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Get a list of resources from classpath directory
I am looking for a way to get a list of all resource names from a given classpath directory, something like a method List<String> getResourceNames (String directoryName) .
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How to format a number 0..9 to display with 2 digits (it's NOT a date)
I'd like to always show a number under 100 with 2 digits (example: 03, 05, 15...)
5 Answers
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What does git push -u mean?
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"Upstream" would refer to the main repo that other people will be pulling from, e.g. your GitHub repo. The -u option automatically sets that upstream for you, linking your repo to a central one. That way, in the future, Git "knows" where you want t...
Controlling number of decimal digits in print output in R
There is an option in R to get control over digit display. For example:
3 Answers
3
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Add a duration to a moment (moment.js)
...on for .add()
Mutates the original moment by adding time.
You appear to be treating it as a function that returns the immutable result. Easy mistake to make. :)
If you use the return value, it is the same actual object as the one you started with. It's just returned as a convenience for me...
Why does ConcurrentHashMap prevent null keys and values?
...aps, ConcurrentSkipListMaps) is that ambiguities that
may be just barely tolerable in non-concurrent maps can't be
accommodated. The main one is that if map.get(key) returns null, you
can't detect whether the key explicitly maps to null vs the key isn't
mapped. In a non-concurrent map, you c...
How do I apply the for-each loop to every character in a String?
So I want to iterate for each character in a string.
9 Answers
9
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How do you test that a Python function throws an exception?
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is there a way to do the opposite of this? Like it fails only if the function does throw the exception?
– BUInvent
Jul 26 '17 at 19:44
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How to convert a Collection to List?
I am using TreeBidiMap from the Apache Collections library. I want to sort this on the values which are doubles .
10 A...
using awk with column value conditions
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@user1687130, I think you're going to need to show us some example input and expected output.
– Carl Norum
Feb 6 '13 at 21:46
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