Blog Archive | Backend APIs, Web Apps, Bots & Automation

All blog posts in one place

You can view all 246 blog articles below in chronological order. Click any title to read the full post.

how to sign your commits with a GPG key so that "Verified" badge appears next to your name on GitHub? — 3/3/2026
Why Git Says 'No Existing Author Found' and How to Fix It — 3/3/2026
The Time Traveler’s Guide: How to Change Git Commit Authors — 3/3/2026
How to Find the Author of a Git Commit (with Email) — 3/3/2026
SOLVED - fatal: Not possible to fast-forward, aborting — 2/16/2026
Reasons to use dataclass over pydantic basemodel — 2/15/2026
Generating Stylized QR Art with Stable Diffusion & ControlNet — 12/18/2025
Building a URL Redirector in Python for Dynamic QR Codes — 12/18/2025
Exporting Python Barcode Scan Data to CSV and Excel — 12/18/2025
Integrating Python Barcode Scanners with a Database — 12/18/2025
How to Decode Barcodes and Industrial 2D Codes with Python — 12/18/2025
Generating Data Matrix and PDF417 in Python — 12/18/2025
Generating Barcodes in Python: A Step-by-Step Guide — 12/18/2025
emoji.demojize() vs. clean-text Performance Comparison — 12/15/2025
Removing or Replacing Emoji in Text with Python — 12/15/2025
Programmatically Detect Emoji in Text with Python — 12/15/2025
Full gRPC Streaming on AWS — 12/15/2025
Does AWS API Gateway Support gRPC? — 12/15/2025
Integrating gRPC with AWS Lambda — 12/15/2025
AWS Alternatives to gRPC — 12/15/2025
gRPC in Python Example — 12/15/2025
When to Use Multiple try-except Blocks in Python — 12/15/2025
Catching Multiple Exception Types in Python — 12/15/2025
The Right Way to Print Stack Traces in Python — 12/15/2025
Custom Classes for Python Exceptions: Extending the Error Toolkit — 12/15/2025
Understanding the Python Exception Hierarchy — 12/15/2025
Everything You Want to Know About Python Error Handling — 12/15/2025
Python Exception Propagation: How Errors Travel Up the Python Call Stack — 12/15/2025
Linking Logs Across Python Microservices(Distributed Tracing) — 12/15/2025
Python Logging Best Practices: The Expert's Handbook — 12/15/2025
Structured Logging in Python: The Key to Observability — 12/15/2025
Python Logging to File: A Comprehensive Guide — 12/14/2025
Python logging basicconfig format and examples — 12/14/2025
Python Logging Levels Enum Usage — 12/14/2025
Everything You Need to Know About Python Logging Levels — 12/14/2025
Reasons not to use pyright — 12/13/2025
MyPy vs. Pyright — 12/13/2025
How to Ignore Specific MyPy Errors — 12/13/2025
How to MyPy Ignore Errors Strategically — 12/13/2025
Dataclass AttributeError Solutions — 12/13/2025
Benchmarking Dataclasses, Named Tuples, and Pydantic Models: Choosing the Right Python Data Structure — 12/13/2025
Pydantic vs. Dataclasses speed comparison — 12/13/2025
MyPy Configuration for Strict Typing — 12/13/2025
Dataclasses vs. Pydantic model — 12/13/2025
Drawbacks of Pydantic: A Deep Dive with Examples — 12/13/2025
if-else Fail Fast pattern in Python — 12/10/2025
How Fast is Typeguard(Performance Benchmarks) — 12/10/2025
Analyzing Typeguard Overhead in High-Frequency Invocation — 12/10/2025
Python Typeguard Performance Considerations for Database I/O Wrappers — 12/10/2025
Why Use a Pydantic Model for a Single Attribute (The Wrapper Pattern) — 12/10/2025
Typeguard Examples: Mandatory Runtime Type Checking in Python — 12/10/2025
Python Annotations Rare Use Cases — 12/10/2025
Python Hints vs. Typing Hints — 12/10/2025
The Wrapper Pattern in Python: Definition and Strategic Use Cases — 12/10/2025
Mandatory Python hints Enforcement — 12/10/2025
The Python Type Hinting Paradox: Why it Doesn't Raise an Error — 12/10/2025
