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A migration to add unique constraint to a combination of columns
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add_index :people, [:firstname, :lastname, :dob], :unique => true
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T-SQL get SELECTed value of stored procedure
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191
there are three ways you can use: the RETURN value, and OUTPUT parameter and a result set
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Retrieve the commit log for a specific line in a file?
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Determine function name from within that function (without using traceback)
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19 Answers
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LIKE vs CONTAINS on SQL Server
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180
The second (assuming you means CONTAINS, and actually put it in a valid query) should be faste...
How to determine CPU and memory consumption from inside a process?
...= now;
lastUserCPU = user;
lastSysCPU = sys;
return percent * 100;
}
Linux
On Linux the choice that seemed obvious at first was to use the POSIX APIs like getrusage() etc. I spent some time trying to get this to work, but never got meaningful values. When I finally checked the ker...
C#对象序列化与反序列化 - 更多技术 - 清泛网移动版 - 专注C/C++及内核技术
...结果是XML形式的，通过XmlSerializer 类来实现的。目录：
1. 对象序列化的介绍
(1) .NET支持对象序列化的几种方式
(2) 几种序列化的区别
(3) 使用特性对序列化的控制
2. 使用二进制序列化和反序列化
(1) 二进制序列化与反序列化...
Join a list of items with different types as string in Python
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551
Calling str(...) is the Pythonic way to convert something to a string.
You might want to consid...
How can I catch a “catchable fatal error” on PHP type hinting?
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