Online courses is the next best option to full-time studies. If you have limited due to work and other responsibilities, simply buy and online course and study at your convenience.
Online courses are available in photography, computers, IT, software, programming, digital marketing, content writing etc., not only in India but at a global level.
For IT and language programming one of the best places is gogotraining.com. They run various offers and their courses are fairly priced. A recent one; you can
learn android programming step by step as low as $30/-
Hope it helps!