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Overloading and overriding
What is the difference between overloading and overriding.
12 Answers
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Replace Fragment inside a ViewPager
... is another solution that does not need modifying source code of ViewPager and FragmentStatePagerAdapter, and it works with the FragmentPagerAdapter base class used by the author.
I'd like to start by answering the author's question about which ID he should use; it is ID of the container, i.e. ID o...
Gridview height gets cut
...gridview height is always too little, so that it only shows the first row, and a little part of the second.
6 Answers
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Tool for comparing 2 binary files in Windows [closed]
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I prefer to use objcopy to convert to hex, then use diff.
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What is C# analog of C++ std::pair?
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Tuples are available since .NET4.0 and support generics:
Tuple<string, int> t = new Tuple<string, int>("Hello", 4);
In previous versions you can use System.Collections.Generic.KeyValuePair<K, V> or a solution like the following:
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What is the difference between JDK and JRE?
...rver. Why would you need the JDK then? Because the application server will convert JSP into Java servlets and needs to use the JDK to compile the servlets. I am sure that there are more examples.
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Variable length (Dynamic) Arrays in Java
I was wondering how to initialise an integer array such that it's size and values change through out the execution of my program, any suggestions?
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Is there a REAL performance difference between INT and VARCHAR primary keys?
...AR as the primary key for reference lists (think US States, Country Codes) and a coworker won't budge on the INT AUTO_INCREMENT as a primary key for all tables.
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insert vs emplace vs operator[] in c++ map
I'm using maps for the first time and I realized that there are many ways to insert an element. You can use emplace() , operator[] or insert() , plus variants like using value_type or make_pair . While there is a lot of information about all of them and questions about particular cases, I sti...
Do the parentheses after the type name make a difference with new?
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Sometimes the memory returned by the new operator will be initialized, and sometimes it won't depending on whether the type you're newing up is a POD (plain old data), or if it's a class that contains POD members and is using a compiler-generated default constructor.
In C++1998 there are 2 typ...