大约有 4,525 项符合查询结果(耗时:0.0308秒) [XML]

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Make sure only a single instance of a program is running

... The following code should do the job, it is cross-platform and runs on Python 2.4-3.2. I tested it on Windows, OS X and Linux. from tendo import singleton me = singleton.SingleInstance() # will sys.exit(-1) if other instance is running The latest code version is avail...
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Excluding directories in os.walk

I'm writing a script that descends into a directory tree (using os.walk()) and then visits each file matching a certain file extension. However, since some of the directory trees that my tool will be used on also contain sub directories that in turn contain a LOT of useless (for the purpose of thi...
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What's Go's equivalent of argv[0]?

... import "os" os.Args[0] // name of the command that it is running as os.Args[1] // first command line parameter, ... Arguments are exposed in the os package http://golang.org/pkg/os/#Variables If you're going to do argument handlin...
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Automatically remove Subversion unversioned files

...ve-unversioned Before that, I use this python script to do that: import os import re def removeall(path): if not os.path.isdir(path): os.remove(path) return files=os.listdir(path) for x in files: fullpath=os.path.join(path, x) if os.path.isfile(fullpat...
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Why does GCC generate 15-20% faster code if I optimize for size instead of speed?

...he tendency to generate noticeably faster code if I optimize for size ( -Os ) instead of speed ( -O2 or -O3 ), and I have been wondering ever since why. ...
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Installing PG gem on OS X - failure to build native extension

...any others have had problems installing the pg gem. None of the solutions posed for others have worked for me. 15 Answers ...
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How do I check OS with a preprocessor directive?

... The Predefined Macros for OS site has a very complete list of checks. Here are a few of them, with links to where they're found: Windows _WIN32   Both 32 bit and 64 bit _WIN64   64 bit only Unix (Linux, *BSD, Mac OS X) See this relate...
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Correct approach to global logging in Golang

... Create a single log.Logger and pass it around? That is possible. A log.Logger can be used concurrently from multiple goroutines. Pass around a pointer to that log.Logger? log.New returns a *Logger which is usually an indication that you should pass the object around as...
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Find full path of the Python interpreter?

...will return the correct full binary path via sys.executable. Perhaps your OS or Python version behaves slightly differently. – kevinarpe May 22 '15 at 12:56 28 ...
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Do on-demand Mac OS X cloud services exist, comparable to Amazon's EC2 on-demand instances? [closed]

Amazon's EC2 service offers a variety of Linux and Windows OS choices, but I haven't found a service offering a similar "rent by the hour" service for a remote Mac OS X virtual machine. Does such a service exist? (iCloud looks to be just a data storage service, rather than a service allowing remot...