Resolving Pylance(reportMissingImports) in VS Code — 12/10/2025
SQLAlchemy joinedload vs. join() — 12/10/2025
SQLAlchemy Relationships Without Database Foreign Keys — 12/10/2025
Python Enum to String without Class Name — 12/9/2025
Python Enum Number reverse lookup — 12/9/2025
Python Enum Foundation, Basic and Naming — 12/9/2025
Python Enum conversion to Collections and Serialization — 12/9/2025
Consuming Path Arguments Directly in FastAPI Dependency Functions — 12/9/2025
Internal HTTP request from one FastAPI route handler to another — 12/9/2025
FastAPI Depends and the Request Object — 12/9/2025
Fastapi Depends with parameters and arguments — 12/9/2025
FastAPI Core Middleware Examples and Use Cases — 12/9/2025
FastAPI Authentication Middleware Example — 12/9/2025
FastAPI Dependency Injection (DI) VS. Depends — 12/8/2025
Testing FastAPI Dependency Injection: Where to Start — 12/8/2025
Python enum framework — 12/8/2025
Python Enum Integration with Typing — 12/8/2025
Python enum.Enum Best Practices and Core Use Cases for Beginners — 12/8/2025
Testing FastAPI Dependency Injection: A Comprehensive Guide — 12/7/2025
Advanced FastAPI Dependency Injection for Experts — 12/7/2025
FastAPI Dependency Injection: Best Use Cases for Beginners — 12/7/2025
Singleton Pattern in FastAPI Dependency Injection — 12/7/2025
FastAPI Dependency Injection: A Complete Guide to `Depends` and `yield` — 12/7/2025
Fixing PIL/Pillow IOError: decoder zip not available — 11/25/2025
GCP IAM vs. AWS IAM: A Deep Dive into Architectural Differences — 11/24/2025
Enable "Last Updated" Docusaurus Dates on Vercel — 11/19/2025
Pendulum vs. built-in datetime Python comparison — 11/18/2025
Why and when to use the Pendulum module in Python — 11/18/2025
Python Pip most useful commands and use cases — 11/18/2025
Switching Python Versions: Comprehensive Guide — 11/18/2025
Git Detected Dubious Ownership in Repository Error — 11/18/2025
All Possible Ways to Remove Timezone Information from a Python `datetime` Object — 11/16/2025
Poetry Fails to Install Multidict: Pyenv, Compilers, and Wheels — 11/16/2025
Authorization in the App Layer: Using Casbin Flask Middleware — 11/14/2025
SQLite Adapter for Casbin: Local Policy Storage Guide — 11/14/2025
Integrate Firestore as the policy storage for Casbin with Python/Flask stack — 11/14/2025
Implement Casbin sidecar pattern — 11/14/2025
Centralized Authorization on GCP: Casbin, Envoy, and API Gateway — 11/14/2025
Casbin Hierarchical RBAC Maintenance: Static Structure vs. Dynamic Roles — 11/14/2025
Casbin RBAC vs. Casbin RBAC with Hierarchical Roles — 11/14/2025
Postman clear cache response — 11/7/2025
Check history of specific line in vscode — 11/6/2025
How to squash commits — 11/6/2025
Google Cloud Workstations: Best Use Cases for Enterprise Development — 10/18/2025
The Detached HEAD State: Why Git Won't Push and How to Fix It — 10/17/2025
SQL Query Speed Secrets: A Performance Comparison Table and Optimization Guide — 10/17/2025
Generate QR code using a URL link — 10/7/2025
QR code reader in Python — 10/7/2025
Create QR code generator with logo — 10/7/2025
QR code generator in Python — 10/7/2025
Create and use a private python library on github in your projects — 9/22/2025
Mock vs. Fake vs. Spy: The Key Differences — 9/22/2025
When to mock — 9/22/2025
Python mocking frameworks — 9/22/2025
Python mocking: advanced side_effect and spec usage — 9/22/2025
Mocking __init__ methods in Python — 9/22/2025
Mocking Time and Dates in Python — 9/22/2025
Pytest mock pitfalls — 9/22/2025
Pytest: Mocking Objects and Classes — 9/22/2025
Mock external dependencies in Python unittest — 9/22/2025
Mocking in Python — 9/22/2025
n8n, Make, or Zapier comparison table — 9/21/2025
