大约有 44,000 项符合查询结果（耗时：0.0562秒） [XML]
Boolean vs tinyint(1) for boolean values in MySQL
What column type is best to use in a MySQL database for boolean values? I use boolean but my colleague uses tinyint(1) .
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Is there a standard for storing normalized phone numbers in a database?
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First, beyond the country code, there is no real standard. About the best you can do is recognize, by the country code, which nation a particular phone number belongs to and deal with the rest of the number according to that nation's format.
Generally, however, phone equipment and such is sta...
What is difference between width, innerWidth and outerWidth, height, innerHeight and outerHeight in
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best answer ever
– Benjamin
Jul 11 '19 at 7:39
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What Java ORM do you prefer, and why? [closed]
...ction of SQL.
The relational data model is a good thing. It has proven the best data model for the last 40 years. There is no need for XML databases or truly object oriented data models. Instead, your company runs several instances of Oracle, MySQL, MSSQL, DB2 or any other RDBMS.
SQL has a structure...
When to create a new app (with startapp) in Django?
... need similar functionality on other sites?
If any of them is "Yes"? Then best to break it into a
separate application.
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Most efficient conversion of ResultSet to JSON?
...am or a writer.
2: As Jackson Documentation says:
Streaming API is best performing (lowest overhead, fastest read/write;
other 2 methods build on it)
3: I see you in your code use getInt, getBoolean. getFloat... of ResultSet without wasNull. I expect this can yield problems.
4: I used ...
Factory Pattern. When to use factory methods?
...eficial (e.g. testability) but I find this specific use case to illustrate best how Factory classes can be useful.
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Learning Ruby on Rails
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Softies on Rails - Ruby on Rails for .NET Developers
Rails Podcast
Rails Best Practices
I've burned through the backlog of Rails and Rails Envy podcasts in the past month and they have provided wonderful insight into lots of topics, even regarding software development in general.
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Where do the Python unit tests go?
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The best way-- I've found-- to run unit tests is to install your library/program then run unit tests with nose. I would recommend virtualenv and virtualenvwrapper to make this a lot easier.
– Cristian
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Is there a good reason to use upper case for SQL keywords? [closed]
...e are some of the reasons, specific to SQL, that the reader of SQL code is best served by standardising on upper case for keywords, and only using not-upper (i.e. lower, or mixed) case for identifiers.
Highlighting can sometimes help. But only if the highlighter knows you've got SQL; and we very of...