Here are some links to resources for learning programming like C++ or C: http://pleac.sourceforge.net/ https://github.com/Michael0x2a/curated-programming-resources/blob/master/resources.md#c-1 https://github.com/progdisc/resources#c-2 https://en.wikibooks.org/wiki/Subject:C%2B%2B_programming_language https://github.com/angrave/SystemProgramming/wiki/C-Programming,-Part-1:-Introduction https://github.com/EbookFoundation/free-programming-books/ https://www.codecademy.com/ https://www.coursera.org/courses?languages=en&query=c https://www.udemy.com/course/c-programming-for-beginners/ These are for C based examples, but might be useful since the languages are so similar: https://github.com/rby90/Project-Based-Tutorials-in-C https://helderman.github.io/htpataic/htpataic01.html https://buildyourownlisp.com/
Check Dave’s Garden ( https://davesgarden.com/ ) for seed catalogs. They also have reviews and discussion forums.