9951 explained code solutions for 126 technologies
wget https://img.youtube.com/vi/TR2e4b5c4FY/maxresdefault.jpgctrl + cgithub
wget https://img.youtube.com/vi/TR2e4b5c4FY/maxresdefault.jpg
TR2e4b5c4FY
video ID (from youtube.com/watch?v={ID})
youtube.com/watch?v={ID}
maxresdefault.jpg
default thumbnail of highest quality (you can also use 1.jpg, 2.jpg, 3.jpg)
1.jpg
2.jpg
3.jpg