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How can I properly handle 404 in ASP.NET MVC?
...places with less code but i think this solution is more maintainable, more testable and fairly pragmatic.
Thanks for the feedback so far. I'd love to get more.
NOTE: This has been edited significantly from my original answer but the purpose/requirements are the same - this is why i have not adde...
Function return value in PowerShell
...the object immediately preceding it. Here is a real simple example.
class test_class {
[int]return_what() {
Write-Output "Hello, World!"
return 808979
}
}
$tc = New-Object -TypeName test_class
$tc.return_what()
If this was a function the expected output would be
Hello Wo...
How to force a Solution file (SLN) to be opened in Visual Studio 2013?
...2013 does not invoke the upgrade logic (apparently).
As a further note, I tested with another solution, and after making changes through Configuration Manager (which obviously "touches" the .sln file) it did upgrade a VS2012 to VS2013, even after having opened it through right-click open with.
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How to find out if a file exists in C# / .NET?
I would like to test a string containing a path to a file for existence of that file (something like the -e test in Perl or the os.path.exists() in Python) in C#.
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In Java, how do I call a base class's method from the overriding method in a derived class?
...
class test
{
void message()
{
System.out.println("super class");
}
}
class demo extends test
{
int z;
demo(int y)
{
super.message();
z=y;
System.out.println("re:"+z);
}
}...
Global variables in R
... set a global variable in a mailinglist posting via assign:
a <- "old"
test <- function () {
assign("a", "new", envir = .GlobalEnv)
}
test()
a # display the new value
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How do I set a JLabel's background color?
...set the background of a JLabel to a different color. I can see the word "Test" and it's blue, but the background doesn't change at all. How can I get it to show?
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bash string equality [duplicate]
... bash , what's the difference, if any, between the equal and double equal test operators?
1 Answer
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How to remove not null constraint in sql server using query
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Remove constraint not null to null
ALTER TABLE 'test' CHANGE COLUMN 'testColumn' 'testColumn' datatype NULL;
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Is there a MessageBox equivalent in WPF?
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In WPF it seems this code,
System.Windows.Forms.MessageBox.Show("Test");
is replaced with:
System.Windows.MessageBox.Show("Test");
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