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UPSC Preparation | Fullstack Development | Data Science | Success Stories and much more.

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Welcome to Syskool

UPSC Preparation | Fullstack Development | Data Science | Success Stories and much more.

Welcome to Syskool

UPSC Preparation | Fullstack Development | Data Science | Success Stories and much more.

Welcome to Syskool

UPSC Preparation | Fullstack Development | Data Science | Success Stories and much more.

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Writing Maintainable, Scalable, and Readable TypeScript Code

Table of Contents Introduction to Code Maintainability Principles of Maintainable TypeScript Code Key Practices for Writing Scalable TypeScript Code Enhancing Readability in TypeScript Code Structuring TypeScript Projects for Scalability Advanced...

Monorepos with TypeScript: Nx, Turborepo Basics

Table of Contents What is a Monorepo? Benefits of Monorepos Overview of Nx and Turborepo What is Nx? What is Turborepo? Setting Up a Monorepo with Nx Setting Up a Monorepo...

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Linting and Formatting: ESLint + Prettier for TypeScript

Table of Contents Introduction Why Linting and Formatting Are Critical What is ESLint? What is Prettier? How ESLint and Prettier Work Together Setting Up ESLint in a TypeScript Project Installing Dependencies Configuring...

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Clean Code Principles and Best Practices for TypeScript

Table of Contents Introduction Why Clean Code Matters Core Clean Code Principles Meaningful Names Small, Focused Functions Single Responsibility Principle (SRP) Avoiding Side Effects Favor Composition Over Inheritance DRY (Don’t Repeat Yourself) KISS (Keep...

Event-Driven Programming with Typed Events in TypeScript

Table of Contents Introduction What is Event-Driven Programming (EDP)? Why Typed Events Matter Building a Simple Event System in TypeScript Defining Typed Event Interfaces Creating an Event Emitter Class Subscribing, Emitting,...

Domain-Driven Design (DDD) Basics in TypeScript

Table of Contents Introduction What is Domain-Driven Design (DDD)? Core Concepts of DDD Entities Value Objects Aggregates Repositories Services Structuring a DDD Project in TypeScript Example: Building a Simple DDD Module in TypeScript Best Practices...

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Monitoring and Performance Tuning in MongoDB

Table of Contents Introduction to MongoDB Monitoring and Performance Tuning Key Performance Indicators (KPIs) for MongoDB MongoDB Monitoring Tools and Techniques Identifying Performance Bottlenecks Indexing and Query Optimization Resource Management...

MongoDB Change Streams and Real-Time Event Listening

Table of Contents Introduction to Change Streams How Change Streams Work in MongoDB Benefits of Using Change Streams Use Cases for MongoDB Change Streams Implementing Change Streams in Node.js Handling...

MongoDB Transactions in Replica Sets

Table of Contents Introduction to MongoDB Transactions Why Use Transactions in MongoDB? MongoDB Replica Sets and Transactions How Transactions Work in MongoDB Replica Sets ACID Properties of MongoDB Transactions Example...

Sharding and Horizontal Scaling in MongoDB

Table of Contents Introduction to Sharding and Horizontal Scaling Why Horizontal Scaling is Important for MongoDB Sharding Architecture in MongoDB Shard Key Config Servers Mongos Setting Up Sharding in MongoDB How MongoDB...

Replica Sets and High Availability in MongoDB

Table of Contents Introduction to MongoDB Replica Sets High Availability in MongoDB Setting Up a MongoDB Replica Set How Replica Sets Ensure High Availability Primary and Secondary Nodes Elections and...

Backup and Restore in MongoDB (mongodump, mongorestore)

Table of Contents Introduction to MongoDB Backup and Restore Why Backup and Restore are Crucial in MongoDB mongodump: Backing Up MongoDB Data What is mongodump? How to Use mongodump Options...

Encryption at Rest and In Transit in MongoDB

Table of Contents Introduction to Encryption in MongoDB What is Encryption at Rest? What is Encryption in Transit? How MongoDB Handles Encryption Encryption at Rest Encryption in Transit Enabling Encryption at...

IP Whitelisting and Access Control in MongoDB

Table of Contents Introduction to IP Whitelisting in MongoDB Why IP Whitelisting is Important How MongoDB Implements IP Whitelisting Configuring IP Whitelisting in MongoDB Configuring Bind IP in mongod.conf Using...

MongoDB User Roles and Authentication

Table of Contents Introduction to MongoDB Authentication MongoDB Authentication Mechanisms SCRAM-SHA-1 and SCRAM-SHA-256 x.509 Certificates MongoDB LDAP Authentication MongoDB Kerberos Authentication Understanding MongoDB User Roles Built-in Roles Custom Roles Managing Users in MongoDB Creating Users Modifying...

Connecting MongoDB with Python (PyMongo)

Table of Contents Introduction to MongoDB and PyMongo Setting Up MongoDB with Python Installing PyMongo Establishing a Connection to MongoDB CRUD Operations in MongoDB using PyMongo Create Operation (insert_one, insert_many) Read...

MongoDB Integration with Express (Basic REST API)

Table of Contents Introduction to Express and MongoDB Integration Setting Up MongoDB with Express Installing Dependencies Setting Up the MongoDB Database Connection Defining the Schema and Model Creating Basic CRUD...

Schema Definition and Validation with Mongoose

Table of Contents Introduction to Mongoose Schema Defining a Mongoose Schema Mongoose Schema Types Setting Default Values Mongoose Validation Built-in Validation Custom Validation Async Validation Validating Arrays and Nested Objects Required Fields and Field...