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Asynchronous programming

Asynchronous programming (async programming) ek programming style hai jisme aap kaam ko is tarah…

Overview

Asynchronous programming — Quick Facts

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Field: Value

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Topic type: Programming concept / concurrency…

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Primary goal: non-blocking work + better…

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Common use cases: network services, UI apps,…

Topic 1

Infobox

📚 | Field | Value | |---|---| | Topic type | Programming concept / concurrency model | |…

Topic 2

Overview

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aap wait karte ho, lekin whole…

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aap tasks ko schedule karte ho

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jab result ready hota hai, tab…

Topic 3

Synchronous vs asynchronous (concept)

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Step A complete

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Step B start

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Step B complete

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Step C start

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Blocking vs non-blocking (concept)

⭐ Blocking ka matlab: current thread/process wait me stuck. Non-blocking ka matlab: wait ko…

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Concurrency vs parallelism (concept)

🔑 | Term | Simple meaning | Example idea | |---|---|---| | Concurrency | ek time window me…

Topic 6

Common async models (concept)

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Callbacks: "kaam complete ho to…

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Futures/Promises: ek placeholder…

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async/await: syntactic sugar jo…

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Event loop and scheduling (concept)

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aap tasks enqueue karte ho

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event loop ready tasks run karta

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I/O complete hone par events aate…

Topic 8

Error handling and cancellation (concept)

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task awaited/observed nahi kiya

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error callbacks missing hon

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errors ko propagate karna…

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timeouts use karna

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Backpressure and flow control (concept)

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queues grow

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memory spikes

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latency increases

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bounded queues

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Performance considerations (concept)

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same thread more connections…

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responsiveness improve hoti hai

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CPU-heavy work ke liye…

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too many tasks create karne se…

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Common mistakes (beginner)

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Fire-and-forget tasks (error lost)

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Unbounded concurrency (10k…

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Timeouts/cancellation ignore karna

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Shared mutable state without…

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Comparison tables (table)

⭐ | Dimension | Sync (concept) | Async (concept) | |---|---|---| | Readability | simple…

Topic 13

Glossary

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Synchronous: step-by-step blocking…

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Asynchronous: wait without…

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Blocking: execution stuck waiting…

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Non-blocking: control returns,…

Comparison

Concurrency vs parallelism (concept)

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Concurrency: ek time window me multiple…

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Parallelism: literally same moment…

Comparison

Comparison tables (table)

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Readability: simple linear

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Latency under I/O: can be worse…

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Complexity: low initially

Diagram

Visual Flow

📊 Diagram visualization — details in narration

Diagram

Visual Flow

📊 Diagram visualization — details in narration

Quiz — Question 1

Asynchronous programming ka sabse sahi definition kya hai?

Quick Quiz

Quiz — Question 2

Asynchronous programming ka 'Topic type' kya hai?

Complete! 🎉

Asynchronous programming Complete!

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