大约有 5,400 项符合查询结果(耗时:0.0195秒) [XML]

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How to install MySQLdb (Python data access library to MySQL) on Mac OS X?

...ragraph applied to Snow Leopard, but not to Lion, which appears to require 64-bit MySQL First off, the author (still?) of MySQLdb says here that one of the most pernicious problems is that OS X comes installed with a 32 bit version of Python, but most average joes (myself included) probably jump to...
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How to make good reproducible pandas examples

... cs95 231k6060 gold badges390390 silver badges456456 bronze badges answered Jul 19 '16 at 18:35 piRSquaredpiRSquared 220k3232 ...
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C++ preprocessor __VA_ARGS__ number of arguments

... HolyBlackCat 37k55 gold badges6464 silver badges101101 bronze badges answered Jan 23 '10 at 19:22 Kornel KisielewiczKornel Kisielew...
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Apply pandas function to column to create multiple new columns?

... 1 1 1 2 2 2 4 8 16 32 64 3 3 3 9 27 81 243 729 4 4 4 16 64 256 1024 4096 5 5 5 25 125 625 3125 15625 6 6 6 36 216 ...
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How do I find the MySQL my.cnf location

...trace mysql ";" 2>&1 | grep cnf on my machine this outputs: stat64("/etc/my.cnf", 0xbf9faafc) = -1 ENOENT (No such file or directory) stat64("/etc/mysql/my.cnf", {st_mode=S_IFREG|0644, st_size=4271, ...}) = 0 open("/etc/mysql/my.cnf", O_RDONLY|O_LARGEFILE) = 3 read(3, "# /etc/mysql/...
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np.mean() vs np.average() in Python NumPy?

... axes 0 and 1, I get wildly incorrect results unless I specify dtype='float64': >T.shape (4096, 4096, 720) >T.dtype dtype('<f4') m1 = np.average(T, axis=(0,1)) # garbage m2 = np.mean(T, axis=(0,1)) # the same garbage m3 = np.mean(T, axis=(0,1), dtype='fl...
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What approaches are available to dummy design-time data in WPF?

...ng nothing wrong. The issue was that my application needs to be built for x64. As the Visual Studio is still in 2018 a 32-bit process and apparently cannot spin a 64-bit host process for the designer part it cannot use my x64 classes. The really bad thing is that there are no errors to be found in a...
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How can I clone an SQL Server database on the same server in SQL Server 2008 Express?

...with Advanced Services Version 2012 Click download button and check ENU\x64\SQLManagementStudio_x64_ENU.exe Version 2014 Click download button and check MgmtStudio 64BIT\SQLManagementStudio_x64_ENU.exe Open Microsoft SQL Management Studio. Backup original database to .BAK file (db -> Task -&...
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Makefile经典教程(入门必备) - C/C++ - 清泛网 - 专注IT技能提升

...因为我基本上都是在Unix下使用make,以前在SCO Unix和IBM的AIX,现在在Linux、Solaris、HP-UX、AIX和Alpha下使用,Linux和Solaris下更多一点。不过,我可以肯定的是,在Unix下的make,无论是哪种平台,几乎都使用了Richard Stallman开发的make和cc/...
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Makefile经典教程(入门必备) - C/C++ - 清泛网 - 专注IT技能提升

...因为我基本上都是在Unix下使用make,以前在SCO Unix和IBM的AIX,现在在Linux、Solaris、HP-UX、AIX和Alpha下使用,Linux和Solaris下更多一点。不过,我可以肯定的是,在Unix下的make,无论是哪种平台,几乎都使用了Richard Stallman开发的make和cc/...