Javascript

Anagrams are words that contain the same letters, but in a different order.

Capitalize the first letter of a string.

Printing a series of "#" characters in the shape of a pyramid.

Overview of a stack, including creating, pushing, popping, and peeking.

Weave receives two queues as arguments and combines the contents of each into new, third queue.

Generating and printing the 'n-th' entry in the Fibonacci sequence.

Generating NxN spirals of arrays.

I was reading some code and saw this nullish coalescing operator (??) which I had never seen these before, so I decided to look them up and write a blog post about them. I have always used the logical OR (||) operator to check for null or undefined values, but I learned that there is a better way to do it.