To use Code Blocks, write or paste your code in the document. Once you have the code in place, select the complete section of code and then: Select the language from the Language dropdown.

Find out by using Python’s built-in profiler to locate bottlenecks in your Python code Credit: Thinkstock Python may not be the fastest language around, but it is often fast enough.

If you’re an R programmer hoping to try GitHub Copilot, you’ll need to use Microsoft’s Visual Studio Code. Here’s how to set up and use VS Code for R.

Essentially, these are blocks of Python code that only run when required to perform a task. To prevent your program from becoming bulky and slow, calling functions is something you should learn.