Category "pipe"

python subprocess can’t print last line with PIPE

p =Popen('cmd.exe',shell=True,stdin=PIPE,stdout=PIPE,bufsize=0) def run(): global p while True: line = p.stdout.read(1) if not line: #

posix_spawn and non-standard pipe setup for ipc between parent and child process

The file actions of posix_spawn describe the setup code for the child process before it might run execve (which deletes stack etc). The intended use case is to

How to get information from a while loop after a pipe in bash

From this trivial example: $ x="ls output: " $ ls | while read line; do x="$x $line"; echo $x; done ls output: a ls output: a b ls output: a b c ls output: a b

How to display the currency symbol to the right in Angular

I have to display Euro currency like this : 583 €. But with this code: {{ price | currency:'EUR':true }} I get €583, is there any option in Angula

IPython - pipe multiple subprocesses and show result of final one to stdout

There are a lot of questions related to this one but none seems to work for my case: 1-https://stackoverflow.com/questions/9655841/python-subprocess-how-to-use-

How to detect and remove indentation of a piped text

I'm looking for a way to remove the indentation of a piped text. Below is a solution using cut -c 9- which assumes the indentation is 8 character wide. I'm loo

Non blocking read on os.pipe on Windows

This question - How to read from an os.pipe() without getting blocked? - shows a solution how to check if os.pipe has any data for Linux, and for this you need

How to list pipes used by a process with a bash command

Is there a way to list pipes used by a running linux process (e.g. given its pid or process name) and to determine their used capacity? Something like: lspip

can we use poll function with unnamed pipes?

I am trying to write a program where i need to monitor ends of unnamed pipe for certain events. Can I use unnamed pipes with poll function? If yes, can you plea

java: how to both read and write to & from process through pipe (stdin/stdout)

(i'm new to java) I need to start a process and receive 2 or 3 handles: for STDIN, STDOUT, (and STDERR), so I can write input to the process and receive its out