* Add screencast resource for "The Rust Lang Book" by lets get rusty for the rust language
* fix the error : "free-programming-books/casts/free-podcasts-screencasts-en.md
427:1-430:128 warning Alphabetical ordering: swap l.430 and l.429 alphabetize-lists remark-lint
427:1-430:128 warning Incorrect number of blank lines between last section and next heading blank-lines-1-0-2 remark-lint"
* Add screencast resource for "Memory Management" by Let's Get Rusty
Remove duplicate entry for "The Rust Lang Book" in podcasts
* Remove unnecessary blank line before "Spark" section in free-courses-en.md
a52d75f159