Implementing SMS Verification with a Singleton Pattern in Flask
The SMS sending functionality is refactored using the Singleton pattern to ensure the REST SDK is initialized only once. The sms.py module wraps the cloud communication SDK:
# -*- coding: utf-8 -*-
import logging
from CCPRestSDK import REST
# Credentials and configuration
ACCOUNT_SID = '8aaf07085f9eb021015fb58c56d906e8'
ACCOUNT_TOKEN = 'e21ca ...
Posted on Tue, 14 Jul 2026 16:32:17 +0000 by billabong0202
Essential Software Design Patterns: Principles, UML, and Singleton Implementations
Unveiling Software Design Patterns
Software design patterns represent distilled best practices for tackling recurring problems in software architecture. They offer common solutions to common challenges, promoting maintainable, scalable, and robust applications. The concept originated in architecture, notably from Christopher Alexender's work in ...
Posted on Thu, 07 May 2026 09:19:14 +0000 by busterbry