Hi, mastering JavaScript is critical if you want to be a modern, professional developer: www.udemy.com/course/professional-javascript-course/?referralCode=0C1D5752923168BC87C2 Also, if you are a front-end developer then mastering CSS (including Flexbox, CSS Grid, etc.) is equally important: www.udemy.com/course/professional-css/?referralCode=4C3C08E82629E6B15752
The biggest frustration as a new coder...looking away for 1.5 seconds from the tutorial to check my code. Come back to the video and there are 30 additional lines of code. Shortcuts and hot keys and...your half way through the CSS now.