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Why is Python 3.x's super() magic?
...as kicked off by Guido, who initially envisioned super becoming a keyword, and the idea of using a cell to look up the current class was also his. Certainly, the idea to make it a keyword was part of the first draft of the PEP.
However, it was in fact Guido himself who then stepped away from the ke...
Standard concise way to copy a file in Java?
...ning streams, declaring a buffer, reading in one file, looping through it, and writing it out to the other steam. The web is littered with similar, yet still slightly different implementations of this type of solution.
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How do I break a string across more than one line of code in JavaScript?
...elete");
Note that this backslash approach is not necessarily preferred, and possibly not universally supported (I had trouble finding hard data on this). It is not in the ECMA 5.1 spec.
When working with other code (not in quotes), line breaks are ignored, and perfectly acceptable. For example:
...
Can't install PIL after Mac OS X 10.9
I've just updated my Mac OS to 10.9 and I discovered that some (all?) of my Python modules are not here anymore, especially the Image one.
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Find in Files: Search all code in Team Foundation Server
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Team Foundation Server 2015 (on-premises) and Visual Studio Team Services (cloud version) include built-in support for searching across all your code and work items.
You can do simple string searches like foo, boolean operations like foo OR bar or more complex langu...
How to use WeakReference in Java and Android development?
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Using a WeakReference in Android isn't any different than using one in plain old Java. Here is a great guide which gives a detailed explanation: Understanding Weak References.
You should think about using one whenever you need a reference to an obj...
How do I check out a specific version of a submodule using 'git submodule'?
....]
#
# modified: submodule (new commits)
Add the submodule directory and commit to store the new pointer.
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Why can't strings be mutable in Java and .NET?
Why is it that they decided to make String immutable in Java and .NET (and some other languages)? Why didn't they make it mutable?
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Local dependency in package.json
...encies": {
"somelocallib": "0.0.x"
}
Then run npm link ../somelocallib and npm will install the version you're working on as a symlink.
app@0.0.1 /private/tmp/app
└── somelocallib@0.0.1 -> /private/tmp/somelocallib
Reference: link(1)
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Why do we have map, fmap and liftM?
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map exists to simplify operations on lists and for historical reasons (see What's the point of map in Haskell, when there is fmap?).
You might ask why we need a separate map function. Why not just do away with the current
list-only map function, and rename fmap...