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Haskell Debugging

Haskell debugging wo process hai jisme Haskell programs me bugs identify, isolate aur fix kiye…

Overview

Haskell Debugging — Quick Facts

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Property: Detail

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Category: Software Debugging / Functional…

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Language: Haskell

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Key Challenge: Lazy evaluation makes execution…

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Infobox

📚 | Property | Detail | |---|---| | Category | Software Debugging / Functional Programming…

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Why Haskell Debugging is Different

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Imperative languages me code…

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Haskell me expressions tab…

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Ek function call karne par result…

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Bug reproduce karna tricky hai…

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What the Type System Prevents

🎯 | Bug Type | Imperative Language | Haskell | |---|---|---| | Null pointer /…

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Common Bug Categories

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Ek list ke har element ek chain of…

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Memory usage unexpectedly spike…

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Fix: strict evaluation force karo…

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foldl vs foldl' (lazy fold vs…

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Debugging Workflow

🔑 `mermaid flowchart TD BUG["Bug Detected<br/>(wrong output / crash / hang / memory…

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Debugging Tools

✨ | Tool | Type | Purpose | Usage | |---|---|---|---| | GHCi Debugger | Interactive | Step…

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Debugging Techniques

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Pehle function ki type signature…

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Agar type signature vague hai…

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TypeHoles (_) use karo — compiler…

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"Type Tetris" — types ko align…

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Profiling and Performance Debugging

🚀 CPU Profiling 1. Compile: ghc -prof -fprof-auto program.hs 2. Run: ./program +RTS -p 3.…

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Haskell Debugging vs Imperative Debugging

📚 | Aspect | Haskell | Imperative (C/Java/Python) | |---|---|---| | Primary technique |…

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Best Practices

💡 Preventive 1. Always compile with -Wall -Wextra — compiler warnings catch incomplete…

Comparison

Haskell Debugging vs Imperative Debugging

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Primary technique: Type-driven +…

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Printf debugging: Debug.Trace…

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Breakpoints: GHCi supports (limited use)

Diagram

Visual Flow

📊 Diagram visualization — details in narration

Quiz — Question 1

Haskell Debugging ka sabse sahi definition kya hai?

Quick Quiz

Quiz — Question 2

Haskell Debugging ka 'Category' kya hai?

Complete! 🎉

Haskell Debugging Complete!

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