Building Probabilistic Graphical Models with Python

A deep dive into probability and scipy: https://www.packtpub.com/building-probabilistic-graphical-models-with-python/book I have to admit up front that this book is out of my league. The Python is sensible to me. The subject matter -- graph models, learning and inference -- is above my pay grade.

Asking About a Book …

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New Focus: Data Scientist

Read this: http://www.forbes.com/sites/emc/2014/06/26/the-hottest-jobs-in-it-training-tomorrows-data-scientists/ Interesting subject areas: Statistics, Machine Learning, Algorithms. I've had questions about data science from folks who (somehow) felt that calculus and differential equations were important parts of data science. I couldn't figure out how they decided that diffeq's …

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Project Euler


The Permissions Issue

Why? Why are Enterprise Computers so hard to use? What is it about computers that terrifies corporate IT? They're paying lots of money to have me sit around and wait for mysterious approver folks to decide if I can be given permission to install development tools. (Of course, the real …

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Package Deal for Learning Python

If you're very new to programming in general, Python's a great place to start.
There are many, many tutorials. I won't even try to summarize them. They're generally good. And the more you read, the more you learn.
Moving past the n00bz needs, there are some more advanced books. Here's …
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Grace Murray Hopper

Date Tags COBOL

Stingray 4.4 Update -- the Posix split command applied to COBOL files

Here's an interesting problem. Implement the split command for mainframe COBOL EBCDIC files with their BDW and RDW headers.

The conventional split can't handle COBOL EBCDIC files because they don't have sensible \n line breaks. Translating an EBCDIC file to ASCII is high-risk because COMP and COMP-3 fields will be …

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Python Package Design, Refactoring and the Stingray Reader Project

We'll be digging into Mastering Object-Oriented Python. Chapter 17, specifically.

We'll also be looking at a big refactoring of the Stingray Schema-Based File Reader.

We can identify three species of packages.

One common design is a Simple Package. A directory with an empty __init__.py file. This package name becomes …

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Want a copy of Mastering Object-Oriented Python? Free?

Want a copy free? See this contest: http://www.blog.pythonlibrary.org/2014/05/12/ebook-contest-win-a-free-copy-of-mastering-object-oriented-python/.

If you're really interested, I can sign a copy. That will double the shipping cost, so perhaps that's not the best idea.

The bad news is that the errata have started to trickle in …

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