page-numbering

问题 I am creating some PDF reports using iText in Java. According to the requirements, what I should do is to number pages in the format of page_number/page_numbers_in_total . However, memory operations burden my project. Hence, I don't want to go over all the pages again in order to number them. Is there any method to achieve that? 回答1: Have a look at this example, which sets a similar header ( "Page X of Y" ): You'll see that the onEndPage method prints the "Page X of " , and the

问题 My code successfully scrapes the tr align=center tags from [ http://my.gwu.edu/mod/pws/courses.cfm?campId=1&termId=201501&subjId=ACCY ] and writes the td elements to a text file. However, there are multiple pages available at the site above in which I would like to be able to scrape. For example, with the url above, when I click the link to "page 2" the overall url does NOT change. I looked at the page source and saw a javascript code to advance to the next page. How can my code be changed to