Reading and Writing Files

Data is everywhere; in particular, you will find data in files. Product lists, logs, purchases details, survey results, and statistical information are just a few examples of the different kinds of information usually stored in files. This is the list of topics covered in this chapter:

• Introducing the input and output sources
• Reading data from plain files
• Different ways of building the list of input file(s) to read
• Saving data into files
• Different ways for defining where to save the data
• Working with files located in remote sites and the cloud