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How to test if a double is an integer
Is it possible to do this?
15 Answers
15
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jQuery checkbox event handling
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$('#myform :checkbox').change(function() {
// this will contain a reference to the checkbox
if (this.checked) {
// the checkbox is now checked
} else {
// the checkbox is now no longer checked
}
});
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Database sharding vs partitioning
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Partitioning is more a generic term for dividing data across tables or databases. Sharding is one specific type of partitioning, part of what is called horizontal partitioning.
Here you replicate the schema across (typically) multiple in...
What does [object Object] mean?
I am trying to alert a returned value from a function and I get this in the alert:
9 Answers
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What is the right way to check for a null string in Objective-C?
I was using this in my iPhone app
20 Answers
20
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Why is Multiple Inheritance not allowed in Java or C#?
I know that multiple inheritance is not allowed in Java and C#. Many books just say, multiple inheritance is not allowed. But it can be implemented by using interfaces. Nothing is discussed about why it is not allowed. Can anybody tell me precisely why it is not allowed?
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How to tell if a file is git tracked (by shell exit code)?
Is there a way to tell if a file is being tracked by running some git command and checking its exit code?
8 Answers
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Function overloading by return type?
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Contrary to what others are saying, overloading by return type is possible and is done by some modern languages. The usual objection is that in code like
int func();
string func();
int main() { func(); }
you can't tell which func() is being called. This can be resolved in a few ways...
When to use generic methods and when to use wild-card?
...ethods from OracleDocGenericMethod . I am pretty confused about the comparison when it says when to use wild-card and when to use generic methods.
Quoting from the document.
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How to calculate a Mod b in Casio fx-991ES calculator
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This calculator does not have any modulo function. However there is quite simple way how to compute modulo using display mode ab/c (instead of traditional d/c).
How to switch display mode to ab/c:
Go to settings (Shift + Mod...