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Determine if a function exists in bash
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13 Answers
13
Active
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Algorithm to find Largest prime factor of a number
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134
Actually there are several more efficient ways to find factors of big numbers (for smaller one...
Unpacking, extended unpacking and nested extended unpacking
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115
My apologies for the length of this post, but I decided to opt for completeness.
Once you kno...
Ternary operator in AngularJS templates
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Update: Angular 1.1.5 added a ternary operator, so now we can simply write
<li ng-class="$first ? 'firstRow' : 'nonFirstRow'">
If you are using an earlier version of Angular, your two choices are:
(condition && result_if...
Why does Python print unicode characters when the default encoding is ASCII?
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104
Thanks to bits and pieces from various replies, I think we can stitch up an explanation.
By ...
java.lang.UnsupportedClassVersionError: Bad version number in .class file?
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10 Answers
10
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What's the (hidden) cost of Scala's lazy val?
...$0;
private String msg;
public String msg() {
if ((bitmap$0 & 1) == 0) {
synchronized (this) {
if ((bitmap$0 & 1) == 0) {
synchronized (this) {
msg = "Lazy";
}
}
bitmap$0 = bitmap$0 | 1;
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What's the most efficient way to test two integer ranges for overlap?
Given two inclusive integer ranges [x1:x2] and [y1:y2], where x1 ≤ x2 and y1 ≤ y2, what is the most efficient way to test whether there is any overlap of the two ranges?
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