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Robert C. Martin's Clean Code Tip #12: Eliminate Boolean Arguments: By Robert C. Martin; Aug 25, 2009; We join "The Craftsman," Robert C. Martin's series on an interstellar spacecraft where programmers hone their coding skills. In this twelfth tip in the series, the crew learns that Boolean arguments loudly declare that the function does more than one thing. They are confusing and should be eliminated.

Taming Batch Operations Using Perl: A Tale of One Application, a Group of Users, Two Languages, and a Few Tools: By Philipp Janert; Apr 13, 2007; In this tale of BRP/P and some of the people working with it, Philipp Janert looks at an old application originating from a mainframe system and describes how the differences in user interfaces result in different usage patterns.

The Hard Way Is Easier: An Introduction to Learn Ruby the Hard Way: By Zed A. Shaw; Nov 12, 2014; Zed Shaw explains the right way to learn to program in this introduction to Learn Ruby the Hard Way.

The Meta-Guide To Learning Ruby: By Russ Olsen; Feb 1, 2011; Really mastering a new programming language, certainly one as flexible and fluid as Ruby, is not easy. Russ Olsen offers some tips to ease the pain and speed yourself down the road to Ruby mastery.

UML Interaction Diagrams: By Craig Larman; Mar 4, 2005; This chapter introduces the notation used in the UML for two common types of interaction diagrams (sequence and communication interaction diagrams). This chapter is an overview

Understanding Python Basics: By Richard Blum, Christine Bresnahan; Feb 3, 2016; In this chapter from Python Programming for Raspberry Pi, Sams Teach Yourself in 24 Hours, 2nd Edition, you will learn some Python basics, such as using the print function to display output. You will read about using variables and how to assign values to variables, and you will gain an understanding of their data types. By the end of this chapter, you will know how to get data into a script by using the input function and write your first Python script!

Why I’m a Part of PyLadies: By Katie Cunningham; Oct 15, 2013; Katie Cunningham talks about PyLadies, why she got involved, and why you should consider joining, too.

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