Jan 8, 2012 · When comparing arrays in Java, are there any differences between the following 2 statements? Object[] array1, array2; array1.equals(array2); Arrays.equals(array1, array2); And …

Jul 29, 2009 · You can either use array declaration or array literal (but only when you declare and affect the variable right away, array literals cannot be used for re-assigning an array). For …

Feb 26, 2013 · Arrays contain a specific number of elements of a particular type. So that the compiler can reserve the required amount of space when the program is compiled, you must …

Aug 23, 2022 · super mad props for this answer. I've been programming in Python for years and only recently realized that there was an actual Python array object that is different from list …

Oct 10, 2009 · If I alter the test arrays to two sequences from 0 to 99 then I get results similar to this, Concat took 45945ms CopyTo took 2230ms BlockCopy took 1689ms From these results I …

Feb 17, 2012 · On arrays, the default iterator provides the value of each array element ("a", "b", and "c" in the example earlier). Arrays also have three other methods that return iterators: …

Oct 18, 2009 · 2351 To just merge the arrays (without removing duplicates) ES5 version use Array.concat: javascript

Arrays are cumbersome, in most cases you are better off using the Collection API. With Collections, you can add and remove elements and there are specialized Collections for …

How do I convert an array to a list in Java? I used the Arrays.asList() but the behavior (and signature) somehow changed from Java SE 1.4.2 (docs now in archive) to 8 and most …

Computing the difference between two arrays is one of the Set operations. The term already indicates that the native Set type should be used, in order to increase the lookup speed.