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Share cookie between subdomain and domain
...omain.com to share cookies.
See also:
www vs no-www and cookies
cookies test script to try it out
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MYSQL OR vs IN performance
... OR.
Do not believe people who give their "opinion", science is all about testing and evidence.
I ran a loop of 1000x the equivalent queries (for consistency, I used sql_no_cache):
IN: 2.34969592094s
OR: 5.83781504631s
Update:
(I don't have the source code for the original test, as it was 6 yea...
Performance difference between IIf() and If
...de effects.
Code illustration:
Module Module1
Sub Main()
Dim test As Boolean = False
Dim result As String = IIf(test, Foo(), Bar())
End Sub
Public Function Foo() As String
Console.WriteLine("Foo!")
Return "Foo"
End Function
Public Function Bar(...
Awk学习笔记 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...是由模式和操作组成的：
pattern {action} 如$ awk '/root/' test，或$ awk '$3 < 100' test。
两者是可选的，如果没有模式，则action应用到全部记录，如果没有action，则输出匹配全部记录。默认情况下，每一个输入行都是一条记录...
When is a Java method name too long? [closed]
...ot be too long. I do want to add one exception though:
The names of JUnit test methods, however, can be long and should resemble sentences.
Why?
Because they are not called in other code.
Because they are used as test names.
Because they then can be written as sentences describing requirements. ...
How do I get the function name inside a function in PHP?
...way is to use the __FUNCTION__ predefined magic constant.
Example:
class Test {
function MethodA(){
echo __FUNCTION__;
}
}
Result: MethodA.
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Generic Repository With EF 4.1 what is the point
...using repository are usually:
Hide EF from upper layer
Make code better testable
The first reason is some kind of architectonic purity and great idea that if you make your upper layers independent on EF you can later on switch to other persistence framework. How many times did you see such thin...
MySQL: selecting rows where a column is null
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To search for column values that are NULL, you cannot use an expr = NULL test. The following statement returns no rows, because expr = NULL is never true for any expression
Solution
SELECT pid FROM planets WHERE userid IS NULL;
To test for NULL, use the IS NULL and IS NOT NULL operators.
opera...
Generate an integer that is not among four billion given ones
...I used it in my own answer) but it's not obvious to everybody. It's a good test to see if you can spot obvious solutions or if you're going to over-complicate everything you touch.
– Mark Ransom
Aug 23 '11 at 17:00
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ASP.NET: Session.SessionID changes between requests
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In my case, i was testing on localhost and the "requireSSL" in web.config was set as "true". Thanks.
– William Pereira
Dec 26 '16 at 13:27
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