Samuel Kendrick articles - 12 total
A math game called 0-20
I take my 4 year old to a math circle at a nearby university. If you don't know what a math circle...
?? in JavaScript: the nullish coalescing operator.
0 ?? "default"; // 0 false ?? "default"; // false [] ?? "default" // [] /** ⚠️ Pay attention. ...
A rambling test-first example
You've been assigned at ticket! Check it out:...
How can I get draggable items to stack on top of each other using react-draggable?
Hey! Check out my PR: https://github.com/VEuPathDB/CoreUI/pull/140/files In it I've added a general...
Rubber Duck Driven Development: A general purpose draggable menu.
Song I listened to while starting:...
The number of elements in a power set of size <= 1 is the size of the original set + 1 more element: the empty set .
Suppose ∣A∣=m|A|=m∣A∣=m . What is the size of this set: ∣{X∈P(A)∈:∣X∣≤1}∣ | \{X \in \maths...
Sorting ISO 8601 timestamps
Let's suppose I have a list of timestamps: timestamps = [ '2020-06-02T16:47:50Z', '2020-05-08T0...
The Cartesian product of a set and the empty set
The cartesian product of a set and the empty set, but why?
Any tree with at least two vertices must have at least two vertices of degree one.
Let's prove this proposition about trees by contradiction.
Exploring the definition of a tree
Let's look at why trees are defined the way they are in graph theory.
Handshaking lemma / Degree sum formula
Exploring the degree sum formula and what it tells us about simple graphs.
How many squares of any size are there on an 8x8 chessboard?
A problem illustrating some principles of discrete math