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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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Why does Double.NaN==Double.NaN return false?
...ality predicates are non-signaling so x = x returning false can be used to test if x is a quiet NaN.
Java treats all NaN as quiet NaN.
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Error java.lang.OutOfMemoryError: GC overhead limit exceeded
I get this error message as I execute my JUnit tests:
20 Answers
20
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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...
What causes imported Maven project in Eclipse to use Java 1.5 instead of Java 1.6 by default and how
...mporting the project if you Update Project Configuration as I wrote. I did test this 3 times and it just works on my machine.
– Pascal Thivent
Aug 21 '10 at 22:43
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How do I get started with Node.js [closed]
...n for your text editor that will automatically run it on your code.
Unit Testing:
Mocha is a popular test framework.
Vows is a fantastic take on asynchronous testing, albeit somewhat stale.
Expresso is a more traditional unit testing framework.
node-unit is another relatively traditional unit te...
varbinary to string on SQL Server
...20697320612074657374
select cast(@b as varchar(max)) /*Returns "This is a test"*/
This is the equivalent of using CONVERT with a style parameter of 0.
CONVERT(varchar(max), @b, 0)
Other style parameters are available with CONVERT for different requirements as noted in other answers.
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Error: “dictionary update sequence element #0 has length 1; 2 is required” on Django 1.4
... pass a keyword argument name to url() function.
Code with error
url(r"^testing/$", views.testing, "testing")
Code without error
url(r"^testing/$", views.testing, name="testing")
So finally I removed the above error in this way. It might be something different in your case. So check your url...
Detect if a jQuery UI dialog box is open
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How would you do this test for any and all dialogs? Say you have ten different dialogs with separate inits and options and you want to test if ANY of them are open, not a specific selector?
– Kirk Ross
Nov 12...
Difference between Inheritance and Composition
...r example :
class X implements R
{}
class Y implements R
{}
public class Test{
R r;
}
In Test class using r reference I can invoke methods of X class as well as Y class. This flexibility was never there in inheritance
3) Another great advantage : Unit testing
public class X {
p...