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Non-Singleton Services in AngularJS

...eak down dependency injection and the library will behave awkwardly, especially for third parties. In short, I am not sure there are any legitimate use cases for non-singleton sevices. A better way to accomplish the same thing is to use the factory as an API to return a collection of objects with g...
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When to use volatile with multi threading?

.... However two threads both accessing a shared variable is something which calls for protection via a mutex isn't it? But in that case, between the thread locking and releasing the mutex the code is in a critical section where only that one thread can access the variable, in which case the variable ...
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Is it possible to specify your own distance function using scikit-learn K-Means Clustering?

... Here's a small kmeans that uses any of the 20-odd distances in scipy.spatial.distance, or a user function. Comments would be welcome (this has had only one user so far, not enough); in particular, what are your N, dim, k, metric ? #!/u...
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Converting 'ArrayList to 'String[]' in Java

...you can also pass an array with the desired size. Important update: Originally the code above used new String[list.size()]. However, this blogpost reveals that due to JVM optimizations, using new String[0] is better now. sh...
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What is a correct mime type for docx, pptx etc?

... application/vnd.ms-excel is specifically for .xls files. the ability for it to work with .xlsx depends on the client software in use. – Armand Nov 4 '14 at 0:03 ...
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Python extending with - using super() Python 3 vs Python 2

Originally I wanted to ask this question , but then I found it was already thought of before... 5 Answers ...
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Command-line Unix ASCII-based charting / plotting tool

... While gnuplot is powerful, it's also really irritating when you just want to pipe in a bunch of points and get a graph. Thankfully, someone created eplot (easy plot), which handles all the nonsense for you. It doesn't seem to have an option to force terminal gra...
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How does functools partial do what it does?

...xtend(extra_args) return func(*args) return wrapper So, by calling partial(sum2, 4) you create a new function (a callable, to be precise) that behaves like sum2, but has one positional argument less. That missing argument is always substituted by 4, so that partial(sum2, 4)(2) == sum2...
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ImportError in importing from sklearn: cannot import name check_build

... Worked for me after installing scipy. share | improve this answer | follow | ...
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What is the list of possible values for navigator.platform as of today? [closed]

...urate. The definition As far as I know there isn't a single public list of all possible `navigator.platform` values, even though the property has been around for quite a bit. To make things worse, the property's definition changed throughout the years. It used to be: navigator.platform indicates th...