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Van Lindberg is a software engineer and practicing attorney. What he does most, though, is translate - from "lawyer" to "engineer" and back. He likes working with both computer code and legal code to get things done. Van's current work touches both traditional intellectual property and the emerging field of open source…

Shashank Tiwari is a Managing Partner & CTO at Treasury of Ideas, a technology driven innovation and value optimization company.

Rob Orsini is the author of the Rails Cookbook (O'Reilly). He's also the founder and CEO of Tuple Shop, Inc., a web software consulting company specializing in Rails and Python development.

Rick Copeland is a senior software engineer with retail analytics firm Predictix, LLC, where he uses SQLAlchemy extensively, primarily for web application development. He has been using Python full-time for development since 2005, in projects as diverse as demand forecasting, business web applications, compilers, and hardware synthesis.

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Python Answers

• New Iterables in Python 3.0
• How to Change Strings in Python
• How to use the Google Suggest API to come up with topics for Answers
• Use Comet with Flex for Enterprise RIAs
• Building a UTF8 (Unicode) Sanitizer for Python
• How to Configure Python
• An Introduction to Genetic Algorithms in Python
• How to use an NLTK part-of-speech tagger
• Handling HL7 v3 using Python or PHP
• Head First Programing Trouble Installing Pygame on MacBook Pro

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Python News & Commentary

Four short links: 2 June 2010

Wikileaks Launched on Stolen Documents (Wired) -- Wired claims the first set of documents was obtained by running a Tor node that users connected to ("exit node") and saving the plaintext that was sent to the users, without their knowledge. Reminds me of the adage that nothing big in Silicon Valley starts without being some degree of evil first:...

Four short links: 10 May 2010

zxing -- barcode library for iPhone, Android, Java, and more. Guido's Python -- how the compiler and interpreter see your Python programs. It wasn't until I had this level of knowledge of Perl that I really know what the hell I was doing. (via Hacker News) UK Election Data -- this was posted on the eve of the UK...

Mock the Web Service

This post shows how to write a web service using Test-Driven Development. Our source code example is the exemplary active_merchant contribution to Ruby on Rails. It reveals how developer tests can correctly attack remote web services. Programmers writing clients (or servers) for any kind of web service should use these techniques. My next post will extend this one into the Abstract Test Pattern.

Four short links: 20 April 2010

Epigrams in Programming -- all from the remarkable Alan Perlis. By the time I learned that he was responsible for such gems as "Syntactic sugar causes cancer of the semicolon", "A language that doesn't affect the way you think about programming, is not worth knowing", and "Around computers it is difficult to find the correct unit of time to...

PyMOTW: Creating XML Documents with ElementTree

In addition to its parsing capabilities, ElementTree also supports creating well-formed XML documents from Element objects constructed in your application.

PyMOTW: Parsing XML Documents with ElementTree

Python's xml.etree.ElementTree library makes it easy to use XML data in your application or library.

PyMOTW: tabnanny - Indentation validator

Consistent use of indentation is important in a langauge like Python, where white-space is significant. The tabnanny module provides a scanner to report on "ambiguous" use of indentation.

Four short links: 5 March 2010

Rapportive -- a simple social CRM built into Gmail. They replace the ads in Gmail with photos, bio, and info from social media sites. (via ReadWrite Web) Best Practices in Web Development with Django and Python -- great set of recommendations. (via Jon Udell's article on checklists) Think Like a Statistician Without The Math (Flowing Data) -- Finally, and...

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