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Location: US
Posts: 11
Once installed (or even running from a memory (usb) stick) open the software manager and look for programming tools, pick a popular one. Many also have courses available for free online. Another place to look for courses is Udemy, there are free and low cost courses, also they run offers occationally
Spending a little more, consider going old-school and buy a book from ebay; get yourself a recent Rasberry Pi, you'll find lots of projects and how tos/courses online. (Rasberry Pi's are great controllers if you want to program controllers that drive and control devices.)