require 'pdf/charts/stddev' pdf = PDF::Writer.new chart = PDF::Charts::StdDev.new p chart.label chart.label = PDF::Charts::StdDev::Label.new do |label| label.height = 25 label.background_color = Color::RGB::Blue label.text_color = Color::R…

Java FAQ：S011 Q-16 class C2008042801 { static void bar() { System.out.println("bar"); } } public class C2008042800 { static void foo() { System.out.println("foo"); } public static void main(String[] args) { foo(); C2008042801.bar(); } } …

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