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C++ lambda with captures as a function pointer
I was playing with C++ lambdas and their implicit conversion to function pointers. My starting example was using them as callback for the ftw function. This works as expected.
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Case insensitive access for generic dictionary
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There's no way to specify a StringComparer at the point where you try to get a value. If you think about it, "foo".GetHashCode() and "FOO".GetHashCode() are totally different so there's no reasonable way you could implement a case-insensitive get on a case...
Ruby - test for array
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You probably want to use kind_of().
>> s = "something"
=> "something"
>> s.kind_of?(Array)
=> false
>> s = ["something", "else"]
=> ["something", "else"]
>> s.kind_of?(Array)
=> true
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Calculate a MD5 hash from a string
I use the following C# code to calculate a MD5 hash from a string.
It works well and generates a 32-character hex string like this:
900150983cd24fb0d6963f7d28e17f72
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Get Value of a Edit Text field
I am learning how to create UI elements. I have created a few EditText input fields. On the click of a Button I want to capture the content typed into that input field.
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How to skip “Loose Object” popup when running 'git gui'
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Since nobody had yet an answer, I looked into the code to see how to remove the code which shows up that dialog. I found the hint_gc procedure which does it and the place where it is called. At the same time I noticed that lat...
Regular expression to check if password is “8 characters including 1 uppercase letter, 1 special cha
...lar expression you are after will most likely be huge and a nightmare to maintain especially for people who are not that familiar with regular expressions.
I think it would be easier to break your regex down and do it one bit at a time. It might take a bit more to do, but I am pretty sure that main...
What are the differences between Helper and Utility classes?
How determine how call a class XHelper or XUtils ?
5 Answers
5
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How do I implement onchange of with jQuery?
<select> has this API. What about <input> ?
14 Answers
14
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Magic number in boost::hash_combine
The boost::hash_combine template function takes a reference to a hash (called seed ) and an object v . According to the docs , it combines seed with the hash of v by
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