大约有 40,000 项符合查询结果(耗时:0.0296秒) [XML]

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Cooler ASCII Spinners? [closed]

... even in random order http://www.fileformat.info/info/unicode/block/braille_patterns/images.htm share | improve this answer | follow | ...
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What's the recommended approach to resetting migration history using Django South?

...inted out by @thnee below. Since your answer has so many upvotes I'd really appreciate it if you could edit it and add at least a warning about this, or (even better) change it to reflect @hobs approach (which is just as convenient, but doesn't affect other apps) - thanks! – chris...
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Preserving order with LINQ

... Actually, I think Distinct preserves original (first found) order - so {1,2,1,3,1,3,4,1,5} would be {1,2,3,4,5} – Marc Gravell♦ Oct 15 '08 at 14:33 ...
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How efficient is locking an unlocked mutex? What is the cost of a mutex?

... access to the object happens often, then multiple locks would increase parallelism. At the cost of maintainability, since more locking means more debugging of the locking. How efficient is it to lock a mutex? I.e. how much assembler instructions are there likely and how much time do they take (...
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Environment variables for java installation

...r-unique-entries does not contain any other references to another Java installation folder. Note for Windows users on 64-bit systems: Progra~1 = 'Program Files' Progra~2 = 'Program Files(x86)' Notice that these environment variables are derived from the "root" environment variable JAVA_HOME...
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How to properly assert that an exception gets raised in pytest?

... pytest.raises(Exception) is what you need. Code import pytest def test_passes(): with pytest.raises(Exception) as e_info: x = 1 / 0 def test_passes_without_info(): with pytest.raises(Exception): x = 1 / 0 def test_fails(): with pytest.raises(Exception) as e_info: ...
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How to get the list of all printers in computer

I need to get the list of all printers that connect to computer? 6 Answers 6 ...
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How to filter a dictionary according to an arbitrary condition function?

... And here is a good explanation why the function call dict() is slower than the constructor/literal syntax {} doughellmann.com/2012/11/… – dorvak Jul 10 '13 at 9:37 ...
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How do I check if a string is unicode or ascii?

... In Python 3, all strings are sequences of Unicode characters. There is a bytes type that holds raw bytes. In Python 2, a string may be of type str or of type unicode. You can tell which using code something like this: def whatisthis(s):...
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What is the difference between HTTP_HOST and SERVER_NAME in PHP?

...T is obtained from the HTTP request header and this is what the client actually used as "target host" of the request. The SERVER_NAME is defined in server config. Which one to use depends on what you need it for. You should now however realize that the one is a client-controlled value which may thus...