there are the most 2 important programming languages
python
php
well python is easy to learn and its applications are huge if u compare with the number of users using it
well in case of php its huge but easy to learn but i dont think there are much jobs in php
kudoos

And for python we can say that is smart choice? Why?
What about C++ and Java? They are very hard for learning, but we can see there is great demand,
freelancing jobs on net are very popular now.
https://www.freelancer.com/jobs/CPlusPlus-Programming/1/