How to get the SHA256 sum of a string using Python
If you need to get the SHA256 sum of a string using Python, then you can do the following.
Step 1
Firstly, we need to use the hashlib module:
import …Python
403 articles about python development, tools, and best practices
How to get the MD5 sum of a string using Python
If you need to get the MD5 sum of a string using Python, then you can do the following.
Step 1
Firstly, we need to use the hashlib module:
import …[Solved] TypeError: datetime Not JSON Serializable
If you get the following error:
TypeError: Object of type datetime is not JSON serializable
..then you can solve it by using this trick: …
Read Article →Zip & Encode Dict to String & Back in Python
If you have a Python dictionary, and want to encode it as a string and zip it to save space, perhaps for passing a dictionary through as an …
Read Article →How to Generate a Random Number between 2 numbers in Python
If you need to generate a random number between two (2) numbers in Python, then you can make use of the random module.
First, import the module: …
Read Article →How to find the Product of Consecutive Fib Numbers in Python
0, 0, 1, 0, 2, 0, 2, 2, 1, 6, 0, 5, 0, 2, 6, 5, 4, 0, 5, 3, 0, 3, …
This is the Van Eck’s Sequence.
Let’s go through it step by step.
Term …
Read Article →How to Solve Van Eck's Sequence in Python
0, 0, 1, 0, 2, 0, 2, 2, 1, 6, 0, 5, 0, 2, 6, 5, 4, 0, 5, 3, 0, 3, …
This is the Van Eck’s Sequence.
Let’s go through it step by step.
Term …
Read Article →How to Solve: Help the Bookseller Challenge in Python
A bookseller has lots of books classified in 26 categories labeled A, B, … Z. Each book has a code c of 3, 4, 5 or more characters. The 1st …
Read Article →How to Find the Stray Number in Python
The challenge
You are given an odd-length array of integers, in which all of them are the same, except for one single number.
Complete the method …
Read Article →How to Empty and Delete an S3 Bucket using the AWS CLI
Option 1 – Using AWS CLI
Step 1
export bucketname='your-bucket-here'
Step 2
aws s3api delete-objects --bucket $bucketname --delete "$(aws …How to Calculate Variance in Python
If you need to calculate variance in Python, then you can do the following.
Option 1 – Using variance() from Statistics module
import statistics
list …How to Calculate the Sum of a List in Python
If you need to calculate and get the sum of a list in Python, then you can do the following.
Option 1 – Using sum()
myList = [1, 2, 3, 4, 5, 6, 7, 8, …