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Blackberry
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It Is a programming language that is stack-based, imperative and long-liner. And I wrote this article from my BB 8520.
Instructions
Instructions is base of Blackberry.
Stack
Stack related instructions.
Push/Pop
Push: Pushes data to stack. Pop: Pops data from stack to variable.
Purge/Discard
Discard: Pops (removes) data from stack. Purge: Same with Discard, but clears entire stack.
Dupe/Swap
Dupe: Duplicates top of the stack. Swap: Swaps places of top 2 elements of stack.
Standard IO
Input/Output related instructions.
StdIn/Out
COut: Writes to console. CIn: Reads from console to variable.
FileIn/Out
FOut: Writes to file. FSet: Sets specific variable to handle to that file. FClose: Closes specified handle FIn: Reads from file to variable. FAvail: Pushes 1 if not error occurred, 0 otherwise.
SocketIn/Out
SSet: Creates a socket with specified protocols. SConnect: Connects specified socket to specified address. SAvail: If not error occurred, this pushes 1. SIn: Reads socket. SOut: Writes to socket.
Samples
There's samples.
Hello world
COut "Hello, World!"