Kat McKelvie 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
Problem Formulation and Solution Overview This article will show you how to change tuple values in Python. To make it more interesting, we have the following running scenario: Eddie, the Meteorologist at NTCV, has calculated an incorrect five (5) Day weather forecast. These values are saved as a Tuple and require updating. 💬 Question: How … Read more
Problem Formulation and Solution Overview 💡 This article will show you how to delete a line from a file in Python. To make it more interesting, we have the following running scenario: Rivers Clothing has a flat text file, rivers_emps.txt containing employee data. What happens if an employee leaves? They would like you to write … Read more
Problem 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 At different times during your career as a Python Coder, you will encounter situations where you must determine the highest index of a substring occurrence. This article outlines various ways to accomplish this. 💬 Question: How would we write code to find the highest index of a substring? We can … 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