
equals vs Arrays.equals in Java - Stack Overflow
Jan 9, 2020 · 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 …
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 …
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 …
How do I use arrays in C++? - Stack Overflow
150 Programmers often confuse multidimensional arrays with arrays of pointers. Multidimensional arrays Most programmers are familiar with named multidimensional arrays, but many are …
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]
java - Make copy of an array - Stack Overflow
Arrays.copyOf (): If you want to copy first few elements of an array or full copy of array, you can use this method. Obviously it’s not versatile like System.arraycopy () but it’s also not confusing …
Arrays.fill with multidimensional array in Java - Stack Overflow
Aug 19, 2011 · 4 Multidimensional arrays are just arrays of arrays and doesn't check the type of the array and the value you pass in (this responsibility is upon the developer). Thus you can't …
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 …
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 …
How do I declare an array in Python? - Stack Overflow
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 …