I’m getting used to it.
In web development, it’s important to accept that everything you know right now will be replaced, altered, improved, updated or removed pretty soon.
You can’t be too attached to your codes. Change is inevitable.
In our industry, things are fast-paced. The best thing to do to keep up to speed in this ever-changing, volatile sea of new information is to read, research, try out things, research some more and repeat these steps all over again.