My Own Programming Language and Flex+Bison with samples

Ebook: "Compiler Construction Using Flex And Bison"

Example: https://github.com/devaigergely81/flex-bison-example

Tutorial: FreecodeCamp

Article: https://gnuu.org/2009/09/18/writing-your-own-toy-compiler/

Article: "Writing A Simple Programming Language"

Article: "Introduction to Flex And Bison"