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Git workflow and rebase vs merge questions

I've been using Git now for a couple of months on a project with one other developer. I have several years of experience with SVN , so I guess I bring a lot of baggage to the relationship. ...
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Use email address as primary key?

Is email address a bad candidate for primary when compared to auto incrementing numbers? 25 Answers ...
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Why can't I initialize non-const static member or static array in class?

Why can't I initialize non-const static member or static array in a class? 5 Answers ...
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Should I use a data.frame or a matrix?

When should one use a data.frame , and when is it better to use a matrix ? 6 Answers ...
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Detect if a NumPy array contains at least one non-numeric value?

I need to write a function which will detect if the input contains at least one value which is non-numeric. If a non-numeric value is found I will raise an error (because the calculation should only return a numeric value). The number of dimensions of the input array is not known in advance - the fu...
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When should I use a struct rather than a class in C#?

When should you use struct and not class in C#? My conceptual model is that structs are used in times when the item is merely a collection of value types . A way to logically hold them all together into a cohesive whole. ...
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Creating range in JavaScript - strange syntax

I've run into the following code in the es-discuss mailing list: 4 Answers 4 ...
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Get the cartesian product of a series of lists?

How can I get the Cartesian product (every possible combination of values) from a group of lists? 13 Answers ...
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How to validate an e-mail address in swift?

Does anyone know how to validate an e-mail address in Swift? I found this code: 34 Answers ...
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Why is semicolon allowed in this python snippet?

Python does not warrant the use of semicolons to end statements. So why is this (below) allowed? 15 Answers ...