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How to validate GUID is a GUID
How to determine if a string contains a GUID vs just a string of numbers.
9 Answers
9
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remove objects from array by object property
...i < arrayOfObjects.length; i++) {
var obj = arrayOfObjects[i];
if (listToDelete.indexOf(obj.id) !== -1) {
arrayOfObjects.splice(i, 1);
}
}
All you need to do to fix the bug is decrement i for the next time around, then (and looping backwards is also an option):
for (var i ...
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?
...
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
10
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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 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.
5...
`static` keyword inside function?
...$has_run in your example) between multiple calls.
You could use this for different purposes, for example:
function doStuff() {
static $cache = null;
if ($cache === null) {
$cache = '%heavy database stuff or something%';
}
// code using $cache
}
In this example, the if would only b...