First of all have a look at the following code (in this code shape is the base class and line is the derived class)
An off-side language is the one where ...the scope of declarations (a block) in that language is expressed by their indentation.
The return value of a function is usually stored on the stack or in a register. But for a large structure, it has to be on the stack. How much copying has to happen in a real compiler for this code? O
Is LALR(2) able to handle the dangling else case naturally (without any special rules, as开发者_开发百科 with LALR(1))?
Consider a game similar to pac-mac that we want to represent it with an FSA graph. We have a maze (table) and there are berries into it in random positions. The goal is to eat all the berries in the m
In school we were assigned to design a language and then to implement it, (I\'m having so much fun implementing it =)). My teacher told us to use yacc/lex, but i decided to go with java + regex API, h