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.
Learn what bouldering is and how to do this technique for indoor rock climbing in this free indoor rock climbing video lesson. Expert: Hal Thureson. Bio: Hal Thureson is part owner of Vertical Ventures, one of the largest indoor rock climbing gyms in the southeast.1  Sports. 2  Standard YouTube License.earn what bouldering is and how to do this technique for indoor rock climbing in this free indoor rock climbing video lesson. Expert: Hal Thureson. Bio: Hal Thureson is part owner of Vertical Ventures, one of the largest indoor rock climbing gyms in the southeast. 1  Sports.