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Speed comparison with Project Euler: C vs Python vs Erlang vs Haskell
I have taken Problem #12 from Project Euler as a programming exercise and to compare my (surely not optimal) implementations in C, Python, Erlang and Haskell. In order to get some higher execution times, I search for the first triangle number with more than 1000 divisors instead of 500 as stated...
Can I try/catch a warning?
I need to catch some warnings being thrown from some php native functions and then handle them.
11 Answers
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Convert nested Python dict to object?
I'm searching for an elegant way to get data using attribute access on a dict with some nested dicts and lists (i.e. javascript-style object syntax).
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HTML 5 Favicon - Support?
I was reading the Favicon page on Wikipedia. They mention the HTML 5 spec for Favicon:
2 Answers
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Persist javascript variables across pages? [duplicate]
Is there a way we can persist javascript variables across various pages? Suppose in Page A I am setting window.someVar = 5 . Then I move to Page B, via clicking a hyperlink in A, and do something like alert(window.someVar) -- I should get a message box displaying 5. Is there a technique to persis...
Double decimal formatting in Java
I'm having some problems formatting the decimals of a double. If I have a double value, e.g. 4.0, how do I format the decimals so that it's 4.00 instead?
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How to keep keys/values in same order as declared?
I have a dictionary that I declared in a particular order and want to keep it in that order all the time. The keys/values can't really be kept in order based on their value, I just want it in the order that I declared it.
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Script to get the HTTP status code of a list of urls?
I have a list of URLS that I need to check, to see if they still work or not. I would like to write a bash script that does that for me.
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Having both a Created and Last Updated timestamp columns in MySQL 4.0
I have the following table schema;
11 Answers
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How to limit the amount of concurrent async I/O operations?
Here is the problem, it starts 1000+ simultaneous web requests. Is there an easy way to limit the concurrent amount of these async http requests? So that no more than 20 web pages are downloaded at any given time. How to do it in the most efficient manner?
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