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Git for Windows: .bashrc or equivalent configuration files for Git Bash shell
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12 Answers
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What does it mean by select 1 from table?
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SELECT * FROM TABLE1 T1 WHERE EXISTS (
SELECT 1 FROM TABLE2 T2 WHERE T1.ID= T2.ID
);
Basically, the above will return everything from table 1 which has a corresponding ID from table 2. (This is a contrived example, obviously, but I believe it conveys the idea. Personally, I would...
AngularJS ng-repeat handle empty list case
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edited May 23 '17 at 12:10
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answered Sep 9 '12 at 17:19
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How do I convert a float number to a whole number in JavaScript?
...t; 0 // -5 -5 -5
value >>> 0 // 4294967291 4294967291 4294967291
value - value % 1 // -5 -5 -5
Positive - Larger numbers
// x = Number.MAX_SAFE_INTEGER/10 // =900719925474099.1
// value=x x=900719925474099 x=90071992...
How to convert CharSequence to String?
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342
By invoking its toString() method.
Returns a string containing the characters in this sequen...
Android disable screen timeout while app is running
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Which, if any, C++ compilers do tail-recursion optimization?
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int foo(int n, int acc) {
return (n == 0) ? acc : bar(n - 1, acc + 2);
}
int bar(int n, int acc) {
return (n == 0) ? acc : foo(n - 1, acc + 1);
}
Letting the compiler do the optimisation is straightforward: Just switch on optimisation for speed:
For MSVC, use /O2 or /Ox.
For GCC, Cl...
Converting a string to int in Groovy
...ng is taken from org.codehaus.groovy.runtime.StringGroovyMethods in Groovy 2.4.4
/**
* Parse a CharSequence into an Integer
*
* @param self a CharSequence
* @return an Integer
* @since 1.8.2
*/
public static Integer toInteger(CharSequence self) {
return Integer.valueOf(self.toString().tri...