#clojure

Python to Clojure: A Gentle Guide for Pythonistas

title: "Python to Clojure: A Gentle Guide for Pythonistas" published: true description: "A comprehensive comparison of Python and Clojure, walking through every topic in the official Python tutorial and showing how Clojure approaches the same problem...

Feb 1416 min read

TUthe unnamedtheunnamed.hashnode.dev

Python to Basilisp: Clojure's Brain in Python's Body

title: "Python to Basilisp: Clojure's Brain in Python's Body" published: true description: "A comprehensive comparison of Python and Basilisp — the Clojure dialect that compiles to Python bytecode. Immutable data structures, macros, and the entire Py...

Feb 1419 min read

KGKevin Gathukukevgathuku.dev

Mastering Clojure Iteration: A Practical Guide

You're working with a collection in Clojure and need to iterate over it. You reach for... wait, which one? for map doseq run! In my experience, while the official documentation exists, it's often unclear when to use each construct. This guide b...

Dec 30, 20255 min read

BRBrett Rowberrybrettrowberry.com

Transpose a Matrix in Clojure

Imagine you have rows of letters, numbers, and Greek letters: [[:a :b :c] [:1 :2 :3] [:alpha :beta :gamma]] Now, imagine you want to transpose them: (mapv vector [:a :b :c] [:1 :2 :3] [:alpha :beta :gamma]) ;;=> [[:a :1 :alpha] ;; [:b :2 :beta]...

Nov 6, 20251 min read

BRBrett Rowberrybrettrowberry.com

Binary Search in Clojure

I decided to implement linear search before going after binary search. Now, I’m ready! With linear search, we required the elements be sorted. We didn’t require the elements be bounded. In binary search, the inputs must be bounded because we maintain...

Nov 4, 20252 min read

BRBrett Rowberrybrettrowberry.com

Linear Search in Clojure

I consider myself a classically trained computer scientist. However, I don’t regularly practice implementing algorithms at home. I hope to do more of that! At work, I do much higher level things, like partnering with a product manager, establishing a...

Nov 2, 20253 min read

BRBrett Rowberrybrettrowberry.com

Clojure +, +', and unchecked-add

+ In Clojure core there’s a handy function, +. I’ll bet you know what it does: (+ 1 2 3) ;;=> 6 Let’s introduce a handy function as we explore: (defn value-and-type [& args] (map (juxt identity type) args)) Let’s look at the largest supported L...

Oct 9, 20251 min read

BRBrett Rowberrybrettrowberry.com

Clojure Ratios

Computers do math really quickly. Yet, computers struggle with all kinds of things with math. Take, for example, the simple fraction: 2/3. This should be easy to store right? In most languages, it isn’t. We’re going to use 2/3 throughout all our exam...

Oct 7, 20252 min read

BRBrett Rowberrybrettrowberry.com

Repeating Digits in Clojure

My son asked me if I could make the computer double numbers, like 2 4 6 → 22 44 66 I started with a really ugly solution: (map (fn [x] (parse-long (clojure.string/join "" [(str x) (str x)]))) [2 4 6]) ;;=> (22 4...

Sep 20, 20252 min read

BRBrett Rowberrybrettrowberry.com

Sliding Windows in Clojure

I was doing a little Clojure programming and my son asked me if the computer could make it go 1 2 3, 2 3 4, 3 4 5, … I thought, hmm, that’s a sliding window. Here was my first thought: (->> (range 1 4) (map (fn [x] [x (inc x) (inc (inc x))])))...

Sep 18, 20252 min read

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#clojure

Python to Clojure: A Gentle Guide for Pythonistas

Python to Basilisp: Clojure's Brain in Python's Body