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How to write a multidimensional array to a text file?

...is specified by the comments kwarg). (This looks more verbose than it actually is...) import numpy as np # Generate some test data data = np.arange(200).reshape((4,5,10)) # Write the array to disk with open('test.txt', 'w') as outfile: # I'm writing a header here just for the sake of readabil...
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Find first element in a sequence that matches a predicate

...yntax with () creates a generator, which is more efficient than generating all the list at once with []. share | improve this answer | follow | ...
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Fastest way to determine if an integer's square root is an integer

... CPU (x86) and programming language (C/C++). Your results may vary, especially because I don't know how the Java factor will play out. My approach is threefold: First, filter out obvious answers. This includes negative numbers and looking at the last 4 bits. (I found looking at the last six di...
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How to make an immutable object in Python?

... Can you use namedtuple internally inside the class instead of instantiating the object externally? I'm very new to python but the advantage to your other answer is that I can have a class hide the details and also have the power of things like optional p...
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How to autosize a textarea using Prototype?

...nal sales application for the company I work for, and I've got a form that allows the user to change the delivery address. ...
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How to get equal width of input and select fields

...the form, I have one select and two input fields. These elements are vertically aligned. Unfortunately, I can't get equal width of these elements. ...
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Different results with Java's digest versus external utilities

...ly depending on the architecture of your process. This article explains it all - in particular: But what about 32-bit applications that have the system path hard coded and is running in a 64-bit Windows? How can they find the new SysWOW64 folder without changes in the program code, you might thi...
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Bash if statement with multiple conditions throws an error

...ions. tldp.org/LDP/Bash-Beginners-Guide/html/sect_07_01.html Update Actually you could still use && and || with the -eq operation. So your script would be like this: my_error_flag=1 my_error_flag_o=1 if [ $my_error_flag -eq 1 ] || [ $my_error_flag_o -eq 2 ] || ([ $my_error_flag -eq 1 ] ...
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How to use Git for Unity3D source control?

...ith 3D Games Update Oct 2015: GitHub has since released a plugin for Git called Git LFS that directly deals with the below problem. You can now easily and efficiently version large binary files! Git can work fine with 3D games out of the box. However the main caveat here is that versioning large (...
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Difference between HEAD and master

...eference to the end of a branch. By convention (and by default) this is usually the main integration branch, but it doesn't have to be. HEAD is actually a special type of reference that points to another reference. It may point to master or it may not (it will point to whichever branch is currently...