n8n vs. Make (formerly Integromat) — 9/21/2025
n8n for AI and LLM automations — 9/21/2025
Foundation for building production-ready n8n automations — 9/21/2025
N8N: creating your first complex automation — 9/20/2025
Deep dive into pydantic BaseModel class decorators — 9/20/2025
n8n vs. Zapier: A Comprehensive Comparison — 9/20/2025
Using Given-When-Then for Readable Python Tests — 9/19/2025
Alternatives to Given-When-Then for Python Test Docstrings — 9/19/2025
Supabase Pitfalls: Avoid These Common Mistakes for a Robust Backend — 9/7/2025
Regex for searches in VSCode — 9/7/2025
Is Supabase Vendor Lock-in a Problem? Debunking the Myths — 9/7/2025
msgspec vs. Pydantic advantages — 9/7/2025
Benchmark: msgspec vs. Pydantic v2 — 9/7/2025
Generate FastAPI docs from msgspec.Struct json schema — 9/7/2025
Msgspec fastapi integration — 9/7/2025
msgspec Struct — 9/7/2025
How is GFM different from CommonMark? — 9/7/2025
Github flavored markdown syntax — 9/7/2025
Git: Discard All Local Changes and Get a Fresh Copy from GitHub — 9/6/2025
Discard all local changes and pull the latest version from a GitHub — 9/6/2025
VIM Commands Cheatsheet — 8/28/2025
ZSH: permission denied — 8/28/2025
Markdown Reference Cheatsheet 2025 — 8/28/2025
Conventional Commits Cheat Sheet 2025 — 8/28/2025
Ultimate pre-commit Configuration for Python — 8/28/2025
A Guide to Preserving YAML Formatting with PyYAML — 8/28/2025
Preserve the original literal block format — 8/28/2025
Measure the execution time of a function or endpoint in Flask — 8/23/2025
Measure the execution time of a function or endpoint in Flask — 8/23/2025
Measure execution time of a function or endpoint in FastAPI — 8/23/2025
Annotate JSON schema properties in Python with msgspec — 8/23/2025
JSON encode python with msgspec — 8/23/2025
Covert msgspec object to dict — 8/23/2025
Supabase Django integration — 8/23/2025
Supabase FastAPI integration — 8/23/2025
Supabase Flask integration — 8/23/2025
Fix - you have divergent branches in Git — 8/23/2025
OpenAPI $ref reusable parameter — 8/23/2025
Create OpenAPI mock server — 8/23/2025
Correct way to declare a date in an OpenAPI — 8/23/2025
Authorization bearer token in openapi and its usage — 8/23/2025
required in OpenAPI (or Swagger) — 8/23/2025
__init__.py use cases in Python — 8/23/2025
Git error: 'main/' does not have a commit checked out` — 8/23/2025
Fix Git refusing to merge unrelated histories — 8/23/2025
Fix git pull - not possible to fast-forward — 8/23/2025
Save username and password in Git — 8/23/2025
Fix 'Write access to repository not granted' in Git/GitHub — 8/23/2025
Create image sitemap file for Docusaurus — 8/23/2025
Define a null property in OpenAPI — 8/22/2025
How to fix a Git detached HEAD? — 8/22/2025
Vercel Python Import Error Helper function — 8/10/2025
Vercel python module import error primary cause — 8/10/2025
Whats the point of __init__.py on Vercel — 8/10/2025
Transform emojis back into text in Python Guide — 8/10/2025
Сonvert text to emoji in Python guide — 8/10/2025
Pyenv commands for 2025(updated) — 8/9/2025
Error Solved - pyenv python command not found — 8/9/2025
Switch Python versions with pyenv — 8/9/2025
Cloning a list in Python — 8/9/2025
Choosing the right Python environment and package management tool in 2025 — 8/9/2025
Install pyenv on MacOs — 8/9/2025
Vercel migrations — 8/9/2025
Vercel Database Integration Overview and Recommendations — 8/9/2025
Use this Instead of SQlite on Vercel — 8/9/2025
Vercel Database Options and Solutions — 8/9/2025
Supabase answers — 8/8/2025
Supabase vendor-lock — 8/8/2025
Integrate the Supabase — 8/8/2025
Monitor and optimize Supabase project — 8/8/2025
Supabase version control — 8/8/2025
