equals vs Arrays.equals in Java - Stack Overflow
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 if so, …
Arrays vs Vectors: Introductory Similarities and Differences
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 specify the type …
How do I concatenate two arrays in C#? - Stack Overflow
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 can assert …
Using NumPy to build an array of all combinations of two arrays
My function takes float values given in a 6-dim NumPy array as input. What I tried to do initially was this: First, I created a function that takes two arrays and generate an array with all combinations of values …
How to merge two arrays in JavaScript and de-duplicate items
Oct 18, 2009 · var array3 = ["Vijendra","Singh","Shakya"]; The output array should have repeated words removed. How do I merge two arrays in JavaScript so that I get only the unique items from each …
Array versus List<T>: When to use which? - Stack Overflow
Jan 12, 2009 · Although arrays are not resizable, it is not difficult to have code store an array reference along with the number of elements that are in use, and replace the array with a larger one as required.
c# - Merging two arrays in .NET - Stack Overflow
Sep 12, 2008 · GetLength (0) returns the number of arrays contained within the jagged array. The code first counts the Length of all the arrays, then it initializes a new array based on that size, and starts …
Simplest code for array intersection in javascript
Dec 11, 2009 · What's the simplest, library-free code for implementing array intersections in javascript? I want to write intersection([1,2,3], [2,3,4,5]) and get [2, 3]
What's the simplest way to print a Java array? - Stack Overflow
Arrays.toString As a direct answer, the solution provided by several, including @Esko, using the Arrays.toString and Arrays.deepToString methods, is simply the best. Java 8 - Stream.collect (joining …
Python list vs. array – when to use? - Stack Overflow
Arrays being rich in functionalities and fast, it is widely used for arithmetic operations and for storing a large amount of data - compared to list. Arrays take less memory compared to lists.