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 …
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 …
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');
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?
shell - Check folder size in Bash - Stack Overflow
I'm trying to write a script that will calculate a directory size and if the size is less than 10GB, and greater then 2GB do some action. Where do I need to mention my folder name? # 10GB SIZE="
Centos/Linux setting logrotate to maximum file size for all logs
Nov 23, 2013 · It specifies the size of the log file to trigger rotation. For example size 50M will trigger a log rotation once the file is 50MB or greater in size. You can use the suffix M for megabytes, k for …
What's sizeof(size_t) on 32-bit vs the various 64-bit data models?
An individual process in an OS might only be allowed to reserve up to 4GB RAM or less, which means size_t would only need to be 32-bit while pointers are 64-bit. 32-bit wide size_t wouldn't necessarily …
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 …