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What optimizations can GHC be expected to perform reliably?

...ut I don't know what they all are, nor how likely they are to be performed and under what circumstances. 3 Answers ...
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SortedList, SortedDictionary and Dictionary

...at SortedList<TKey, TValue> SortedDictionary<TKey, TValue> and Dictionary<TKey, TValue> implement the same interfaces. ...
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How to detect a loop in a linked list?

...ou can make use of Floyd's cycle-finding algorithm, also known as tortoise and hare algorithm. The idea is to have two references to the list and move them at different speeds. Move one forward by 1 node and the other by 2 nodes. If the linked list has a loop they will definitely meet. Else eith...
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Mapping a function on the values of a map in Clojure

... I like this version because it's super short and obvious if you understand all the functions and such it uses. And if you don't it's an excuse to learn them! – Runevault Nov 5 '09 at 3:14 ...
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What is the meaning and difference between subject, user and principal?

...ntext of security frameworks, a few terms commonly occur subject , user and principal , of which I have not been able to find a clear definition and the difference between them. ...
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Using Sass Variables with CSS3 Media Queries

... This is simply not possible. Since the trigger @media screen and (max-width: 1170px) happens on the client-side. Achieving your expected result would only be possible if SASS grabbed all rules and properties in your stylesheet containing your $base_width variable and copied/changed th...
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Running MSBuild fails to read SDKToolsPath

...ed to properly build my .Net 2.0 based website, when compiling with VS2008 and it's associated tools. I've recently upgraded all the project/solution files to VS2010, and now my build fails with the following error: ...
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Saving and loading objects and using pickle

I´m trying to save and load objects using pickle module. First I declare my objects: 7 Answers ...
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Retain precision with double in Java

...of 11.4. Now, a little explanation into why this is happening: The float and double primitive types in Java are floating point numbers, where the number is stored as a binary representation of a fraction and a exponent. More specifically, a double-precision floating point value such as the double...
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What's the difference between emulation and simulation? [duplicate]

In simple understandable terms, what is the difference between the two terms? 10 Answers ...