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What is the X-REQUEST-ID http header?
I have already googled a lot this subject, read various articles about this header, its use in Heroku, and projects based on Django.
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What's the difference between “STL” and “C++ Standard Library”?
Someone brought this article to my attention that claims (I'm paraphrasing) the STL term is misused to refer to the entire C++ Standard Library instead of the parts that were taken from SGI STL.
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Unit Testing C Code [closed]
I worked on an embedded system this summer written in straight C. It was an existing project that the company I work for had taken over. I have become quite accustomed to writing unit tests in Java using JUnit but was at a loss as to the best way to write unit tests for existing code (which needed...
Avoid synchronized(this) in Java?
Whenever a question pops up on SO about Java synchronization, some people are very eager to point out that synchronized(this) should be avoided. Instead, they claim, a lock on a private reference is to be preferred.
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Running PostgreSQL in memory only
I want to run a small PostgreSQL database which runs in memory only, for each unit test I write. For instance:
8 Answers
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Copy constructor versus Clone()
In C#, what is the preferred way to add (deep) copy functionality to a class? Should one implement the copy constructor, or rather derive from ICloneable and implement the Clone() method?
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How can I use redis with Django?
I've heard of redis-cache but how exactly does it work? Is it used as a layer between django and my rdbms, by caching the rdbms queries somehow?
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How does the Brainfuck Hello World actually work?
Someone sent this to me and claimed it is a hello world in Brainfuck (and I hope so...)
6 Answers
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CSS: bolding some text without changing its container's size
I have a horizontal navigation menu, which is basically just a <ul> with the elements set side-by-side. I do not define width, but simply use padding, because I would like the widths to be defined by the width of the menu item. I bold the currently-selected item.
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Best way to implement request throttling in ASP.NET MVC?
We're experimenting with various ways to throttle user actions in a given time period :
3 Answers
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