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When is memoization automatic in GHC Haskell?
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GHC does not memoize functions.
It does, however, compute any given expression in the code at most once per time that its surrounding lambda-expression is entered, or at most once ever if it is at top level. Determining where the lambda-expressions are can...
What is in your Mathematica tool bag? [closed]
We all know that Mathematica is great, but it also often lacks critical functionality. What kind of external packages / tools / resources do you use with Mathematica?
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Java: difference between strong/soft/weak/phantom reference
I have read this article about the topic, but I don't really understand it.
Please give me some advice along with examples when describing the concepts.
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Fastest way to reset every value of std::vector to 0
...t every value of a std::vector<int> to 0 and keeping the vectors initial size ?
6 Answers
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XmlSerializer giving FileNotFoundException at constructor
An application I've been working with is failing when I try to serialize types.
18 Answers
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Getting jQuery to recognise .change() in IE
...ry to hide and show elements when a radio button group is altered/clicked. It works fine in browsers like Firefox, but in IE 6 and 7, the action only occurs when the user then clicks somewhere else on the page.
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Windows equivalent of the 'tail' command
...follow
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edited Apr 28 '15 at 16:47
answered Aug 18 '09 at 16:48
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“Java DateFormat is not threadsafe” what does this leads to?
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Let's try it out.
Here is a program in which multiple threads use a shared SimpleDateFormat.
Program:
public static void main(String[] args) throws Exception {
final DateFormat format = new SimpleDateFormat("yyyyMMdd");
Ca...
Can't connect to local MySQL server through socket homebrew
I recently tried installing MySQL with homebrew ( brew install mysql ) and when I try to run it I get the following error:
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Run php script as daemon process
I need to run a php script as daemon process (wait for instructions and do stuff). cron job will not do it for me because actions need to be taken as soon as instruction arrives. I know PHP is not really the best option for daemon processes due to memory management issues, but due to various reasons...