How Supabase auth, RLS and real-time works — 8/8/2025
Advanced functionality of Supabase — 8/8/2025
Supabase architecture question-answer — 8/8/2025
Unusual git rebase usage — 8/8/2025
Git ours vs. git theirs — 8/8/2025
How to replace one git branch with another — 8/8/2025
When and why Git Rebase is not recommended — 8/8/2025
Undo git rebase — 8/8/2025
Git rebase vs. git merge — 8/8/2025
Rebasing a local branch onto a remote branch — 8/8/2025
Does git rebase affect other branches? — 8/8/2025
How to install supabase cli — 8/7/2025
Supabase database questions and answers — 8/7/2025
Supabase self host — 8/7/2025
Python's @property vs. @classmethod - A No-Nonsense Guide — 7/22/2025
Vercel vs GitHub pages comparison for project maker — 7/20/2025
Managing database queries in Django applications and where save the queries — 7/20/2025
Various Ways for Executing Doctests in Python — 7/19/2025
Testing hello world function in python with doctests — 7/19/2025
How to create a template snippet in VS Code that you can use after — 7/19/2025
Doctests: Should you use them in every function — 7/18/2025
How to Make Doctests Easy in Python with Gitpod and VS Code — 7/18/2025
How to Easily Write Docstrings in Python Without a Headache (Using VSCode) — 7/18/2025
Testing Python Apps with Pytest and Doctest: A Symbiotic Approach — 7/18/2025
What is Behaviour Driven Developement in Python — 7/12/2025
What is Design-First paradigm in Python — 7/12/2025
Test-Driven Development (TDD) - Writing Code That's Correct by Design — 7/12/2025
Beyond Shift Left. Development Paradigms Every Programmer Should Know — 7/12/2025
Testing in Python for Beginners. Using `unittest` and `pytest` with Fun Examples — 7/11/2025
Advanced Tips for Working with pre-commit — 7/11/2025
Setting up pre-commit in python project — 7/11/2025
How to Fix Boto3 NoRegionError: 'You Must Specify a Region' — 7/10/2025
How to Remove Text Under Barcode with `python-barcode` — 7/10/2025
flake8 or ruff - Detects Unused Variables, Bad Patterns, and Syntax Errors Early — 7/10/2025
Black - Auto-Format Your Python Code Like a Pro — 7/10/2025
What is Pyright and Why You Should Use It — 7/9/2025
What is Mypy, How to Use It, and Why It Matters — 7/9/2025
What is Shift Left Paradigm in Programming? Explained for Beginners — 7/9/2025
Paradigms Every Beginner Should Know Before Learning Shift Left — 7/9/2025
How to Checkout a Single File from Another Git Branch — 7/8/2025
How to Measure Execution Time of a Function in Python (With Examples) — 7/5/2025
How to Install a .deb Package on Ubuntu — 7/5/2025
How to Stream Media Files from S3 Directly to AWS Lambda Using FFmpeg in Python — 7/5/2025
Best Practices for Using msgspec in Python for High-Performance Serialization — 7/5/2025
Understanding Off-by-One Errors in JavaScript — 7/2/2025
What is an Off-by-One Error in Python? (Explained for Kids!) — 7/2/2025
Python Data Serialization in 2025 - Alternatives to Pydantic and the Future Landscape — 7/1/2025
Handling Environment Variables in OpenAPI Server URLs — 7/1/2025
Drawbacks of Msgspec Compared to Pydantic: A Deep Dive with Examples — 7/1/2025
Fix “fatal - Not possible to fast-forward, aborting.” on Git Pull — 6/27/2025
Best Practices for Using Pydantic with Flask for Request and Response Serialization — 6/27/2025
Improved: Count Blog Posts in Docusaurus Including Folders — 6/25/2025
Improved: Count Docs Posts in Docusaurus Including Folders — 6/25/2025
Vercel (Neon) vs Supabase, Free-Tier Database Comparison — 6/24/2025
How to Display Blog Post Count on Docusaurus Homepage — 6/24/2025
Git Rebase Onto Main (Full Guide, No Fluff) — 6/23/2025
Skip flake8 (or Any pre-commit Hook) the Smart Way — 6/23/2025