{"chapters":["welcome aboard!","meet antlr","the big picture","a quick tour","designing grammars","exploring some real grammars","decoupling grammars and application-specific code","building some real language applications","error reporting and recovery","altering the parse with semantic predicates","wielding lexical black magic","exploring the runtime api","removing direct left-recursion","attributes and actions","grammar reference","handling left-recursive rules","multi-stage grammars","building language applications","getting started with antlr","key language concepts and terminology","practicing lexical black magic","debugging grammars","acknowledgments","preface","the nature of computer languages","simultaneously parsing multiple languages","building recognizers for common language structures","building recognizers","a quick tour for the impatient","antlr grammars","antlr grammar-level options","tree construction","tree grammars","generating structured text with templates and grammars"],"weeks":["2011-03-23","2011-03-30","2011-04-06","2011-04-13","2011-04-20","2011-04-27","2011-05-04","2011-05-11","2011-05-18","2011-05-25","2011-06-01","2011-06-08","2011-06-15","2011-06-22","2011-06-29","2011-07-06","2011-07-13","2011-07-20","2011-07-27","2011-08-03","2011-08-10","2011-08-17","2011-08-24","2011-08-31","2011-09-07","2011-09-14","2011-09-21","2011-09-28","2011-10-05","2011-10-12","2011-10-19","2011-10-26","2011-11-02","2011-11-09","2011-11-16","2011-11-23","2011-11-30","2011-12-07","2011-12-14","2011-12-21","2011-12-28","2012-01-04","2012-01-11","2012-01-18","2012-01-25","2012-02-01","2012-02-08","2012-02-15","2012-02-22","2012-02-29","2012-03-07","2012-03-14","2012-03-21","2012-03-28","2012-04-04","2012-04-11","2012-04-18","2012-04-25","2012-05-02","2012-05-09","2012-05-16","2012-05-23","2012-05-30","2012-06-06","2012-06-13","2012-06-20","2012-06-27","2012-07-04","2012-07-11","2012-07-18","2012-07-25","2012-08-01","2012-08-08","2012-08-15","2012-08-22","2012-08-29","2012-09-05","2012-09-12","2012-09-19"],"counts":[[[22,303],[23,1777],[18,3037],[24,6918],[28,5542],[29,7382],[30,2791],[13,6169],[31,6708],[32,2640],[33,7048],[8,4826]],[[22,303],[23,1777],[18,3037],[24,6918],[28,5542],[29,7382],[30,2791],[13,6169],[31,6708],[32,2640],[33,7057],[8,4826]],[[22,303],[23,1777],[18,3037],[24,6918],[28,5542],[29,7382],[30,2791],[13,6169],[31,6708],[32,2640],[33,7057],[8,4826]],[[22,303],[23,1777],[18,3037],[24,6918],[28,5542],[29,7382],[30,2791],[13,6169],[31,6708],[32,2640],[33,7057],[8,4826]],[[22,303],[23,1777],[18,3037],[24,6914],[28,5542],[29,7384],[30,2791],[13,6169],[31,6708],[32,2640],[33,7041],[8,4826]],[[22,303],[23,1777],[18,3037],[24,6914],[28,5542],[29,7384],[30,2791],[13,6169],[31,6708],[32,2640],[33,7041],[8,4826]],[[22,303],[23,1777],[18,3037],[24,6914],[28,5542],[29,7384],[30,2791],[13,6169],[31,6708],[32,2640],[33,7041],[8,4826]],[[22,303],[23,1777],[18,3037],[24,6914],[28,5542],[29,7384],[30,2791],[13,6169],[31,6708],[32,2640],[33,7041],[8,4826]],[[22,303],