How to create an array containing 1...N - Stack Overflow
Why go through the trouble of Array.apply(null, {length: N}) instead of just Array(N)? After all, both expressions would result an an N -element array of undefined elements. The difference is that …
Which comes first in a 2D array, rows or columns?
Jul 25, 2012 · When creating a 2D array, how does one remember whether rows or columns are specified first?
How do I declare an array in Python? - Stack Overflow
Aug 23, 2022 · The array structure has stricter rules than a list or np.array, and this can reduce errors and make debugging easier, especially when working with numerical data.
How do I create an array in Unix shell scripting? - Stack Overflow
Dec 10, 2009 · To clarify the above comment, the issue with the question is that there is no such thing as "Unix shell [scripting]". Instead, there are multiple shells, with a POSIX-compatible …
javascript - Array.size () vs Array.length - Stack Overflow
May 25, 2017 · The OP was asking 'Array.size () vs Array.length'. From the previous discussions, it was make clear, that the 'size' Function is not part of standard JavaScript but implemented …
How to loop through array in jQuery? - Stack Overflow
Oct 15, 2010 · Specifically, for..in loops through the enumerable property names of an object (not the indexes of an array). Since arrays are objects, and their only enumerable properties by …
Arrays vs Vectors: Introductory Similarities and Differences
Feb 26, 2013 · What are the differences between an array and a vector in C++? An example of the differences might be included libraries, symbolism, abilities, etc. Array Arrays contain a …
How do I declare and initialize an array in Java? - Stack Overflow
Jul 29, 2009 · An array can contain primitives data types as well as objects of a class depending on the definition of the array. In case of primitives data types, the actual values are stored in …
syntax - C++ array initialization - Stack Overflow
Dec 17, 2009 · This will default-initialize an array of any type (assuming the elements allow default initialization), which means that for basic (scalar) types the entire array will be properly …
Difference between array [i] [:] and array [i,:] - Stack Overflow
May 17, 2017 · 4 x[:] makes a shallow copy of a list, but is virtually useless when x is an array. It makes a new view - same data and shape, but different array object. If that's confusing you …