Story: This series of articles assume you are an employee of the City of Sacramento’s IT Department. At the end of each month, a CSV file is sent to the Chief of Police outlining the crime statistics for the current month. However, the Chief prefers to view the output in a styled PDF format based … Read more
Problem Formulation Given a Python list and an element (value). How to remove the element (value) from the given list? Here’s an example of what you want to accomplish: Given: List [1, 2, 99, 4, 99] Element 99 Return: List [1, 2, 4, 99] An alternative would return the list with the element (value) 99 … Read more
Short circuit evaluation in any programming language — e.g., Python — is the act of avoiding executing parts of a Boolean expression that have no effect on the final result. For example, if you already know that A is False, you can conclude that A and XXX is False no matter what the result of … Read more
I vividly remember my first semester studying computer science more than 10 years ago. I knew almost nothing about coding. My uncle, a professional software developer, had quickly shown me the programming language “Visual Basic” and told me something which you may find helpful in your own career: “Learning a programming language is like learning … Read more
Learn how to refer to the Null object in Python?
Problem Formulation Do you have JSON data that you need to parse using a Python script? Let’s have a look at this JSON data – But when you try to parse this file in your script, you get an exception. Frustrating! Isn’t it? Don’t worry. Most probably you have no errors in your script. The … Read more
Planteamiento del problema Dada una cadena en forma hexadecimal: Cómo convertir una cadena hexadecimal en un entero en Python Por ejemplo, quieres convertir la cadena hexadecimal ‘0xff’ en el entero decimal 255. Aquí hay otros ejemplos: 0x0 –> 0 0x4 –> 4 0x8 –> 8 0x12 –> 18 0x16 –> 22 0x20 –> 32 0x24 … Read more
Story: This series of articles assume you are an employee of the City of Sacramento’s IT Department. At the end of each month, a CSV file is sent to the Chief of Police outlining the crime statistics for the current month. However, the Chief prefers to view the output in a styled PDF format based … Read more
[toc] Problem Statement: How to get unique values from a list in Python? While working with lists, quite often, there are many duplicate items present in it. There can be situations where you may need to eliminate these duplicate values and retain unique values within the list. So, how do we achieve this feat? Hence, … Read more
[toc] Have you been wondering – “How to declare an array in Python?” Well, if your answer is yes, then you are at the right place to find your answers; as in this article, we are going to learn about the different ways of declaring an array in Python. Video Walkthrough A Quick Introduction to … Read more
Story: This series of articles assume you are an employee of the City of Sacramento’s IT Department. At the end of each month, a CSV file is sent to the Chief of Police outlining the crime statistics for the current month. However, the Chief prefers to view the output in a styled PDF format based … Read more
Learn how to convert datetime string into datetime objects in this tutorial.