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JavaScript - cannot set property of undefined
...
data: c
};
};
If you're in an environment that supports ES2015 features, you can use computed property names:
d = {
[a]: {
greetings: b,
data: c
}
};
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How to check visibility of software keyboard in Android?
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42 Answers
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Using bitwise OR 0 to floor a number
...wise operations except unsigned right shift, >>>, work on signed 32-bit integers. So using bitwise operations will convert a float to an integer.
Does it have any advantages over doing Math.floor? Maybe it's a bit
faster? (pun not intended)
http://jsperf.com/or-vs-floor/2 seems slig...
What does appending “?v=1” to CSS and Javascript URLs in link and script tags do?
...r example:
<link ... href="http://sstatic.net/stackoverflow/all.css?v=c298c7f8233d">
I think instead of a revision number the SO team went with a file hash, which is an even better approach, even with a new release, the browsers only forced to grab a new version when the file actually chang...
How can I return NULL from a generic method in C#?
... T : enum :(
– Justin
Aug 30 '11 at 2:01
1
In .NET an enum is a very thin (and rather leaky) wrap...
Why “decimal” is not a valid attribute parameter type?
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edited May 23 '17 at 11:54
Community♦
111 silver badge
answered Jul 7 '10 at 8:01
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What are the effects of exceptions on performance in Java?
... }
// Could in theory throw one, but never will
public void method2(int i) throws Exception {
value = ((value + i) / i) << 1;
// Will never be true
if ((i & 0xFFFFFFF) == 1000000000) {
throw new Exception();
}
}
// This one will...
What is the javascript MIME type for the type attribute of a script tag? [duplicate]
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edited Dec 1 '14 at 20:22
David Braun
4,19211 gold badge2929 silver badges4141 bronze badges
answe...
List all tables in postgresql information_schema
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290
You should be able to just run select * from information_schema.tables to get a listing of eve...