A recent article reports that an Oracle patent on a fast sorting method has expired, allowing open source databases to use it freely. Mark Callaghan, the inventor behind the sorting algorithm, shows ...

How to find the size of a Java array? To find the size or length of a Java array, follow these four steps Declare a variable of type array. Initialize the Java array to a non-null value. Use the ...

Do you need to know how to sort Java objects in a collection, array, or map? Here's how to use the Comparable and Comparator interfaces and avoid ClassCastExceptions. Programmers frequently need to ...

Community driven content discussing all aspects of software development from DevOps to design patterns. The prefix sum problem in computer science is a popular programming puzzle used to test the ...

In Java, arrays are useful data structures that store elements of the same data type sequentially in memory. Frequently, developers need to determine the size of an array for various reasons like ...

How to return the top or bottom n records without a filter or PivotTable in Excel Your email has been sent Returning the top or bottom n records of a data set in Excel isn’t difficult, and there are ...

How to use the FILTER() dynamic array function in Excel Your email has been sent Filtering is a huge part of many Microsoft Excel sheets, and fortunately, there are ...