I started my professional career as a web programmer. I learned HTML and Perl for CGI scripts while at my last year in college and the only browser was Mosaic
jQuery had delivered a brand new way to look at a page, its events and its DOM. Netscape 4 (and MSIE 4, 5 and 6) were a memory of the past. Apparently, things had changed a lot also on the language side.
I looked at those scripts and, honestly, I could not make sense of them. Way too many things had changed.
Thanks heaven I found a good book that put me back on track (a high-level track, but nevertheless…):
This is a book that I warmly recommend, but brace for things like: