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Where is JAVA_HOME on macOS Mojave (10.14) to Lion (10.7)?
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With the Java optional package or Oracle JDK installed,
adding one of the following lines t...
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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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...
java.lang.UnsupportedClassVersionError: Bad version number in .class file?
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Determine if a function exists in bash
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How to properly assert that an exception gets raised in pytest?
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Algorithm to find Largest prime factor of a number
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Actually there are several more efficient ways to find factors of big numbers (for smaller one...
How to copy a dictionary and only edit the copy
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Python never implicitly copies objects. When you set dict2 = dict1, you are making them refer to the same exact dict object, so when you mutate it, all references to it keep referring to the object in its current state.
If you want to copy the dict (which is rare), you have to do so expli...
Getting the array length of a 2D array in Java
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What is the purpose of Order By 1 in SQL select statement?
...e at work, and have noticed that there are several views with an order by 1 clause. What does this accomplish?
8 Answer...