大约有 48,000 项符合查询结果(耗时:0.0639秒) [XML]

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What's the equivalent of Java's Thread.sleep() in JavaScript? [duplicate]

...e of other SO questions that deal with threads in JavaScript: JavaScript and Threads Why doesn't JavaScript support multithreading? And this question may also be helpful: setTimeout - how to avoid using string for callback? ...
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How to delete/create databases in Neo4j?

...raph database Neo4j like in MySQL? Or, at least, how to delete all nodes and relationships of an existing graph to get a clean setup for tests, e.g., using shell commands similar to rmrel or rm ? ...
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Effects of the extern keyword on C functions

... We have two files, foo.c and bar.c. Here is foo.c #include <stdio.h> volatile unsigned int stop_now = 0; extern void bar_function(void); int main(void) { while (1) { bar_function(); stop_now = 1; } return 0; } Now, here is...
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Meaning of @classmethod and @staticmethod for beginner? [duplicate]

Could someone explain to me the meaning of @classmethod and @staticmethod in python? I need to know the difference and the meaning. ...
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python pandas: Remove duplicates by columns A, keeping the row with the highest value in column B

... Small note: The cols and take_last parameters are depreciated and have been replaced by the subset and keep parameters. pandas.pydata.org/pandas-docs/version/0.17.1/generated/… – Jezzamon Dec 4 '15 at 4:22...
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python generator “send” function purpose?

... function associated with Python generator function exists? I fully understand the yield function. However, the send function is confusing to me. The documentation on this method is convoluted: ...
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Why would a JavaScript variable start with a dollar sign? [duplicate]

... dom object itself I find this to be very helpful in writing jQuery code and makes it easy to see jQuery objects which have a different set of properties. share | improve this answer | ...
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Get the previous month's first and last day dates in c#

...k of an easy one or two liner that would get the previous months first day and last day. 10 Answers ...
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How can I unstage my files again after making a local commit?

I have executed the following command 7 Answers 7 ...
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MySQL Query - Records between Today and Last 30 Days

...') FROM mytable WHERE create_date BETWEEN CURDATE() - INTERVAL 30 DAY AND CURDATE() Also note that CURDATE() returns only the DATE portion of the date, so if you store create_date as a DATETIME with the time portion filled, this query will not select the today's records. In this case, you'll...