Kat McKelvieProblem Formulation and Solution Overview This article will show various ways to print a single or multiple spaces in Python. Let’s say you have strings and would like to print them out to the terminal by placing a single or multiple spaces between them. 💬 Question: How would we write code to print spaces? We … Read more
Problem Formulation and Solution Overview This article will show you how to check if a Dictionary is empty in Python. Before moving forward, let’s review what a Python Dictionary is. 💡Dictionary Overview: The Python Dictionary is a data structure that houses key:value pairs of data. This data structure does not allow duplicate keys, thus ensuring … Read more
Problem Formulation and Solution Overview When a new file or folder is created, it comes with its own set of default permissions. From time to time, you will need to adjust these permissions. To follow this article, download the finxter.csv file and move this file to the current working directory. What are File Permissions? File … Read more
Problem Formulation and Solution Overview This article will show you how to generate password hashes in Python. To make it more interesting, we have the following running scenario: When new users join the Finxter Academy, they are asked for a password. How can we keep this data secure? To secure these passwords, we must convert … Read more
Problem Formulation and Solution Overview This article will show you how to extract a subset from a Dictionary in Python. Our article works with a Dictionary called cars, containing 30 key:value pairs: a name and associated horsepower. 💬 Question: How would we write code to extract a subset from a Dictionary? We can accomplish this … Read more
Problem Formulation and Solution Overview This article will show you how to get a random entry from a Dictionary in Python. To make it more interesting, we have the following running scenario: 👨🏫 The Plot: Mr. Sinclair, an 8th great Science Teacher, is giving his students a quiz on the first 25 Periodic Table elements. … Read more
Problem Formulation and Solution Overview This article will show you how to apply a function to a List in Python. To make it more interesting, we have the following running scenario: As a Python assignment, you have been given a List of Integers and asked to apply a function to each List element in various … Read more
Problem Formulation and Solution Overview This article will show you how to add days to a Pandas DataFrame Date column. To make it more interesting, we have the following running scenario: CheckersTV is a new channel offering streaming news and games. They have a large subscriber base, each paying a monthly fee of $12.99. For … Read more
Problem Formulation and Solution Overview This article will show you how to find the most common element in a NumPy Array. To make it more interesting, we have the following running scenario: Carrie heard that Creative Prints is hiring a Python coder. They require the interviewee to answer several coding questions: one is to provide … Read more
Problem Formulation and Solution Overview This article will show you how to find the most common element in a Python Dictionary. However, since all Dictionary Keys are unique, this article focuses on searching for the most common Dictionary Value. To make it more fun, we have the following running scenario: Marty Smart, a Math Teacher … Read more
Problem Formulation and Solution Overview This article will show you how to find the most common element in a Pandas Column. To make it more interesting, we have the following running scenario: You have been provided with a downloadable CSV file containing crime statistics for the San Diego area, including their respective NCIC Crime Codes. … Read more
Problem Formulation and Solution Overview This article will show you how to find the most common element in a Python string. To make it more interesting, we have the following running scenario: Sven, a Photographer, turned Python Coder, was called for an interview at Edge IT. Sven thought the interview was going well until he … Read more