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Check if a Class Object is subclass of another Class Object in Java
I'm playing around with Java's reflection API and trying to handle some fields. Now I'm stuck with identifying the type of my fields. Strings are easy, just do myField.getType().equals(String.class) . The same applies for other non-derived classes. But how do I check derived classes? E.g. LinkedLi...
What is the exact problem with multiple inheritance?
I can see people asking all the time whether multiple inheritance should be included into the next version of C# or Java. C++ folks, who are fortunate enough to have this ability, say that this is like giving someone a rope to eventually hang themselves.
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Why should I avoid multiple inheritance in C++?
Is it a good concept to use multiple inheritance or can I do other things instead?
15 Answers
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How to convert a factor to integer\numeric without loss of information?
When I convert a factor to a numeric or integer, I get the underlying level codes, not the values as numbers.
10 Answers
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Sort Go map values by keys
When iterating through the returned map in the code, returned by the topic function, the keys are not appearing in order.
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Flatten nested dictionaries, compressing keys
Suppose you have a dictionary like:
28 Answers
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Verifying that a string contains only letters in C#
I have an input string and I want to verify that it contains:
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How can I process each letter of text using Javascript?
I would like to alert each individual letter of a string, but I am unsure how to do this.
23 Answers
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Is it possible to create static classes in PHP (like in C#)?
I want to create a static class in PHP and have it behave like it does in C#, so
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