B-Trees vs. LSM Trees
B-Trees Modern databases are typically represented as B-Trees or LSM Trees (Log structured merge trees). B-trees are "tried and true" data structures that are popular in »
Web Development 101
HTTP vs. HTTPS HTTP stands for Hypertext Transfer Protocol. It typically runs on TCP port 80. It is a protocol for sending data through browsers in »
Bash Syntax, Operators and Notations
Double Dash Used to signify the end of command options, after which only positional arguments are taken. For example, you may want to create an odd »
Javascript Essentials
Hoisting Hoisting is JavaScript's default behavior of moving declarations to the top. Given the following Javascript code, what is the expected output, and why? fcn2(); fcn1( »
String Manipulation in Python 3+
There are a few ways to search for a string in Python (3+): String operations str.find(sub[, start[, end]])] "shadow walker".find('w') => 5 This »