This article shows you how to calculate the standard deviation of a given list of numerical values in Python. Definition and Problem Formulation The standard deviation is defined as the square root of the variance. In case you’ve attended your last statistics course a few years ago, let’s quickly recap the definition of variance: variance … Read more
Before we learn about the money, let’s get this question out of the way: What Is Wt? Let’s have a look at the definition from the official Wt website: Develop web applications in C++ Wt (pronounced “wee-tee”) is a web GUI library in modern C++. Quickly develop highly interactive web UIs with widgets, without having … Read more
Before we learn about the money, let’s get this question out of the way: What Is Grok? Let’s have a look at the definition from the official Grok website: Grok is a web application framework for Python developers. It is aimed at both beginners and very experienced web developers. Grok has an emphasis on agile … Read more
Before we learn about the money, let’s get this question out of the way: What Is Dancer2? Let’s have a look at the definition from the official Dancer2 website and the docs (highlights by me): Dancer2 is a micro-web framework, written in the Perl programming language, and is modeled after a Ruby web application framework … Read more
Before we learn about the money, let’s get this question out of the way: What Is Ratpack? Let’s have a look at the definition from the official Ratpack website and the docs: Ratpack is a set of Java libraries for building scalable HTTP applications. It is a lean and powerful foundation, not an all-encompassing framework. … Read more
Before we learn about the money, let’s get this question out of the way: What Is Zope? Let’s have a look at the definition from the official Zope website: Zope is a free and open-source web application server written in the object-oriented programming language Python. Since its release in 1998, Zope continues to grow into … Read more
Before we learn about the money, let’s get this question out of the way: What Is CompoundJS? Let’s have a look at the definition from the official CompoundJS website: The compound framework is a framework for creating interactive web applications based on JavaScript. Compound’s formula is ExpressJS + structure + extensions. Where structure is the … Read more
The question reveals that there may be some gap in understanding the basics of Python’s regular expression library. How to match an exact word or string using a regular expression in Python? So if you’re an impatient person, here’s the short answer: To match an exact string ‘hello’ partially in ‘hello world’, use the simple … Read more
Before we learn about the money, let’s get this question out of the way: What Is servant? Let’s have a look at the definition from the official servant website: servant is a set of packages for declaring web APIs at the type-level and then using those API specifications to: write servers (this part of servant … Read more
Before we learn about the money, let’s get this question out of the way: What Is Catalyst? Let’s have a look at the definition from the official Catalyst website: Catalyst is an open-source Perl MVC web framework for rapid development and clean design without forcing rules. We keep things small and simple. This gives us … Read more
Before we learn about the money, let’s get this question out of the way: What Is Kemal? Let’s have a look at the definition from the official Kemal website: Kemal is a Fast, Effective, Simple web framework written in Crystal. Crystal is a new programming language inspired by Ruby. Now that you know about what … Read more
Before we learn about the money, let’s get this question out of the way: What Is TurboGears? Let’s have a look at the definition from the official TurboGears website: “TurboGears 2 is built on top of the experience of several next generation web frameworks including TurboGears 1 (of course), Django, and Rails. All of these … Read more