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Ways to iterate over a list in Java
Being somewhat new to the Java language I'm trying to familiarize myself with all the ways (or at least the non-pathological ones) that one might iterate through a list (or perhaps other collections) and the advantages or disadvantages of each.
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Java 8 forEach with index [duplicate]
Is there a way to build a forEach method in Java 8 that iterates with an index? Ideally I'd like something like this:
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Correct way to close nested streams and writers in Java [duplicate]
Note: This question and most of its answers date to before the release of Java 7. Java 7 provides Automatic Resource Management functionality for doing this easilly. If you are using Java 7 or later you should advance to the answer of Ross Johnson .
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Do I cast the result of malloc?
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dirkgentlydirkgently
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What is the difference between Non-Repeatable Read and Phantom Read?
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ThiloThilo
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Does use of final keyword in Java improve the performance?
In Java we see lots of places where the final keyword can be used but its use is uncommon.
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Why java.lang.Object is not abstract? [duplicate]
Why is the Object class, which is base class of 'em all in Java, not abstract?
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Convert a JSON String to a HashMap
I'm using Java, and I have a String which is JSON:
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When to catch java.lang.Error?
In what situations should one catch java.lang.Error on an application?
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What is a word boundary in regex?
I am using Java regexes in Java 1.6 (to parse numeric output, among other purposes) and cannot find a precise definition of \b ("word boundary"). I had assumed that -12 would be an "integer word" (matched by \b\-?\d+\b ) but it appears that this does not work. I'd be grateful to know of ways ...