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How to redirect output of an already running process [duplicate]
...0:00 cat
Now check the file handles it has open:
$ ls -l /proc/6760/fd
total 3
lrwx—— 1 rjc rjc 64 Feb 27 15:32 0 -> /dev/pts/5
l-wx—— 1 rjc rjc 64 Feb 27 15:32 1 -> /tmp/foo1
lrwx—— 1 rjc rjc 64 Feb 27 15:32 2 -> /dev/pts/5
Now run GDB:
$ gdb -p 6760 /bin/cat
GNU ...
Python: How to create a unique file name?
...ams to operate on the file, use tempfile.mkstemp() to create files, and os.fdopen() to access the file descriptors that mkstemp() gives you.
Incidentally, you say you're running commands from a Python program? You should almost certainly be using the subprocess module.
So you can quite merrily wri...
Uppercase Booleans vs. Lowercase in PHP
...
tree 05b23b2f97cf59422ff71cc6a093e174dbdecbd3
parent a623645b6fd66c14f401bb2c9e4a302d767800fd
Commits d51599dfcd3282049c7a91809bb83f665af23b69 (and 6f76b17079a709415195a7c27607cd52d039d7c3)
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How to generate keyboard events in Python?
... : 0x28,
';' : 0x29,
'\\' : 0x2A,
',' : 0x2B,
'/' : 0x2C,
'n' : 0x2D,
'm' : 0x2E,
'.' : 0x2F,
'`' : 0x32,
'k.' : 0x4...
How to fix Error: listen EADDRINUSE while using nodejs?
...of -i tcp:8888
This will return something like:
COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAME
node 57385 You 11u IPv6 0xac745b2749fd2be3 0t0 TCP *:ddi-tcp-1 (LISTEN)
Then just do (ps - actually do not. Please keep reading below):
kill -9 57385
You can ...
What is the maximum length of a URL in different browsers?
...TNaoOZJeW9mSWoxb7zkCnI8Xui4GFj6GYknuioF9wMrs/F7I0xSUW7IZUqXWGeJrWayvNWZLVmk2aXNK2/GNxjDDcjixbMb7xP1O0g1qWWJqTVMi7KoT5EyxLCqcJJucTA4t6mwEO//QDcHuifcbDeTl5PkozpdCYGDCdOyIJHyVjbcbSwbdcdE8uOUaVfv0VpjSFGtrgUNUS2G0qYQwYoQQpIswIINwN8N4iV9FxoAxug34cGfQcStHLFpSVlytz9IzhMKypwWWJlPJQBUfKbLU8YHa5Yi5tckZb4j6R1pm...
How to redirect Valgrind's output to a file?
...
You can also set the options --log-fd if you just want to read your logs with a less.
For example :
valgrind --log-fd=1 ls | less
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How to split csv whose columns may contain ,
...011 22:21,http://stackoverflow.com,\"Corvallis, OR\",7679,351,81,b437f461b3fd27387c5d8ab47a293d35,34";
TextFieldParser parser = new TextFieldParser(new StringReader(csv));
// You can also read from a file
// TextFieldParser parser = new TextFieldParser("mycsvfile.csv");
parser.HasFieldsEnclosedIn...
How to read from a file or STDIN in Bash?
...it works. Another question is why you add a quote for it? "${1:-/proc/${$}/fd/0}"
– Dagang
Aug 13 '11 at 8:02
15
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Python concatenate text files
... to fit into memory:
import shutil
with open('output_file.txt','wb') as wfd:
for f in ['seg1.txt','seg2.txt','seg3.txt']:
with open(f,'rb') as fd:
shutil.copyfileobj(fd, wfd)
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