Reduce by Combining and Filtering and Common Trade Offs

Sometimes we want to work with multiple Observable sequences, reacting to new elements emitted from one or more of those sequences. There are a handful of operators that combine Observable sequences in a variety of ways. In this chapter, we will explore such operators that allow us to combine and filter Observable sequences.

In this chapter, we will cover the following topics:

  • Concatenating and prefixing
  • Merging
  • Zipping
  • Performing side effects
  • Creating a demo application to cover all the topics covered so far

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