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Add a column with a default value to an existing table in SQL Server
...nt.
WITH VALUES --Add if Column is Nullable and you want the Default Value for Existing Records.
Notes:
Optional Constraint Name:
If you leave out CONSTRAINT D_SomeTable_SomeCol then SQL Server will autogenerate
a Default-Contraint with a funny Name like: DF__SomeTa__SomeC__4FB7FEF6
Option...
How to get RGB values from UIColor?
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Note: this only works for colors in the RGB space. For example, this will not work on [UIColor whiteColor] as that is not in RGB.
– Jason
Feb 15 '10 at 22:06
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What is the use of having destructor as private?
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Basically, any time you want some other class to be responsible for the life cycle of your class' objects, or you have reason to prevent the destruction of an object, you can make the destructor private.
For instance, if you're doing some sort of reference counting thing, you can have th...
Iterating over Java collections in Scala
...r that I get from the Sheet class. I would like to use the iterator in a for each style loop, so I have been trying to convert it to a native Scala collection but will no luck.
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How to determine CPU and memory consumption from inside a process?
I once had the task of determining the following performance parameters from inside a running application:
9 Answers
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What are “connecting characters” in Java identifiers?
I am reading for SCJP and I have a question regarding this line:
7 Answers
7
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How do I import CSV file into a MySQL table?
...t I'm trying to load into a MySQL table so that I can refactor into a sane format. I created a table called 'CSVImport' that has one field for every column of the CSV file. The CSV contains 99 columns , so this was a hard enough task in itself:
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STL中map容器使用自定义key类型报错详解 - C/C++ - 清泛网 - 专注C/C++及内核技术
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struct less
: public binary_function<_Ty, _Ty, bool>
{ // functor for operator<
bool operator()(const _Ty& _Left, const _Ty& _Right) const
{ // apply operator< to operands
return (_Left < _Right);
}
};
原因是less结构中对key对象进行了大小比较，但是...
What is the difference between char array and char pointer in C?
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Is something changed from 2012 to now. For a character array "s" prints entire array.. i.e., "hello"
– Bhanu Tez
May 9 '19 at 6:48
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How to Update Multiple Array Elements in mongodb
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if you have similar problem, vote for this issue - jira.mongodb.org/browse/SERVER-1243
– LiorH
Jan 12 '11 at 16:08
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