大约有 19,000 项符合查询结果(耗时:0.0364秒) [XML]

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How to get the last day of the month?

...ll: >>> from calendar import monthrange >>> monthrange(2012, 2) (2, 29) My previous answer still works, but is clearly suboptimal. share | improve this answer | ...
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How do I download a binary file over HTTP?

... The simplest way is the platform-specific solution: #!/usr/bin/env ruby `wget http://somedomain.net/flv/sample/sample.flv` Probably you are searching for: require 'net/http' # Must be somedomain.net instead of somedomain.net/, otherwise, it will th...
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Erratic hole type resolution

...s because the values are determined at run time. It can bring about a transformation of values depending on what are entered at run time hence it assumes that the hole is already updated. share | im...
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How can I calculate the difference between two dates?

How can I calculate the days between 1 Jan 2010 and (for example) 3 Feb 2010? 9 Answers ...
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How to properly create composite primary keys - MYSQL

...rement surrogate primary keys as the ID. info is a table that contains information about both table_1 and table_2 . 8 ...
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How to get week number in Python?

...e calendar week: >>> import datetime >>> datetime.date(2010, 6, 16).isocalendar()[1] 24 datetime.date.isocalendar() is an instance-method returning a tuple containing year, weeknumber and weekday in respective order for the given date instance. ...
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Node.js check if path is file or directory

...synchronous version is usually preferable if you care about general app performance. – AlexMA Mar 14 '14 at 20:10 ...
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How can I disable a button in a jQuery dialog from a function?

I have a jQuery dialog that requires the user to enter certain information. In this form, I have a "continue" button. I would like this "continue" button to only be enabled once all the fields have content in them, else it will remain disabled. ...
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Maximum and Minimum values for ints

...plain int type is unbounded. However, you might actually be looking for information about the current interpreter's word size, which will be the same as the machine's word size in most cases. That information is still available in Python 3 as sys.maxsize, which is the maximum value representable by...
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“No backupset selected to be restored” SQL Server 2012

...ut I was trying to restore to the wrong version of SQL. If you want more information on what's going on, try restoring the database using the following SQL: RESTORE DATABASE <YourDatabase> FROM DISK='<the path to your backup file>\<YourDatabase>.bak' That should give you the er...