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When to use an assertion and when to use an exception

...The comment about the hard drive is wrong. Assertions are for checking for errors in your code logic. Never, ever, use them to check something that you don't control. Remember, if an assertion fails it means that your code is wrong. – Ian Goldby Nov 14 '13 at 1...
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Hide Utility Class Constructor : Utility classes should not have a public or default constructor

...d or instantiate this class. So what? Why is this critical? Can cause some errors? Or why should I even use tools like PowerMock to test a never used private constructor, just to fulfill the requirements of Sonar and my code coverage tool? – Sergej Werfel Oct 2...
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How to create a simple proxy in C#?

...ect your Httplistener which is not google.com and will get a cert mismatch error and since your listener won't be using signed cert, will get incorrect cert etc. You can fix it by installing a CA to computer that client will use though. It's a pretty dirty solution. – dr. evil ...
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How to implement an STL-style iterator and avoid common pitfalls?

I made a collection for which I want to provide an STL-style, random-access iterator. I was searching around for an example implementation of an iterator but I didn't find any. I know about the need for const overloads of [] and * operators. What are the requirements for an iterator to be "STL-s...
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How to save and load cookies using Python + Selenium WebDriver

... I'm getting "pickle protocol must be <= 2" error. Using the pickle code you posted. What does this mean? Is it referring to the arguments? – Aaron Hiniker Feb 25 '13 at 0:50 ...
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How can I convert this foreach code to Parallel.ForEach?

I am a bit of confused about Parallel.ForEach . What is Parallel.ForEach and what does it exactly do? Please don't reference any MSDN link. ...
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Is it possible to cast a Stream in Java 8?

Is it possible to cast a stream in Java 8? Say I have a list of objects, I can do something like this to filter out all the additional objects: ...
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Remote debugging with Android emulator

Is it possible to write the code/compile Android application on one machine and debug it remotely on the emulator launched on another? I'm sick and tired of the emulator constantly eating half of my laptop's CPU. ...
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Why not use Double or Float to represent currency?

...float will probably look good at first as the software rounds off the tiny errors, but as you perform more additions, subtractions, multiplications and divisions on inexact numbers, errors will compound and you'll end up with values that are visibly not accurate. This makes floats and doubles inadeq...
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Ruby on Rails - Import Data from a CSV file

... I have this error, do you know why?: ActiveModel::UnknownAttributeError: unknown attribute 'siren;nom_ent;adresse;complement_adresse;cp_ville;pays;region;departement;activite;date;nb_salaries;nom;prenom;civilite;adr_mail;libele_acti;cate...