Preface

This year is a turning point , A lot of learning android The development partner lost his job , Although I found a job , But if it's high, it's low , In the second half of the year, Jinjiu Yinshi has the idea of changing a job , Many small partners who need big factory interview experience and big factory interview real questions , Want to brush the next question in advance . Next, I'll share a copy of mine 、 Alibaba 、 Baidu 、 Interview experience and summary of Xiaomi and other big factories .（ At the end of the article, a complete analysis of the real topic is attached ）

The first note ：Flutter Learning notes

For reasons of length , In order to avoid affecting your reading experience , Here is just a screenshot to show part of the content .

introduction —— Advanced

Chapter one Why? Flutter It's the ultimate choice for cross platform development ？

Chapter two stay Windows To build Flutter development environment

The third chapter Write your first Flutter App

Chapter four Flutter Build and debug the development environment

The fifth chapter Dart The basic grammar of grammar ( One )

Chapter six Dart The use of the collection of syntax and source code analysis ( Two )

Chapter vii. Dart Set operator function and source code analysis in Syntax ( 3、 ... and )

Chapter viii. Dart The use of functions in grammar ( Four )

Chapter nine Dart The object-oriented basis of grammar ( 5、 ... and )

Chapter ten Dart Object oriented inheritance and Mixins( 6、 ... and )

Too much information is omitted , Omit …

flutter Practical series

The second note ：Kotlin Beginner to master

Get ready to start Basic grammar , Common terms , Encoding style

basic

Basic types , package , control flow , Return and jump

Classes and objects

Class and inheritance , Properties and fields , Interface , The visibility modifier , Expand , Data objects , Generic , Nested class , Enumeration class , Object expressions and declarations , Delegation mode , Delegation properties

Functions and lambda expression

function , Advanced functions and lambda expression , Inline function

Other

Multiple statements ,Ranges, Type checking and automatic conversion ,This expression , equation , Operator overloading , Air safety , abnormal , annotation , Reflection , Dynamic type

Too much information is omitted , Omit …

Practical series

The book recommendation inside the factory

about Android Development of friends should be the most comprehensive and complete Flutter、Kotlin Learning notes , In order to better organize each module , I also refer to a lot of quality blogs and projects on the Internet , Try not to miss every knowledge point , Many friends rely on these contents to review , Got it BATJ Waiting for big factories offer, I hope it can help you .

also 2020-2021 year BAT Analysis of the real interview questions , It's a lot of content and systematic , It contains a lot of content ：Android Basics 、Java Basics 、Android Source code correlation analysis 、 Some common principle problems wait , It can be very good To help us understand Android The principle of relevant knowledge points and interview related knowledge .

summary

Finally, for programmers , What to learn 、 There's too much technology , If you want not to be eliminated by the environment, you have to constantly improve yourself , It's always us to adapt to the environment , Not the environment to adapt us ！

Here are dozens of sets related to the above technical system diagram tencent 、 headlines 、 Ali 、 Meituan and other companies 2021 Interview questions for , Put the technical points into video and PDF（ In fact, it took a lot more energy than expected ）, contain The context of knowledge + A lot of details , Due to limited space , Here is a part of it in the form of pictures .

I believe it will bring you a lot of harvest ：

Above 【 HD technology brain map 】 as well as 【 Supporting architecture technology PDF】 You can follow me for free

 Android Study PDF+ Architecture video + Interview document + Source notes

It's easy to be a programmer , To be a good programmer is to keep learning , From junior programmer to senior programmer , From junior architect to senior architect , Or go to management , From technical manager to technical director , Each stage requires different abilities . Set your career direction early , In order to get rid of peers in work and ability improvement .