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How to count the number of files in a directory using Python
...s.listdir() will be slightly more efficient than using glob.glob. To test if a filename is an ordinary file (and not a directory or other entity), use os.path.isfile():
import os, os.path
# simple version for working with CWD
print len([name for name in os.listdir('.') if os.path.isfile(name)])
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How to use SSH to run a local shell script on a remote machine?
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If Machine A is a Windows box, you can use Plink (part of PuTTY) with the -m parameter, and it will execute the local script on the remote server.
plink root@MachineB -m local_script.sh
If Machine A is a Unix-based system,...
NSIS学习笔记（持续更新） - C/C++ - 清泛网 - 专注C/C++及内核技术
...en(szComponent);
// make a little change to input parameter
// below shift a unit character.
for (int i = 0; i < len; ++i)
szComponent[i] += 1;
// push back on the stack
pushstring(szComponent);
}
/*
nsMessageBoxPlugin::myFunction "abcdefg[来自NSIS的中文测试]"
Pop $0
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Post JSON using Python Requests
...thon.org/pypi/requests), the "json" parameter is supported. No need to specify "Content-Type". So the shorter version:
requests.post('http://httpbin.org/post', json={'test': 'cheers'})
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How to get folder path for ClickOnce application
...e folder location, you can just run the app, open the task manager (CTRL-SHIFT-ESC), select the app and right-click|Open file location.
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Why am I getting a “401 Unauthorized” error in Maven?
...act to a Nexus Sonatype repository. You will get a 401 Unauthorized error if you supply the wrong credentials (password etc). You also get an error (and off the top of my head is also a 401) if you try to publish something to a releases repository and that version already exists in the repository....
Why compile Python code?
...uiring compilation, the .pyc file is almost invariably smaller. Especially if you comment a lot. One of mine is 28419 as .py, but only 17879 as .pyc -- so load time is better as well. Finally, you can precompile top level scripts this way: python -m compileall myscript.py
– fyn...
How can I filter a Django query with a list of values?
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will it raise error if we pass empty list or return no record ?
– Rakmo
Apr 12 '18 at 18:10
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Grunt watch error - Waiting…Fatal error: watch ENOSPC
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it didn't help, i tried with sudo and now it's working for me.
– asedsami
Jan 19 '16 at 1:19
6
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XPath with multiple conditions
What XPath can I use to select any category with a name attribute specified and any child node author with the value specified.
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