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What is InputStream & Output Stream? Why and when do we use them?

...whether the stream is a file, a web page, or the screen shouldn't matter. All that matters is that you receive information from the stream (or send information into that stream.) InputStream is used for many things that you read from. OutputStream is used for many things that you write to. Here'...
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'parent.relativePath' points at my com.mycompany:MyProject instead of org.apache:apache - Why?

... Warnings don't come falling out of the skies. There's a reason for it. Adding an empty <relativePath></relativePath> without knowing why isn't a solution.... – Lawrence Apr 20 '14 at 19:16 ...
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Finding Key associated with max Value in a Java Map

... Basically you'd need to iterate over the map's entry set, remembering both the "currently known maximum" and the key associated with it. (Or just the entry containing both, of course.) For example: Map.Entry<Foo, Bar> maxE...
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Difference between `data` and `newtype` in Haskell

...e. In particular, data introduces a type that is "lifted", meaning, essentially, that it has an additional way to evaluate to a bottom value. Since there's no additional constructor at runtime with newtype, this property doesn't hold. That extra pointer in the Book to (,) constructor allows us to ...
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Trying to fix line-endings with git filter-branch, but having no luck

...r gitattributes now documents another approach for "fixing" or normalizing all the line endings in your project. Here's the gist of it: $ echo "* text=auto" >.gitattributes $ git add --renormalize . $ git status # Show files that will be normalized $ git commit -m "Introduce end-of-line ...
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What's the difference between “Architectures” and “Valid Architectures” in Xcode Build Settings?

...ALID_ARCHS = armv6 armv7 armv7s, but you set ARCHS = armv7s because that's all you actually want to build with your code. Or, in Apple-ese: ARCHS (Architectures) Space-separated list of identifiers. Specifies the architectures (ABIs, processor models) to which the binary is targeted. When ...
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counting number of directories in a specific directory

... can instead test the directory's children and do not descend into them at all: $ find .vim/* -maxdepth 0 -type d .vim/after .vim/autoload .vim/bundle .vim/colors .vim/compiler .vim/doc .vim/ftdetect .vim/ftplugin .vim/indent .vim/plugin .vim/syntax $ find .vim/* -maxdepth 0 -type d | wc -l 11 $ f...
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Read whole ASCII file into C++ std::string [duplicate]

...pdate: Turns out that this method, while following STL idioms well, is actually surprisingly inefficient! Don't do this with large files. (See: http://insanecoding.blogspot.com/2011/11/how-to-read-in-file-in-c.html) You can make a streambuf iterator out of the file and initialize the string with it...
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How can I upgrade specific packages using pip and a requirements file?

...de Django to 1.2.4 - I was always finishing with 1.2.3 version, so I uninstalled Django with: <virtualenv>/bin/pip uninstall Django Then I removed <virtualenv>/build/Django directory and finally I installed the proper version with: <virtualenv>/bin/pip install Django ...
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How to set the first option on a select box using jQuery?

...ic concept, and in this case it looks like he wants to reset it to "Select All", which is the first option. – Jack Sep 16 '11 at 14:08 ...