Difference between size and length methods? - Stack Overflow
Nov 25, 2013 · What is the difference between .size() and .length ? Is .size() only for arraylists and .length only for arrays?
int - What is size_t in C? - Stack Overflow
In this case, depending upon what your use case is, you might be better off using int (or long long) for s1 and s2. There are some functions in C/POSIX that could/should use size_t, but don't because of …
What does the C++ standard say about the size of int, long?
If the size of the int is that important one can use int16_t, int32_t and int64_t (need the iostream include for that if I remember correctly). What's nice about this that int64_t should not have issues on a 32bit …
c++ - Should I use size_t or ssize_t? - Stack Overflow
typedef size_t intc; // (instead of unsigned int) typedef ssize_t uintc; // (instead of int) Because strlen, string, vector... all use size_t, so I usually use size_t. And I only use ssize_t when it may be negative. …
sql - Postgres DB Size Command - Stack Overflow
Sep 20, 2013 · What is the command to find the size of all the databases? I am able to find the size of a specific database by using following command: select pg_database_size('databaseName');
Size function in matlab - Stack Overflow
As you know, matlab deals mainly with matrices. So, the size function gives you the dimension of a matrix depending on how you use it. For example: 1. If you say size(A), it will give you a vector of …
What's the difference between size_t and int in C++?
In several C++ examples I see a use of the type size_t where I would have used a simple int. What's the difference, and why size_t should be better?
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 by libraries. …
What's sizeof(size_t) on 32-bit vs the various 64-bit data models?
So, the size of size_t is not specified, only that it has to be an unsigned integer type. However, an interesting specification can be found in chapter 7.18.3 of the standard: limit of size_t SIZE_MAX …
Initializing the size of a C++ vector - Stack Overflow
1 You initialize the size when you have a good idea of the number of elements that you need to store in the vector. If you are retrieving data from database or other source for instance that you know has …