Example #1: Read from a list & write to a list
Java Way in Scala
Output: List(Java Programming, Scala Programming, Ruby Programming)
Scala Way in Scala: Using the “map”
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Blog Archives
01: Python Iterators, Generators & Decorators Tutorial
Assumes that Python3 is installed as described in Getting started with Python.
1. Iterators
Iterators don’t compute the value of each item when instantiated. They only compute it when you ask for it.
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01: Scala Functional Programming basics – pure functions, referential transparency & side effects
Q1. What is a pure function?
A1. A pure function is a function where the following conditions are met:
1) The Input solely determines the output.
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02: Coding Scala Way – Recursion & Iterator in FP
This extends Coding Scala Way – Part 1 Can you write the following code written in Java the Scala way? Java coding question on recursion and generics Q. … Read...
02: Python comprehensions tutorial
Q. What is a comprehension?
A. Comprehensions are constructs that allow sequences to be built from other sequences. Python 2.0 introduced list comprehensions and Python 3.0 comes with dictionary,
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02: Scala FP basics: First-class function, higher order function, statements Vs expressions, immutability & recursion
This extends Scala Functional Programming basics – pure functions, referential transparency, side effects, etc.
Q1. What is a first-class function?
A1.
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02B: Scala FP basics: Explain the below Scala code
Q. Can you explain the concepts used in the below code? Output: A. The above code runs the function “(x:Int) =x + 2” … Read more ›...
03: Coding Scala Way – Lazy Eval
Example #6: Lazy initialization & evaluation of code Scala support “views“, which are collections that can be lazily evaluated. One use for views is when you need to traverse a...
03: Python context manager tutorial
Q. What is a Python context manager?
A. The most common use of context managers is to properly manage resources. Context managers are a way of allocating and releasing some sort of resource exactly where you need it.
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03: Q1 – Q6 Scala interview Q&As on Functional Programming
100+ FAQ Scala interview questions answered with code. Learn more about FP – 6 tips to transforming your thinking from OOP/imperative programming to functional programming (i.e. FP). … Read more...
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