Answer 1

You should practice😊
Create your own projects, take part in Coding Challenges that are in the Learn section and use these resources for improving coding skills:
https://www.sololearn.com/discuss/437973/?ref=app
Resources for further learning:
https://www.sololearn.com/discuss/580291/?ref=app
If you don't have ideas for projects, then you can find something suitable here:
https://www.sololearn.com/discuss/474481/?ref=app
https://www.sololearn.com/discuss/303539/?ref=app
https://www.sololearn.com/discuss/1037413/?ref=app
https://www.sololearn.com/discuss/187862/?ref=app