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What are .dex files in Android?

I have some questions regarding dex files 3 Answers 3 ...
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What is the definition of “interface” in object oriented programming

Ok, a friend of mine go back and forth on what "interface" means in programming. 16 Answers ...
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Can someone explain mappedBy in JPA and Hibernate?

...one-to-many and many-to-one relations. It is a bi-directional relationship in my objects, so that I can traverse from either direction. mappedBy is the recommended way to go about it, however, I couldn't understand it. Can someone explain: ...
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Fluid or fixed grid system, in responsive design, based on Twitter Bootstrap

I'm getting confused about the various options in the twitter bootstrap grid , and how they go together. 5 Answers ...
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Ruby on Rails: Where to define global constants?

I'm just getting started with my first Ruby on Rails webapp. I've got a bunch of different models, views, controllers, and so on. ...
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How do I base64 encode (decode) in C?

I have binary data in an unsigned char variable. I need to convert them to PEM base64 in c. I looked in openssl library but i could not find any function. Does any body have any idea? ...
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Is “inline” without “static” or “extern” ever useful in C99?

... Actually this excellent answer also answers your question, I think: What does extern inline do? The idea is that "inline" can be used in a header file, and then "extern inline" in a .c file. "extern inline" is just how you instruct the compiler which object file should contain the (ex...
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What does the `forall` keyword in Haskell/GHC do?

I'm beginning to understand how the forall keyword is used in so-called "existential types" like this: 8 Answers ...
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Set the value of a variable with the result of a command in a Windows batch file

When working in a Bash environment, to set the value of a variable as the result of a command, I usually do: 5 Answers ...
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How to use LocalBroadcastManager?

How to use/locate LocalBroadcastManager as described in google docs and Service broadcast doc ? 12 Answers ...