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How can I be notified when an element is added to the page?
...t being inserted here,
// or a particular node being modified
// call the function again after 100 milliseconds
setTimeout( checkDOMChange, 100 );
}
Once this function is called, it will run every 100 milliseconds, which is 1/10 (one tenth) of a second. Unless you need real-time elemen...
Is a Java string really immutable?
We all know that String is immutable in Java, but check the following code:
15 Answers
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Performance of Java matrix math libraries? [closed]
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Using Jama with Java, the time taken was 50 seconds.
Using Colt and Parallel Colt with Java, the time taken was 150 seconds!
Using JBLAS with Java, the time taken was again around 4 seconds as JBLAS uses multithreaded ATLAS.
So for me it was clear that the Java libraries didn't perform too wel...
Performing regex Queries with pymongo
... :
db.collectionname.find({'files':{'$regex':'^File'}})
This will match all documents that have a files property that has a item within that starts with File
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How to Right-align flex item?
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Thanks. Would you personally prefer this over Yohann Tilotti's display table method above? If so, why?
– Mark Boulder
Mar 16 '14 at 4:19
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Is SecureRandom thread safe?
... initializing a SecureRandom can not only be slow, but can potentially hang because of missing entropy
– Walter Tross
Jul 25 '14 at 9:37
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How do I move a Git branch out into its own repository?
...have a branch that I'd like to move into a separate Git repository, and ideally keep that branch's history in the process. So far I've been looking at git filter-branch , but I can't make out whether it can do what I want to do.
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Grep for literal strings
...le, as part of a line in a seperate log file. The search text can contain all sorts of regex special characters, e.g., []().*^$-\ .
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Set a default font for whole iOS app?
...ze:17.0]];
That will set the font to be whatever your custom font is for all UILabels in your app. You'll need to repeat it for each control (UIButton, UILabel, etc.).
Remember you'll need to put the UIAppFonts value in your info.plist and include the name of the font you're including.
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Sorting an ArrayList of objects using a custom sorting order
...tch (Exception e) {
// If this exception occurs, then it is usually a fault of the developer.
throw new RuntimeException("Cannot compare " + o1 + " with " + o2 + " on " + getter, e);
}
return (o1 == null) ? -1 : ((o2 == null) ? 1 : ((Comparable<Object>)...