Strongly agree with this recommendation. I ran through regexone.com once, and even though I already knew regexes, it helped me fill in some stuff I had gotten r

Strongly agree with this recommendation. I ran through regexone.com once, and even though I already knew regexes, it helped me fill in some stuff I had gotten rusty on. I highly recommend the lessons. If you do them, I also highly recommend donating the recommended $4 via Paypal (or more), although it's technically free to use. It's well worth it.