大约有 5,881 项符合查询结果(耗时:0.0236秒) [XML]

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Pandas: drop a level from a multi-level column index?

...unction does not work. Work through several and learn that ‘a’ in your table is columns name and ‘b’, ‘c’ are index. Do like this will help df.columns.name = None df.reset_index() #make index become label share...
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DatabaseError: current transaction is aborted, commands ignored until end of transaction block?

...n doing syncdb - I think it's to do with the order django goes through the tables. – Stuart Axon May 9 '12 at 15:41  |  show 3 more comments ...
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Import SQL file into mysql

I have a database called nitm . I haven't created any tables there. But I have a SQL file which contains all the necessary data for the database. The file is nitm.sql which is in C:\ drive . This file has size of about 103 MB. I am using wamp server. ...
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How to determine total number of open/active connections in ms sql server 2005

...connections in your case i would do something like this DECLARE @temp TABLE(spid int , ecid int, status varchar(50), loginname varchar(50), hostname varchar(50), blk varchar(50), dbname varchar(50), cmd varchar(50), request_id int) INSERT INTO @temp...
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Explanation of the UML arrows

... belongs to an order and can't be moved, whereas the Menu Item can be adjustable - the user may can to change the position of Menu Item. It is the solution chosen. Why not? – Gangnus Feb 3 '14 at 13:17 ...
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How to test which port MySQL is running on and whether it can be connected to?

... ERROR 1146 (42S02): Table 'performance_schema.global_variables' doesn't exist – Maria Ines Parnisari Sep 5 '16 at 1:20 a...
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Two divs, one fixed width, the other, the rest

... 10px; border: 2px dashed #00f; } You can also do it with display: table, which is usually a better approach: How can I put an input element on the same line as its label? share | improve th...
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Obstructed folders in Subversion

...swered Mar 2 '12 at 16:09 Bobby TablesBobby Tables 81611 gold badge77 silver badges1717 bronze badges ...
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How to call methods dynamically based on their name? [duplicate]

...n to select the most appropriate method for the situation. The following table breaks down some of the more common techniques: +---------------+-----------------+-----------------+------------+------------+ | Method | Arbitrary Code? | Access Private? | Dangerous? | Fastest On | +--------...
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In Django, how do I check if a user is in a certain group?

... more than a small number of users, since it will load large subsets users table into memory each time it runs. – bhuber Oct 8 '13 at 16:17 1 ...