require 'pdf/charts/stddev' pdf = PDF::Writer.new chart = PDF::Charts::StdDev.new p chart.inner_borders p chart.outer_borders chart.data << PDF::Charts::StdDev::DataPoint.new(1, 4.0000, 0.5774) chart.render_on pdf pdf.save_as("2008042900.p…

Java FAQ：S011 Q-17まんま class C2008042901 { static void method1() { method2(); } static void method2() { System.out.println("Super#method2()"); } } class C2008042902 extends C2008042901 { static void method2() { System.out.println("Sub#m…

「lex.lex(optimize=1)」「yacc.yacc(optimize=1)」 #!/usr/bin/env python import ply.lex as lex tokens = ( 'A', 'B', 'C', ) t_A = r'A' t_B = r'B' t_C = r'C' t_ignore = " \t" def t_error(t): print "Illegal character '%s'" % t.value[0] t.lexer.…