大约有 9,000 项符合查询结果(耗时:0.0219秒) [XML]

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Reset Entity-Framework Migrations

I've mucked up my migrations, I used IgnoreChanges on the initial migration, but now I want to delete all my migrations and start with an initial migration with all of the logic. ...
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How to select all instances of a variable and edit variable name in Sublime

If I select a variable (not just any string) in my code, all other instances of that variable get a stroke (white outline) around them: ...
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SQL query to get all values a enum can have

Postgresql got enum support some time ago. 4 Answers 4 ...
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What is the string length of a GUID?

I want to create a varchar column in SQL that should contain N'guid' while guid is a generated GUID by .NET ( Guid.NewGuid ) - class System.Guid. ...
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How to debug PDO database queries?

Before moving to PDO, I created SQL queries in PHP by concatenating strings. If I got database syntax error, I could just echo the final SQL query string, try it myself on the database, and tweak it until I fixed the error, then put that back into the code. ...
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What is the preferred syntax for defining enums in JavaScript?

What is the preferred syntax for defining enums in JavaScript? Something like: 48 Answers ...
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How to calculate “time ago” in Java?

In Ruby on Rails, there is a feature that allows you to take any Date and print out how "long ago" it was. 30 Answers ...
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Is object empty? [duplicate]

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In PHP with PDO, how to check the final SQL parametrized query? [duplicate]

In PHP, when accessing MySQL database with PDO with parametrized query, how can you check the final query (after having replaced all tokens)? ...
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Does the 'mutable' keyword have any purpose other than allowing the variable to be modified by a con

A while ago I came across some code that marked a member variable of a class with the mutable keyword. As far as I can see it simply allows you to modify a variable in a const method: ...