大约有 30,000 项符合查询结果(耗时:0.0531秒) [XML]

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What is the best method of handling currency/money?

...may also want to include a validation in your items like def validate errors.add(:price, "should be at least 0.01") if price.nil? || price < 0.01 end to sanity-check your values. share | ...
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How can I SELECT rows with MAX(Column value), DISTINCT by another column in SQL?

... sorry dude, #1064 - You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '( ) OVER ( PARTITION BY krd ORDER BY daytime DESC ) N FROM @rapsa ) M WHERE N = ' at line 1 ...
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How do I drop a function if it already exists?

...issue the DROP FUNCTION <name> statement and not worry about any SQL error that might come back. I consider that standard procedure in the DBA realm. share | improve this answer | ...
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github: No supported authentication methods available

... If you're using Pageant and are getting the error described in the question after rebooting your PC (or otherwise closing and reopening Pageant): The error can be caused by Pageant not having your GitHub SSH key actively loaded. By default, Pageant does NOT automatic...
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How to do a https request with bad certificate?

...ppen to know a site where I can test this? golang org now doesn't throw an error anymore. – topskip Nov 8 '17 at 7:57 3 ...
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Selecting only numeric columns from a data frame

... When there is no numeric column, the following error arise undefined columns selected. How do you avoid it ? – Yohan Obadia Aug 13 '16 at 14:15 ...
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Export a graph to .eps file with R

... Thanks. I am tryin' to use it, but there is an error : graph margins too large... – the_drug Mar 1 '11 at 9:42 6 ...
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Auto Generate Database Diagram MySQL [closed]

... It strikes me with amount of errors I am getting and installations I need to do to make it work on Linux. – Damir Olejar Dec 7 '16 at 17:45 ...
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How to redirect to Index from another controller?

... how to redirect to a view without a controller? such as Shared/Error – Dylan Czenski May 20 '16 at 15:36 add a comment  |  ...
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What's the difference between faking, mocking, and stubbing?

...urns a canned response, or that responds to an API request with a specific error. This way you could write tests that make assertions about how the system reacts to these states; for example, testing the response your users get if the API returns a 404 error. A stub is usually implemented to only r...