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Why does base64 encoding require padding if the input length is not divisible by 3?
What is the purpose of padding in base64 encoding. The following is the extract from wikipedia:
3 Answers
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Further understanding setRetainInstance(true)
What exactly happens when you call setRetainInstance(true) on a Fragment ? The documentation is virtually non-existent and this seems like a very important function. Specifically I want to know how much of this sequence (that I made up) is true:
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Where does Scala look for implicits?
An implicit question to newcomers to Scala seems to be: where does the compiler look for implicits? I mean implicit because the question never seems to get fully formed, as if there weren't words for it. :-) For example, where do the values for integral below come from?
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Are static fields inherited?
When static members are inherited, are they static for the entire hierarchy, or just that class, i.e.:
7 Answers
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How to suppress scientific notation when printing float values?
Here's my code:
12 Answers
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What is “rvalue reference for *this”?
Came across a proposal called "rvalue reference for *this" in clang's C++11 status page .
3 Answers
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Using a custom typeface in Android
I want to use a custom font for my android application which I am creating.
I can individually change the typeface of each object from Code, but I have hundreds of them.
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serve current directory from command line
could someone give me a hint, howto serve the current directory from command line with ruby? it would be great, if i can have some system wide configuration (e.g. mime-types) and simply launch it from every directory.
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Printf width specifier to maintain precision of floating-point value
Is there a printf width specifier which can be applied to a floating point specifier that would automatically format the output to the necessary number of significant digits such that when scanning the string back in, the original floating point value is acquired?
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IIS7 deployment - duplicate 'system.web.extensions/scripting/scriptResourceHandler' section
On attempting to deploy a .net 3.5 website on the default app pool in IIS7 having the framework section set to 4.0, I get the following error.
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