ANTLR, ANother Tool for Language Recognition, is a language tool that provides a framework for constructing recognizers, interpreters, compilers, and translators from grammatical descriptions containing actions in a variety of target languages.
ApproachâThe route or walk in to the base of a climb. AscenderâAny mechanical device that slides upward when put on a fixed rope but catches when weight is put on it, allowing a climber to use the rope to move upward or to haul gear. Used in aid climbing, mountaineering rescue and caving.
Rock climbing will certainly do more for upper body muscle than say, cycling. You will see some difference, but you will not really get beyond a novice level of strength. The most efficient way to improve strength is to dedicate training specifically to building strength (i.e. strength training).