B01 Introduction to Clojure
- Buy now
- Learn more
Day 1: Syntax and REPL

Read Eval Print Loop (REPL)
Baking cookies - Calling functions
Exercise 1.1 – baking a cake
Defining functions with defn
Exercise 1.2 – several `add-` functions
Refactoring bake-cookies
Exercise 1.3 – bake-cake
Conditional branching with cond
Exercise 1.4 – rewrite bake-cake
Exercise 1.5 – scooped?
Exercise 1.6 – squeezed?
Two-branch conditionals with if and do
Exercise 1.7 – add-scooped and add-squeezed
Some convenience functions – bowl-for and add
Looping a fixed number of times – dotimes
Exercise 1.8 – add- functions
Exercise 1.9 – rewrite bake-cake
Accepting varying numbers of arguments – variadic functions
Exercise 1.10 – rewrite add to be variadic
Exercise 1.11 – rewrite bake-cake
Exercise 1.12 – rewrite bake-cookies
Conclusion
Day 2: Data Structures and Editor

Introduction to Day 2
Moving between locations
Sets and defining variables
Exercise 2.1
Exercise 2.2
Exercise 2.3
Maps and looping over collections
Get morning orders
Defining local variables with let
Exercise 2.4
Functional programming and data-driven programming
Nesting loops with doseq
Fetching ingredients
Refactoring fetch-for-cake to use fetch-ingredients
Merging maps with merge-with
Exercise 2.7
Modifying the values of a map with update-vals
Defining inline anonymous functions with fn
Exercise 2.8
Exercise 2.9
Converting a sequence of values to another sequence with map
Summing up with reduce
Exercise 2.10
Exercise 2.11
Generating a sequence of numbers with range
Concatenating two lists together with cat
Exercise 2.12
Day 2 Conclusion
Day3: Data-Driven Programming

Introduction to Day 3
Exercise 3.1
Exercise 3.2
Exercise 3.3
Exercise 3.4
Creating our first recipe in the database
Exercise 3.5
Exercise 3.6
Exercise 3.7
Removing unused code
Exercise 3.8
Exercise 3.9
Exercise 3.10
Exercise 3.11
Exercise 3.12
Dispatching to the correct add function
Exercise 3.13
BONUS Reading and writing EDN
BONUS Making code read top to bottom with thread last
Conclusion

Exercise 3.10

Lesson unavailable

Please login to your account or buy the course.