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Haskell Dependency Management

Haskell dependency management wo process hai jisme Haskell projects ke liye external libraries…

Overview

Haskell Dependency Management — Quick Facts

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Property: Detail

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Category: Package Management / Dependency…

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Language: Haskell

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Primary Tools: Cabal (cabal-install), Stack

Topic 1

Infobox

📚 | Property | Detail | |---|---| | Category | Package Management / Dependency Resolution |…

Topic 2

The Dependency Problem

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Version selection — Library A…

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Compatibility — Sab dependencies…

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Reproducibility — Aaj jo build…

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Tumhara project depend karta hai…

Topic 3

Cabal Hell: What Happened

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"My Haskell project compiled…

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cabal install run karna Russian…

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Community frustrated thi — ye…

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Stack (2015) — completely alag…

Topic 4

How Dependencies Work in Haskell

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Package name, version

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build-depends section me…

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Example: build-depends: base…

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>=1.0 — 1.0 ya usse zyada

Topic 5

Dependency Resolution Flow

🔑 `mermaid flowchart TD PROJECT[".cabal File<br/>(declared dependencies + bounds)"] -->…

Topic 6

Package Versioning Policy (PVP)

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PVP strongly encourages upper…

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Without upper bound, future…

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Hackage Trustees can add revision…

Topic 7

Hackage and Stackage

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Package maintainer ya Hackage…

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Ye allows fixing broken bounds…

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Controversial feature — kuch log…

Topic 8

Cabal vs Stack Dependency Handling

🚀 | Aspect | Cabal (v3+) | Stack | |---|---|---| | Resolution Strategy | Constraint solver…

Topic 9

Lockfiles and Reproducibility

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Without lockfile: aaj solver…

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Different teammate ka build alag…

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Lockfile = exact resolved versions…

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cabal freeze command se generate…

Topic 10

Advanced Concepts

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Useful jab dependency ki bounds…

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cabal build --allow-newer=text —…

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Risky — silently break ho sakta hai

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Cabal: source-repository-package…

Topic 11

Best Practices

🎯 | Practice | Explanation | |---|---| | Always set upper bounds | text >=1.2 && <2.2 —…

Comparison

Cabal vs Stack Dependency Handling

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Resolution Strategy: Constraint solver…

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Reproducibility: Good (with freeze file)

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Flexibility: High — any version…

Diagram

Visual Flow

📊 Diagram visualization — details in narration

Quiz — Question 1

Haskell Dependency Management ka sabse sahi definition kya hai?

Quick Quiz

Quiz — Question 2

Haskell Dependency Management ka 'Category' kya hai?

Complete! 🎉

Haskell Dependency Management Complete!

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