摘要:
http://stackoverflow.com/questions/26383926/luhn-algorithm-java 1 static boolean luhn(String pnr){ 2 // this only works if you are certain all inp... 阅读全文
摘要:
1.解压缩n Linux and Mac OS X (Darwin): Download the appropriate package from this page. Open a terminal window. Go to the directory to which you download... 阅读全文
摘要:
subclass UIButton类 重载drawrect方法:- (void)drawRect:(CGRect)rect { // Get the Render Context CGContextRef ctx = UIGraphicsGetCurrentContext(); // Measure the font size, so the line fits the text. // Could be that "titleLabel" is something else in other classes like U... 阅读全文