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Slicing of a NumPy 2d array, or how do I extract an mxm submatrix from an nxn array (n>m)?
...ce a NumPy nxn array. I want to extract an arbitrary selection of m rows and columns of that array (i.e. without any pattern in the numbers of rows/columns), making it a new, mxm array. For this example let us say the array is 4x4 and I want to extract a 2x2 array from it.
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Container-fluid vs .container
Just downloaded 3.1 and found in the docs...
8 Answers
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Accessing JPEG EXIF rotation data in JavaScript on the client side
... The trick is that all this should happen in the browser, using JavaScript and <canvas> .
8 Answers
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How to insert a character in a string at a certain position?
...34.50 ). Therefore, I need a function that will take an int as parameter and return the properly formatted String with a decimal point 2 digits from the end.
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Utility classes are evil? [closed]
... good object-oriented design, most classes should represent a single thing and all of its attributes and operations. If you are operating on a thing, that method should probably be a member of that thing.
However, there are times when you can use utility classes to group a number of methods togethe...
Why use symbols as hash keys in Ruby?
... basically "immutable strings" .. that means that they can not be changed, and it implies that the same symbol when referenced many times throughout your source code, is always stored as the same entity, e.g. has the same object id.
Strings on the other hand are mutable, they can be changed anytim...
Pass complex parameters to [Theory]
...nit has a nice feature : you can create one test with a Theory attribute and put data in InlineData attributes, and xUnit will generate many tests, and test them all.
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Delete last commit in bitbucket
I made a mistake and I don't know how to delete my latest push in the repository. I pull the latest updates of the app but it has conflicts and I push it to repository.
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Haskell, Lisp, and verbosity [closed]
For those of you experienced in both Haskell and some flavor of Lisp, I'm curious how "pleasant" (to use a horrid term) it is to write code in Haskell vs. Lisp.
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Collection versus List what should you use on your interfaces?
... the question as to why not List<T>, The reasons are future-proofing and API simplicity.
Future-proofing
List<T> is not designed to be easily extensible by subclassing it; it is designed to be fast for internal implementations. You'll notice the methods on it are not virtual and so can...