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Check for array not empty: any?
Is it bad to check if an array is not empty by using any? method?
6 Answers
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Sort objects in ArrayList by date?
...ou don't want to change your model, like when you want to sort on several different properties. In that case, you can create comparator on the fly:
Collections.sort(myList, new Comparator<MyObject>() {
public int compare(MyObject o1, MyObject o2) {
return o1.getDateTime().compareTo(o2...
How to convert an integer to a string in any base?
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If you need compatibility with ancient versions of Python, you can either use gmpy (which does include a fast, completely general int-to-string conversion function, and can be built for such ancient versions -- you may need t...
AngularJS : Difference between the $observe and $watch methods
...$scope changes in AngularJS. But couldn't understand what exactly is the difference between the two.
4 Answers
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Running a command as Administrator using PowerShell?
You know how if you're the administrative user of a system and you can just right click say, a batch script and run it as Administrator without entering the administrator password?
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How to construct a relative path in Java from two absolute paths (or URLs)?
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Yep, it only works if the base path is a parent of the first path. If you need some hierarchical backward like "../../relativepath", it won't work. I found a solution: mrpmorris.blogspot.com/2007/05/…
– Aurelien Ribon
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How to remove outliers from a dataset
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Thanks for the help! I would think if R is capable of outputting the outliers in boxplot, I shouldn't have to do these intermediary calculations. As for deleting outliers, this is just for an assignment.
– Dan Q
Jan 24 '1...
How to check if character is a letter in Javascript?
...z (very few languages are written using only those letters). This is very different from the Java function that was mentioned.
– Jukka K. Korpela
Mar 25 '12 at 19:19
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How do I convert a String to an int in Java?
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String myString = "1234";
int foo = Integer.parseInt(myString);
If you look at the Java documentation you'll notice the "catch" is that this function can throw a NumberFormatException, which of course you have to handle:
int foo;
try {
foo = Integer.parseInt(myString);
}
catch (NumberF...
Using jQuery to see if a div has a child with a certain class
...agraphs with the class .filled-text . I'm trying to get jQuery to tell me if #popup has one of these paragraphs in it.
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