EPSON DOT matrix char code to set page length in inches (Javascript)51 sec read

Find the list of char codes at So to set the length of a page in number of lines, use var num_lines = 72; String.fromCharCode(27, 67) + String.fromCharCode(num_lines) Going by the char code list to set the length of the page in inches, we should use var page_inches = 12; String.fromCharCode(27, 67, 48) + String.fromCharCode(page_inches); […]

Creating a simple babel plugin1 min read

What will it do? It will change this let content = include_str(‘path to text file’); to this let content = ‘content of text file’; It works just like the rust-lang include_str!() macro. Code While looping through the AST, our code checks for a function call (CallExpression ) named include_str If one is found, we derive the required […]