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Generics

Generics ek programming language feature hai jo aapko type-safe, reusable code likhne deta hai bina…

Overview

Generics — Quick Facts

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Field: Detail

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Full Name: Generics (Generic Programming)

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Also Known As: Parametric Polymorphism, Type…

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Domain: Programming Languages, Type…

Topic 1

Infobox

📚 | Field | Detail | |---|---| | Full Name | Generics (Generic Programming) | | Also Known…

Topic 2

Generics Kya Hai

💡 Problem: Aap ek function likhna chahte ho jo kisi bhi type ka data sort kare — integers…

Topic 3

Kyun Zaroori Hai

🎯 1. Type Safety: Compile-time par galat type pakdi jaaye — runtime error prevent 2. Code…

Topic 4

Without vs With Generics

⭐ | Aspect | Without Generics | With Generics | |---|---|---| | Type Safety | No — runtime…

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How Generics Work

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Java: Type Erasure — generics…

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C#: Reification — generics runtime…

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C++: Templates — compile-time code…

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Go: Monomorphization (1.18+) —…

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Generic Resolution Flow

✨ `mermaid graph TD A["Developer writes: function sort<T>(list: T[]): T[]"] --> B[Call…

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Common Generic Patterns

🌟 1. Generic Function typescript function identity<T>(value: T): T { return value; } 2.…

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Language Support Comparison

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Constraints and Bounds

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Upper Bound: T extends Base — T…

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Lower Bound (Java): ? super T — T…

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Interface/Trait Bound: T must…

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Constructor Constraint (C#): where…

Topic 10

Common Mistakes

💡 1. Over-generifying: Har function generic banana — jab sirf 1-2 types chahiye to specific…

Comparison

Without vs With Generics

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Type Safety: No — runtime errors…

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Code Duplication: Yes — separate…

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Casting Required: Yes — manual type…

Comparison

Language Support Comparison

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Java: <T>, <T extends X>

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C#: <T>, where T : X

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TypeScript: <T>, <T extends X>

Diagram

Visual Flow

📊 Diagram visualization — details in narration

Quiz — Question 1

Generics ka sabse sahi definition kya hai?

Quick Quiz

Quiz — Question 2

Generics ka 'Full Name' kya hai?

Complete! 🎉

Generics Complete!

Aliens Wiki · HIEN · Cinematic Knowledge

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Generics Complete

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Generics

Generics — Quick Facts

Field: Detail

Full Name: Generics (Generic Programming)

Also Known As: Parametric Polymorphism, Type…

Domain: Programming Languages, Type…

Infobox

Generics Kya Hai

Kyun Zaroori Hai

Without vs With Generics

How Generics Work

Java: Type Erasure — generics…

C#: Reification — generics runtime…

C++: Templates — compile-time code…

Go: Monomorphization (1.18+) —…

Generic Resolution Flow

Common Generic Patterns

Language Support Comparison

Constraints and Bounds

Upper Bound: T extends Base — T…

Lower Bound (Java): ? super T — T…

Interface/Trait Bound: T must…

Constructor Constraint (C#): where…

Common Mistakes

Without vs With Generics

Type Safety: No — runtime errors…

Code Duplication: Yes — separate…

Casting Required: Yes — manual type…

Language Support Comparison

Java: <T>, <T extends X>

C#: <T>, where T : X

TypeScript: <T>, <T extends X>

Visual Flow

See Also

Type system

Polymorphism

Type safety

Interface

Template

Compiler

Quiz — Question 1

Quiz — Question 2

Generics Complete!

Generics Complete

Type system