I have a simple textarea (HTML element) with some code in R or Python language (picture 1). I need to highlight the R or Python code (comment, keyword, string, number etc) with line number (picture 2). And also it must be able to perform basic text editor such as copy, paste, select all, undo, redo, find, replace, go to line etc.
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I have learnt recently html ,css and some others skills. But I didn't get any job till [login to view URL] I have learnt that nicely so I want to work for you and I am very much interested in this project.