LearningNotes

LearningNotes

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Part one:

• Android(Android)

  • Android basics
  • Android memory leak summary
  • Handler memory leak analysis and solution
  • Basic process analysis of Handler, Looper, Message and MessageQueue
  • Android performance optimization
  • ListView detailed explanation
  • Similarities and differences between RecyclerView and ListView
  • AsyncTask source code analysis
  • plug-in technology
  • Custom controls
  • event distribution mechanism
  • ANR problem
  • The difference between Art and Dalvik
  • Android solutions to OOM
  • Fragment
  • Activity&Fragment
  • SurfaceView
  • Android several processes
  • APP startup process
  • Activity startup process and interface display process
  • Image third-level cache
  • Analysis and use of Bitmap
  • The principle of hot repair
  • AIDL
  • Binder mechanism
  • Startup process of Zygote and System processes
  • MVC, MVP and MVVM in Android
  • MVP
  • Android boot process
  • Retrofit source code analysis
  • Glide source code analysis
  • Detailed explanation of EventBus usage
  • EventBus source code analysis
  • Android ORM framework greenDAO usage experience
  • Data Binding User Guide
  • RxJava
  • Design a picture asynchronous loading cache solution
  • Android UI adaptation
  • Gradle
  • Check for omissions and fill in the gaps
  • Git operations

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• DesignPattern (design pattern)

  • Six principles of object-oriented
  • Singleton pattern
  • Builder mode
  • Prototype pattern
  • simple factory
  • Factory method pattern
  • abstract factory pattern
  • strategy pattern
  • state mode
  • chain of responsibility model
  • interpreter mode
  • command mode
  • Observer pattern
  • Memo mode
  • iterator pattern
  • template method pattern
  • Visitor mode
  • intermediary pattern
  • proxy mode
  • Combination mode
  • adapter mode
  • decoration mode
  • Flyweight mode
  • appearance mode
  • bridge mode

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part two

• JavaSE (Java Basics)

  • Java basics
  • Memory leak in Java
  • String source code analysis
  • Java collection framework
  • ArrayList source code analysis
  • LinkedList source code analysis
  • Vector source code analysis
  • HashMap source code analysis
  • HashTable source code analysis
  • LinkedHashMap source code analysis

• JVM (Java Virtual Machine)

  • JVM basics
  • JVM class loading mechanism
  • Java memory area and memory overflow
  • Garbage collection algorithm

• JavaConcurrent (Java concurrency)

  • Java concurrency basics
  • producer and consumer issues
    • The difference between Thread and Runnable in implementing multi-threading
  • Thread interrupt
  • Daemon threads and blocking threads
  • synchronized
  • Safe use of collection API in multi-threaded environment
  • Comparison of two methods to achieve memory visibility: locking and volatile variables
  • deadlock
  • Reentrant built-in lock
  • Use wait/notify/notifyAll to implement inter-thread communication
  • NIO

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part three

• DataStructure(data structure)
  • array
  • linked list
  • stacks and queues
  • string
  • Tree
  • picture
• Algorithm(algorithm)
  • sort
    • selection sort
    • bubble sort
    • Quick sort
    • merge sort
    • Summary of the top ten sorting algorithms in interviews
  • Find
    • sequential search
    • half search
  • "Sword Pointer Offer"
    • Interview question 2: Implement Singleton pattern
    • Interview question 6: Reconstruct a binary tree
    • Interview question 11: Integer powers of numerical values
    • Interview Question 44: Poker Straight
    • Interview question 45: The last remaining number in the circle
  • "Programmer Interview Guide"
  • 《LeetCode》
    • two-sum
  • "Programmer Code Interview Guide (Zuo Chengyun)"
    • 1. Design a stack with getMin function
    • 2. A queue composed of two stacks
    • 3. How to reverse a stack using only recursive functions and stack operations

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Part 4

• Network
  • TCP/UDP
  • HTTP
  • Socket
  • Summary of computer network basics
• OperatingSystem(operating system)
  • IPC for Linux systems

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Part 5

• ReadingNotes(reading notes)

  • "APP Research and Development Record" Chapter 1 Reading Notes
  • "APP Research and Development Record" Chapter 2 Reading Notes
  • "Exploration of the Art of Android Development" Chapter 1 Notes
  • "Exploration of the Art of Android Development" Chapter 2 Notes
  • "Exploration of the Art of Android Development" Chapter 3 Notes
  • "Exploration of the Art of Android Development" Chapter 4 Notes
  • "Exploration of the Art of Android Development" Chapter 8 Notes
  • "Exploration of the Art of Android Development" Chapter 15 Notes
  • Chapter 12 of "In-depth Understanding of Java Virtual Machine"
  • "Java Programming Thoughts" Chapter 1 Reading Notes
  • "Java Programming Thoughts" Chapter 2 Reading Notes

• Project

  • Project difficulties

Part Six

• InterviewExperience(Interview experience)
  • Alibaba
  • Meituan
  • Wandoujia
  • Dragonfly FM
  • Sina Weibo
  • NetEase Hangyan

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• Resume(resume)

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