From c6885a00f82175b52a0ec18026d2af173448be77 Mon Sep 17 00:00:00 2001
From: Jason Zhu <jasonzhuyq@outlook.com>
Date: Tue, 20 Jul 2021 14:30:17 +1000
Subject: [PATCH] Added section titles for chap14

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 chap14.md | 85 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 85 insertions(+)
 create mode 100644 chap14.md

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+# Chapter 14. Concurrency and Asynchrony
+
+## 14.1 Introduction
+
+## 14.2 Threading
+
+### 14.2.1 Creating a Thread
+
+### 14.2.2 Join and Sleep
+
+### 14.2.3 Blocking
+
+### 14.2.4 Local vs Shared State
+
+### 14.2.5 Locking and Thread Safety
+
+### 14.2.6 Passing Data to a Thread
+
+### 14.2.7 Exception Handling
+
+### 14.2.8 Signaling
+
+### 14.2.9 Threading in Rich Client Applications
+
+### 14.2.10 Synchronization Contexts
+
+### 14.2.11 The Thread Pool
+
+## 14.3 Tasks
+
+### 14.3.1 Staring a Task
+
+### 14.3.2 Returning values
+
+### 14.3.3 Exceptions
+
+### 14.3.4 Continuation
+
+### 14.3.5 TaskCompletionSource
+
+### 14.3.6 Task.Delay
+
+## 14.4 Principles of Asynchrony
+
+### 14.4.1 Synchronous vs. Asynchronous Operations
+
+### 14.4.2 What is Asynchronous Programming?
+
+### 14.4.3 Asynchronous Programming and Continuations
+
+### 14.4.4 Why Language Support is Important
+
+## 14.5 Asynchronous Functions in C#
+
+### 14.5.1 Awaiting
+
+### 14.5.2 Writing Asynchronous Functions
+
+### 14.5.3 Asynchronous Streams
+
+### 14.5.4 Asynchronous Methods in WinRT
+
+### 14.5.5 Asynchrony and Synchronization Contexts
+
+### 14.5.6 Optimizations
+
+## 14.6 Asynchronous Patterns
+
+### 14.6.1 Cancellation
+
+### 14.6.2 Progress Reporting
+
+### 14.6.3 The Task-Based Asynchronous Pattern
+
+### 14.6.4 Task Combinators
+
+### 14.6.5 Asynchronous Locking
+
+## 14.7 Obsolete Patterns
+
+### 14.7.1 Asynchronous Programming Model
+
+### 14.7.2 Event-Based Asynchronous Pattern
+
+### 14.7.3 BackgroundWorker
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