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A non-blocking read on a subprocess.PIPE in Python
I'm using the subprocess module to start a subprocess and connect to its output stream (standard output). I want to be able to execute non-blocking reads on its standard output. Is there a way to make .readline non-blocking or to check if there is data on the stream before I invoke .readline ? I'...
How to style the parent element when hovering a child element?
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Well, this question is asked many times before, and the short typical answer is: It cannot be done by pure CSS. It's in the name: Cascading Style Sheets only supports styling in cascading direction, not up.
But in most circumstances where this effect is wished, like in th...
Xcode Debugger: view value of variable
... answered Jan 19 '11 at 15:15
AndriyAndriy
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SQL Server Regular expressions in T-SQL
...ry written in T-SQL (no CLR, no extended SP , pure T-SQL) for SQL Server, and that should work with shared hosting?
6 Answ...
What is a faster alternative to Python's http.server (or SimpleHTTPServer)?
...is a great way of serve the contents of the current directory from the command line:
13 Answers
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Bash variable scope
...he while loop.
Now this child process has its own copy of the environment and can't pass any
variables back to its parent (as in any unix process).
Therefore you'll need to restructure so that you're not piping into the loop.
Alternatively you could run in a function, for example, and echo the val...
How to change Git log date formats
...g "--pretty". log.date config variable
sets a default value for log command’s --date option.
--date=relative shows dates relative to the current time, e.g. "2 hours ago".
--date=local shows timestamps in user’s local timezone.
--date=iso (or --date=iso8601) shows timestamps in ISO 8601 for...
Programmatically saving image to Django ImageField
Ok, I've tried about near everything and I cannot get this to work.
17 Answers
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How to create a backup of a single table in a postgres database?
...way to create a backup of a single table within a database using postgres? And how? Does this also work with the pg_dump command?
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Random float number generation
How do I generate random floats in C++?
14 Answers
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