Author: admin
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Shell
Steve Bourne wrote the original Bourne shell which appeared in the Seventh Edition Bell Labs Research version of Unix. Many variants have come and gone over time (csh, ksh, and so on). Below is an example of “Hello World” script A Linux shell is a command-line interpreter that acts as an interface between the user…
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random
The random module implements pseudo-random number generators for various distributions. For integers, there is uniform selection from a range. For sequences, there is uniform selection of a random element, a function to generate a random permutation of a list in-place, and a function for random sampling without replacement.
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matplotlib
Matplotlib is a comprehensive library for creating static, animated, and interactive visualizations.
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numpy
NumPy is the fundamental package for scientific computing in Python. It is a Python library that provides a multidimensional array object, various derived objects (such as masked arrays and matrices), and an assortment of routines for fast operations on arrays, including mathematical, logical, shape manipulation, sorting, selecting, I/O, discrete Fourier transforms, basic linear algebra, basic…
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Rate My Professor
The one thing I learned in college is to choose classes based on intel gathered from Ratemyprofessor.com. But I mostly focus on the negatives because they give you better insight into the person writing the review, not necessarily the professor. Bottomline, some of these negative reviews actually indicate a good professor, because an easy A…
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SQL Tips and Tricks
USING SELECT friend_id, e.name AS entree, d.name AS dessertFROM entrees eINNER JOIN desserts d USING (friend_id); USING is helpful for simplifying your join when you are joining two tables on columns with the same name. In the above example, you have two tables which are lists of entrees and desserts and the ID of the…