

Purpose of permissions such as 0111 or 0333

unix.stackexchange.com

Why doesn't the function printk() use a comma to separate parameters?

stackoverflow.com

System calls overhead

stackoverflow.com

Is there any mutex/semaphore mechanism in shell scripts?

stackoverflow.com