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How to add 'ON DELETE CASCADE' in ALTER TABLE statement
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Just tested in SqlServer, but possible you have to chance go with semi-colon as in postgres and SqlServer itself. But the remain core codes are sql standar. Test with semi-colons, I just changed it
– David Si...
PreparedStatement with list of parameters in a IN clause [duplicate]
....size(); i++ ) {
builder.append("?,");
}
String stmt = "select * from test where field in ("
+ builder.deleteCharAt( builder.length() -1 ).toString() + ")";
PreparedStatement pstmt = ...
And then happily set the params
int index = 1;
for( Object o : possibleValue ) {
pstm...
Carriage Return/Line Feed in .Net Resource File (App_GlobalResources)
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I used VB.NET Express Edition to test this.
In the resource editor (where you can specify the name of the resource and string content) put the string content separated by Shift+Enter.
Lets say you want to type in
hello
world
Type "hello" followed b...
How do I connect to this localhost from another computer on the same network?
I'm currently working on a project and I would like to test it out on two laptops at home where one laptop connects to the localhost on the other. I am using XAMPP. How do I do this?
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Android : Check whether the phone is dual SIM
....printStackTrace();
}
}
Also, I rewrote the code that iteratively tests for methods to recover this information so that it uses an array of method names instead of a sequence of try/catch. For instance, to determine if we have two active SIMs we could do:
private static String[] simStatusM...
.NET - Dictionary locking vs. ConcurrentDictionary
... how to use them the parallel extensions.
I've just spent the last week testing the ConcurrentDictionary using 32 threads to perform I/O. It seems to work as advertised, which would indicate a tremendous amount of testing has been put into it.
Edit: .NET 4 ConcurrentDictionary and patterns.
Mi...
Is String.Format as efficient as StringBuilder
...g that mistake and got the expected results: the String + operator was fastest, followed by StringBuilder, with String.Format bringing up the rear.
– Ben Collins
Jul 19 '13 at 21:28
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What are the benefits of Java's types erasure?
...l programming. We end up with remediations like automated and exploratory tests to make up for the problems we have with informal reasoning. This is not to say that testing is intrinsically a bad idea, but the quoted Twitter user is suggesting that there is a much better way.
So our goal is to hav...
How to open, read, and write from serial port in C?
...) | CS8; // 8-bit chars
// disable IGNBRK for mismatched speed tests; otherwise receive break
// as \000 chars
tty.c_iflag &= ~IGNBRK; // disable break processing
tty.c_lflag = 0; // no signaling chars, no echo,
...
NVIDIA vs AMD: GPGPU performance
...tly AMD is about to release the new ZEN processor in which their burn mark tests are showing that at default settings it is comparable to Intel's top i7 processors. Their new technology is supposed to improve the more it works as it recognizes patterns of instructions. So I think most of their time ...