How to do Binary Addition in Python
The challenge
Implement a function that adds two numbers together and returns their sum in binary. The conversion can be done before or after the …
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In-depth guides, insights, and best practices for modern software engineering
How to Auto-Adjust Excel column widths with pandas.ExcelWriter
You have successfully written your pandas Dataframe to an Excel file, but when you open it, all the columns are squashed up against each other.
There …
Read Article →How to Sort the Odd in Python
The challenge
You will be given an array of numbers. You have to sort the odd numbers in ascending order while leaving the even numbers at their …
Read Article →Calculate the Sum of the two lowest positive integers in Python
The challenge
Create a function that returns the sum of the two lowest positive numbers given an array of minimum 4 positive integers. No floats or …
Read Article →Unique In Order in Python
The challenge
Implement the function unique_in_order which takes as argument a sequence and returns a list of items without any elements with the same …
How to Change the Hostname on Linux
On Linux, you can change the hostname by using the hostnamectl command.
How to Set the Hostname on Linux
sudo hostnamectl set-hostname …How to Deploy a Docker Container to Kubernetes
Once you have a Docker container, it is really simple to deploy containers to Kubernetes.
Generate a Deployment YAML
kubectl provides a fantastic way …
How to Replace Characters with Alphabet Positions in Python
The challenge
Given a string, replace every letter with its position in the alphabet.
If anything in the text isn’t a letter, ignore it and …
Read Article →Returning Highest and Lowest in Python
The challenge
You are given a string of space-separated numbers and have to return the highest and lowest number.
Example:
high_and_low("1 2 3 4 …How to Subtract Arrays in Python
The challenge
Implement a difference function, which subtracts one list from another and returns the result.
It should remove all values from list a, …
How to Detect if Numbers are in Order in Golang
The challenge
In this challenge, your function receives an array of integers as input. Your task is to determine whether the numbers are in ascending …
Read Article →Alternate Capitalization in Golang
The challenge
Given a string, capitalize the letters that occupy even indexes and odd indexes separately, and return as shown below. Index `` will be …
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