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Difference between natural join and inner join

What is the difference between a natural join and an inner join? 11 Answers 11 ...
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Why does int i = 1024 * 1024 * 1024 * 1024 compile without error?

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Java - removing first character of a string

In Java, I have a String: 12 Answers 12 ...
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LinkedBlockingQueue vs ConcurrentLinkedQueue

My question relates to this question asked earlier. In situations where I am using a queue for communication between producer and consumer threads would people generally recommend using LinkedBlockingQueue or ConcurrentLinkedQueue ? ...
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Why are two different concepts both called “heap”?

Why are the runtime heap used for dynamic memory allocation in C-style languages and the data structure both called "the heap"? Is there some relation? ...
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(Deep) copying an array using jQuery [duplicate]

I need to copy an (ordered, not associative) array of objects. I'm using jQuery. I initially tried 8 Answers ...
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What does Serializable mean?

What exactly does it mean for a class to be Serializable in Java? Or in general, for that matter... 10 Answers ...
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What is SaaS, PaaS and IaaS? With examples

What do the following terms mean? 15 Answers 15 ...
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When does System.gc() do something?

I know that garbage collection is automated in Java. But I understood that if you call System.gc() in your code that the JVM may or may not decide to perform garbage collection at that point. How does this work precisely? On what basis/parameters exactly does the JVM decide to do (or not do) a GC ...
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How to remove/delete a large file from commit history in Git repository?

I accidentally dropped a DVD-rip into a website project, then carelessly git commit -a -m ... , and, zap, the repo was bloated by 2.2 gigs. Next time I made some edits, deleted the video file, and committed everything, but the compressed file is still there in the repository, in history. ...