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Detect if value is number in MySQL
Is there a way to detect if a value is a number in a MySQL query? Such as
15 Answers
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“Unknown class in Interface Builder file” error at runtime
Even though Interface Builder is aware of a MyClass , I get an error when starting the application.
46 Answers
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Advantages to Using Private Static Methods
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From the FxCop rule page on this:
After you mark the methods as static, the compiler will emit non-virtual call sites to these members. Emitting non-virtual call sites will prevent a check at runtime for each call that ensures that the current object ...
Static method in a generic class?
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answered Jun 1 '09 at 21:43
newacctnewacct
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how to use ng-option to set default value of select element
.../api/ng.directive:select .
I can't figure how to set the default value. This is confusing:
12 Answers
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What are the differences between BDD frameworks for Java? [closed]
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I've just finished comparing three BDD frameworks for Java. Obviously my findings have a fairly short use-by date.
Concordion
Very flexible
Very pretty report output
Nice plugin framework
Poorly documented. I had to read the source to ...
How can a Metro app in Windows 8 communicate with a backend desktop app on the same machine?
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I'm porting my existing project to Win8 right now. It consists of windows service and tray application which are talking to each other via NamedPipes WCF. As you may already know Metro doesn't support named pipes. I ended up using TcpBinding ...
How to map atan2() to degrees 0-360
atan2(y, x) has that discontinuity at 180° where it switches to -180°..0° going clockwise.
15 Answers
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How to convert String to long in Java?
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edited Jan 16 '18 at 15:33
Valentin Michalak
1,649...
How to pass a class type as a function parameter
..., classes have specific types and even have an inheritance hierarchy (that is, if class B inherits from A, then B.Type also inherits from A.Type):
class A {}
class B: A {}
class C {}
// B inherits from A
let object: A = B()
// B.Type also inherits from A.Type
let type: A.Type = B.self
// Error: ...