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How do I 'svn add' all unversioned files to SVN?
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also you could probably dig up sed and grep on windows if you really wanted.
– Sam Saffron
Jul 2 '09 at 5:13
1
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How can I concatenate two arrays in Java?
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Here's a simple method that will concatenate two arrays and return the result:
public <T> T[] concatenate(T[] a, T[] b) {
int aLen = a.length;
int bLen = b.length;
@SuppressWarnings("unchecked")
T[] c = (T[]) Array.newInstance(a.getClass().getComponentType(...
How to understand nil vs. empty vs. blank in Ruby
...dly looking for a clear definition of the differences of nil? , blank? , and empty? in Ruby on Rails. Here's the closest I've come:
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Sort a single String in Java
...t the sort order is not optimal if you want to take into account uppercase and accents for example. This algorithm will sort "éDedCBcbAàa" as "ABCDabcdeàé" while, in English (US) locale for example, it would be more desirable to obtain "aAàbBcCdDeé".
– eljenso
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How do I Convert DateTime.now to UTC in Ruby?
...ateTime.now.utc
Oops!
That seems to work in Rails, but not vanilla Ruby (and of course that is what the question is asking)
d = Time.now.utc
Does work however.
Is there any reason you need to use DateTime and not Time? Time should include everything you need:
irb(main):016:0> Time.now
=>...
Only detect click event on pseudo-element
...em, you can only bind to their parent elements.
If you must have a click handler on the red region only, you have to make a child element, like a span, place it right after the opening <p> tag, apply styles to p span instead of p:before, and bind to it.
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Map.clear() vs new Map : Which one will be better? [duplicate]
...h is backed with new array. So, garbage collector should clear all the key and values from the previous map, and clear the reference to itself. So O(n) algorithm is executed anyway, but in the garbage collector thread. For 1000 records you won't see any difference.
BUT. The performance guide tells ...
Read environment variables in Node.js
... Note that this will not be visible outside the node process and its subprocesses. E.g. it wouldn't be visible if you fire env in another shell window while the node process is running, nor in the same shell after the node process exits.
– Marko Bonaci
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difference between fork and branch on github
... the main repo at the time you made the fork.
Each branch within the fork and/or in the main repo can correspond to several kinds of things, depending on how you want to work. Each branch could refer to a version of the project but can also correspond to different channels of development, like hotf...
Using Razor within JavaScript
...ut JavaScript code. JavaScript code should be placed in a static .js file, and then it should get the data that it needs either from an Ajax call or by scanning data- attributes from the HTML. Besides making it possible to cache your JavaScript code, this also avoids issues with encoding, since Razo...