[23,1777],[18,3037],[24,6914],[28,5542],[29,7384],[30,2791],[13,6169],[31,6708],[32,2640],[33,7041],[8,4826]],[[22,303],[23,1777],[18,3037],[24,6914],[28,5542],[29,7384],[30,2791],[13,6169],[31,6708],[32,2640],[33,7041],[8,4826]],[[22,303],[23,1777],[18,3037],[24,6914],[28,5542],[29,7384],[30,2791],[13,6169],[31,6708],[32,2640],[33,7041],[8,4826]],[[22,303],[23,1777],[18,3037],[24,6914],[28,5542],[29,7384],[30,2791],[13,6169],[31,6708],[32,2640],[33,7041],[8,4826]],[[22,303],[23,1777],[18,3037],[24,6914],[28,5542],[29,7384],[30,2791],[13,6169],[31,6708],[32,2640],[33,7041],[8,4826]],[[22,303],[23,1777],[18,3037],[24,6914],[28,5542],[29,7384],[30,2791],[13,6169],[31,6708],[32,2640],[33,7041],[8,4826]],[[22,303],[23,1777],[18,3037],[24,6914],[28,5542],[29,7384],[30,2791],[13,6169],[31,6708],[32,2640],[33,7041],[8,4826]],[[22,303],[23,1777],[18,3037],[24,6914],[28,5542],[29,7384],[30,2791],[13,6169],[31,6708],[32,2640],[33,7041],[8,4826]],[[22,303],[23,1777],[18,3037],[24,6914],[28,5542],[29,7384],[30,2791],[13,6169],[31,6708],[32,2640],[33,7041],[8,4826]],[[22,303],[23,1777],[18,3037],[24,6914],[28,5542],[29,7384],[30,2791],[13,6169],[31,6708],[32,2640],[33,7041],[8,4826]],[[22,303],[23,1777],[18,3037],[24,6914],[28,5542],[29,7384],[30,2791],[13,6169],[31,6708],[32,2640],[33,7041],[8,4826]],[[22,303],[23,1777],[18,3037],[24,6914],[28,5542],[29,7384],[30,2791],[13,6169],[31,6708],[32,2640],[33,7041],[8,4826]],[[22,303],[23,1777],[18,3037],[24,6914],[28,5542],[29,7384],[30,2791],[13,6169],[31,6708],[32,2640],[33,7041],[8,4826]],[[22,303],[23,1777],[18,3037],[24,6914],[28,5542],[29,7384],[30,2791],[13,6169],[31,6708],[32,2640],[33,7041],[8,4826]],[[22,303],[23,1777],[18,3037],[24,6914],[28,5542],[29,7384],[30,2791],[13,6169],[31,6708],[32,2640],[33,7041],[8,4826]],[[22,303],[23,1777],[18,3037],[24,6914],[28,5542],[29,7384],[30,2791],[13,6169],[31,6708],[32,2640],[33,7041],[8,4826]],[[22,303],[23,1777],[18,3037],[24,6914],[28,5542],[29,7384],[30,2791],[13,6169],[31,6708],[32,2640],[33,7041],[8,4826]],[[22,303],[23,1777],[18,3037],[24,6914],[28,5542],[29,7384],[30,2791],[13,6169],[31,6708],[32,2640],[33,7041],[8,4826]],[[22,303],[23,1777],[18,3037],[24,6910],[28,5542],[29,7370],[30,2783],[13,6169],[31,6708],[32,2640],[33,7041],[8,4826]],[[22,303],[23,1777],[18,3037]],[[22,303],[23,1777],[18,3037]],[[22,303],[23,1777],[18,3037],[8,4855]],[[22,303],[23,1777],[18,3037],[8,4137]],[[22,303],[23,1777],[18,3037],[8,4137]],[[22,303],[23,1777],[18,3037],[8,4643]],[[22,303],[23,1777],[18,3037],[8,4541]],[[22,303],[23,1777],[18,3037],[8,6555]],[[22,303],[23,1777],[18,3037],[8,6977]],[[22,303],[23,1777],[18,3037],[8,6976],[9,480]],[[22,303],[23,1777],[18,3037],[8,6976],[9,480]],[[22,303],[23,1777],[18,3037],[8,6976],[9,480]],[[22,303],[23,1778],[18,3037],[24,6915],[26,1912],[8,6976],[9,480]],[[22,303],[23,1778],[18,3037],[24,6915],[26,5577],[27,435],[8,6976],[9,484]],[[22,303],[23,1778],[18,3037],[24,6915],[26,5646],[27,1051],[8,6976],[2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