Memory Resident B+ Trees

Since Bayer & McCreight introduced the family of balanced search tree's collectively known as "B Trees" in their 1972 paper[1], they have traditionally been used as a data structure for external storage devices, which is why they are very often use

Compressed Tries: a Space Efficient key-string Store

Ah tries, the tree structure with a name that nobody can agree on how to pronounce. Oddly spelled name aside, Tries offer a convenient way to implement a collection of strings in a way which supports operations such as finding the longest common prefix

A Simple Mark/Sweep Garbage Collector

When comparing C and C++ to other popular programming languages like Java, C#, and python one of the big issues people bring up is that you "have to" manage dynamic memory manually. Aside from manual memory management not being nearly as big a deal as

Counting Islands with Flood Fill

Sometimes when I'm bored I reach for one of the various books of programming challenges, flip to a random page and work through random problems until I've had enough. This past weekend I flipped to a random page and was greeted

Of Humble Constructs: The Event Loop

Software development is like a 3d-jig saw puzzle. Small "pieces" - in the form of basic instructions - are used to construct larger pieces of increasing complexity, such as sub routines, functions, and objects. At differing lev

Search
Recent Posts
Meta