In order to make the project more stable and reliable, ESP8266/Arduino programming recommends avoiding String objects to prevent a memory leak. Is there any idea to replace String objects to char *?

Programming a new microcontroller often takes a longer time due to the new register handling methods and not knowing what bit does exactly what. The same goes for debugging as well without saying.

I'm soooo close to finishing this program, but I can't remember how to do this. I have read a string from a file because I needed to get it one word at a time, so I used <B>>></B>.<BR><BR>So now how ...