Skip to content
Contract Renewal Tracker
GitHub
Bluesky
LinkedIn
X
About the Founder
Beginner Challenges Completed
Beginner Python Challenges
Challenge 10: Check If a String Is a Palindrome
Challenge 11: Merge Two Dictionaries (Safely)
Challenge 12: Count Items in a List
Challenge 1: Reverse a String Safely
Challenge 2: Count Words in a Sentence
Challenge 3: Find the Largest Number in a List
Challenge 4: Count Character Frequency
Challenge 5: Filter Even Numbers
Challenge 6: Even or Odd (With Input Validation)
Challenge 7: Sum Numbers in a List
Challenge 8: Remove Duplicates from a List
Challenge 9: Find the Second Largest Number in a List
Contact Us
Contract Renewal Tracker
Cookie Policy
Disclaimer
Neural Net Template
Building a Neural Network Template in Python — Gradients and the Backward Pass
Building a Neural Network Template in Python — Loss Functions and Error Intuition
Building a Neural Network Template in Python — Project Setup and Core Abstractions
Building a Neural Network Template in Python — The Training Loop and Stochastic Gradient Descent
Building a Neural Network Template in Python — Your First Complete Model
Neural Networks From Scratch in Python
Activation Functions in Neural Networks — Why a Network Without Them Cannot Learn
Backpropagation Step by Step — Computing Gradients for a Single Neuron
Backpropagation Through a Layer — How Neural Networks Learn at Scale
Backpropagation With Activation Functions — Completing the Gradient Chain
Batch and Mini-Batch Training — Removing the Last Loop
Building a Neural Network Layer in Python — From Single Neurons to Real Structure
Forward Propagation in Neural Networks — How Data Flows Through the Network
Gradients in Neural Networks — Why Learning Requires Derivatives
L2 Regularization (Weight Decay) — Teaching Neural Networks to Generalize
Loss Functions in Neural Networks — Measuring How Wrong the Network Is
Neural Networks From Scratch in Python — What a Neuron Really Computes
Reading Loss Curves and Detecting Overfitting — When Learning Goes Wrong
Training a Neural Network End to End — The Complete Learning Loop in Python
Vectorized Backpropagation With NumPy — Training at Real Scale
Vectorizing a Neural Network With NumPy — From Loops to Real Speed
Neural Networks From Scratch in Python (Part I)
Privacy Policy
Python Coding Challenges
Sparse Neural Networks From Scratch in Python
Activation Sparsity in Python: Why Most Neurons Should Stay Silent
Dense vs Sparse: A Fair Benchmark in Python
Dynamic Sparse Training in Python: Let the Network Rewire Itself
Magnitude‑Based Pruning in Python: Removing Weights That Don’t Matter
Training Sparse Neural Networks From Scratch (No Dense Pretraining)
What Are Sparse Neural Networks? (A Python‑First Introduction)
Start Here
Terms and Conditions
Contract Management Software
August 14, 2026
How to Track Contract Renewal Dates Without Spreadsheets
Subscribe
Subscribed
Contract Renewal Tracker
Sign me up
Already have a WordPress.com account?
Log in now.
Contract Renewal Tracker
Subscribe
Subscribed
Sign up
Log in
Report this content
View site in Reader
Manage subscriptions
Collapse this bar
Contract Renewal Tracker 