How to read from stdin in process substitution?
119739
Process substitution and cat: can't read stdin
83883
Can bash write to its own input stream?
67455
How do I suppress stderr warning messages from a command inside command substitution?
91634
Clearing out stdin in C when it may or may not be empty
123399
Shell scripting: Way to parse parameters from command line
52220
about /proc read and write functions
91691
Accessing `processing` with Python?
35981
How can I pipe the output of *all* entered shell commands into another? (e.g. pipe everything into 'lolcat')
66286
Communicate multiple times with a process without breaking the pipe?
18632
How to ignore xargs commands if stdin input is empty?
124323
Python command line input in a process
80615
Why can't certain programs (like readlink) take input from a pipe?
101227
Reading character by character with bash read
142272
How to send a simple string between two programs using pipes?
139223
How do I pipe each command given to the shell?
44588
How to read the first byte of a subprocess's stdout and then discard the rest in Python?
138192
How to read to end process output asynchronously in C#?