Background on Strings Functionally, strings can represent just about anything that can be encoded as text or bytes. Python’s strings serve the same role as character arrays in languages such as C but they are a higher-level tool than arrays. They are classified as immutable sequences, meaning characters within have a left-to-right positional…

Introduction According to mathematicians, a dot product or scalar product is an operation that takes two equal-length sequence of numbers (aka vector) and returns a single number (aka scalar). The dot product of vector A with vector B is written symbolically as A • B. Algebraically, it is the sum of…

Introduction Projectile motion is a form of motion experienced by an object that is projected near the Earth’s surface and moves along a curved path. This type of motion can also be known as a ballistic trajectory. You encounter it in everyday life in sports such as when someone tries to…

Background on Lambda Functions Usually, a function in Python uses the def statement. Python also provides an expression form that generates function objects. However, it returns the function instead of assigning it to name. That’s why they are known as anonymous (unnamed) functions or lambda functions. The origin of the name comes from a…

We walk through walls, burning heels. Clicking five times, two more than one cares about. A swirling wash of tidal waves, deserted on desert land. We sink under the sand where the shamans lay. Past peyote parties from previous lives lived. The Burning Man stood here. The Burning Man stood here. The…