With this article, we continue our journey through the realm of Solidity data types. 👉 Recommended Tutorial: Solidity Basic Data Types This time, we will focus on fixed point numbers, address types and address type members, and investigate when, how, and why they are used. Traditionally, our articles are running alongside the official Solidity documentation … Read more
This is in continuation of our DeFi series. In this post, we look at yet another decentralized lending and borrowing platform Aave. 🪙 Full DeFi Course: Click the link to access our free full DeFi course that’ll show you the ins and outs of decentralized finance (DeFi). Aave Aave launched in 2017 is a DeFi … Read more
Python gets updated roughly once per year with a major update and security fixes. So, Python’s update cycle is 12 months. The end-of-life, i.e., the period during which one Python version is supported, is normally set to 5 years. The following graphic shows a great screenshot of supported and unsupported Python versions at the time … Read more
This article will show you how to retrieve a single generator element in Python. Before moving forward, let’s review what a generator does. Quick Recap Generators 💡 Definition Generator: A generator is commonly used when processing vast amounts of data. This function uses minimal memory and produces results in less time than a standard function. … Read more
Welcome to the bonus content of “The Book of Dash”. 🤗 Here you will find additional examples of Plotly Dash components, layouts and style. To learn more about making dashboards with Plotly Dash, and how to buy your copy of “The Book of Dash”, please see the reference section at the bottom of this article. … Read more
Coding Challenge 💬 Coding Challenge: Given a nested Python list, i.e., a list of lists. How to convert it to a string list, so that each inner list becomes a single string? Consider the following examples: 1. Input: [[‘h’, ‘e’, ‘l’, ‘l’, ‘o’], [‘w’, ‘o’, ‘r’, ‘l’, ‘d’]] Output: [‘hello’, ‘world’] 2. Input: [[‘h’, ‘i’], … Read more
In this article, you will learn how to send a POST request using the urllib library in Python. Once you have gone through the procedure to send POST requests via urllib, we will also have a look at how to send POST requests using the requests library which is used to handle GET and POST … Read more
Python provides three ways to stop a for loop: The for loop ends naturally when all elements have been iterated over. After that, Python proceeds with the first statement after the loop construct. The keyword break terminates a loop immediately. The program proceeds with the first statement after the loop construct. The keyword continue terminates … Read more
Types are among the most important building blocks of a statically-typed programming language, and since Solidity falls into that category, we finally have the opportunity to entertain ourselves with this crucial topic. By learning about types, we’ll get more closely familiar with the Solidity features that are based on idiosyncrasies of a particular data type. … Read more
Problem Formulation and Solution Overview This article will show you how to save a flat-text file to another folder in Python. At some point, you may need to write the contents of a flat-text file from one location to another. This can be done in various ways, as shown below in our examples. For this … Read more
Some time ago, we discovered how to send an email with Python using smtplib, a built-in email module. Back then, the focus was made on the delivery of different types of messages via SMTP server. Today, we prepared a similar tutorial but for Django. This popular Python web framework allows you to accelerate email delivery … Read more
In this article, we’ll take a detailed look at the structure of a smart contract (docs). 💡 We’ll learn about state variables, functions, function modifiers, events, errors, struct types, and enum types. We have recognized most of these elements in action in the previous articles, especially in the ones where we had real examples of … Read more