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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...
How to sort with a lambda?
I'd like to use a lambda function to sort custom classes in place of binding an instance method. However, the code above yields the error:
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What's the difference between “mod” and “remainder”?
My friend said that there are differences between "mod" and "remainder".
5 Answers
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Append TimeStamp to a File Name
I have come across this problem several times in which I would like to have multiple versions of the same file in the same directory. The way I have been doing it using C# is by adding a time stamp to the file name with something like this DateTime.Now.ToString().Replace('/', '-').Replace(':', '.')...
How do I print the elements of a C++ vector in GDB?
I want to examine the contents of a std::vector in GDB, how do I do it? Let's say it's a std::vector<int> for the sake of simplicity.
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Change text color of one word in a TextView
I am looking for a way to change the color of a text of a single word in a TextView from within an Activity .
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Debugging “Element is not clickable at point” error
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Running a cron job on Linux every six hours
How can I run command every six hours every day?
7 Answers
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How to define different dependencies for different product flavors
I am converting one of my apps to Gradle and would like to use the new build flavor features to have a paid and a free ad based flavor.
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Enums and Constants. Which to use when?
I was doing some reading on enums and find them very similar to declaring constants. How would I know when to use a constant rather than an enum or vice versa. What are some of the advantages of using enums?
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