In 2021, the latest gold three silver four job-hopping must-have benchmarking Ali P5's 685 episodes of java employment class full set of videos

In 2021, I thought that the epidemic was about to pass. I didn’t expect that Shunyi added a few more cases of overseas imports. Then a new wave of epidemics began nationwide. Fortunately, with the experience of last year, I began to quarantine as soon as there were cases. Nucleic acid detection is firmly under control. Isolate for 7 days after the inspection to protect everyone's health.

During the period of isolation, the editor prepared 685 episodes of java employment class tutorial videos necessary for gold three silver four job hopping to learn. I hope everyone will like it! !

 

Vol. 41-HTML_CSS

1. Introduction of HTML and CSS
2. How to open notes
3. Three cornerstones of network transmission
4. What is HTML
5. Standard structure of HTML
6. Use of HBuilder
7. html_head_body tag
8. Available tags in head
9. Text label
10. Multimedia label
11. Hyperlink label
12. Hyperlink set anchor
13. List label
14. Form label
15. Inline frame
16. Inline frame exercise (1)
17. Inline frame exercise (2)
18. Frame collection
19. The role of form
20. form details
21. Form form exercise_simulating Baidu search
22. Form element (1)
23. Form element (2)
24. HTML5 new type type
25. HTML5 new attributes
26. Introduction of CSS
27. Three ways to write CSS
28. Understand the point of learning CSS
29. Selector_basic selector
30. Selector_relational selector
31. Selector_attribute selector
32. Selector_Pseudo-class selector
33. Exercise: Baidu navigation bar
34. Principle of Floating
35. Eliminate floating effects
36. Positioning_Static Positioning_Relative Positioning
37. Positioning_Absolute Positioning
38. Positioning_Fixed Positioning
39. Box model introduction
40. Box model code demonstration
41. Box model exercises

 

 

24集-IDEA

1_IDE concept

2_JetBrains company introduction

3_IntelliJ IDEA introduction

4_IDEA download_preparation work before installation

5_IDEA uninstall

6_IDEA installation and cracking

7_IDEA page display

The concept and use of 8_Module

9_IDEA common settings 1

10_IDEA common settings 2

11_IDEA common settings 3

12_IDEA's commonly used shortcut keys 1

13_IDEA's commonly used shortcut keys 2

14_ What is a code template

15_Commonly used code templates

16_Modify code template

17_Create code template

18_Breakpoint debugging_Commonly used breakpoint debugging shortcuts

19_Breakpoint debugging_conditional judgment

20_Breakpoint debugging_View expression value

21_Create JavaWeb project

22_Add Tomcat image in IDEA

23_Configure Git in IDEA

24_ configure Maven in IDEA

 

 

Episode 165-javaSE Tutorial

1. Introduction_teaching instructions

2. Introduction _ Obtaining the required materials

3_course introduction_how to open notes

4_Course introduction_How to install the software

5_course introduction_how to improve typing speed

05_Initial JAVA_The history of computer language development

06_Initial JAVA_A brief history of JAVA

07_Initial JAVA_JAVA architecture

08_Initial JAVA_JAVA features and advantages

09_Initial JAVA_The garbage collection mechanism of the core mechanism

10_Initial JAVA_ The core mechanism of JAVA cross-platform principle

11_Initial JAVA_Comparison of core mechanism and the cross-platform principle of C language

12_Initial JAVA_Commonly used DOS commands

13_Initial JAVA_JDK download_installation_uninstall

14_Initial installation of JAVA_notepad++_system environment variable path

15_Initial JAVA_The first program_compile_execute

16_Initial JAVA_Common errors in the program

17_Initial JAVA_ compilation method

18_Initial JAVA_Extension: classpath environment variable

19_Initial JAVA_Extension: JAVA_HOME environment variable

20_Initial JAVA_API

21_Initial JAVA_ Convenient use of code amount statistics tools

23_Initial JAVA_Document Notes

24_Initial JAVA_Use of decompilation tools

24_Initial JAVA_Use of decompilation tools

25 The last piece of code in the initial JAVA chapter

27_Data Type_Identifier.mp4

28_data type_keyword.mp4

29_Data Type_Constant_Literal Constant.mp4

30_data type_variable declaration, assignment, use.mp4

31_data type_variable memory.mp4

32_Data Type_Scope of Variables.mp4

33_Data type_Integer type constant hexadecimal conversion question of basic data type...

34_Data Type_Integer Type Variable of Basic Data Type

35_Data Type_Two forms of floating-point constants of basic data types

36_Data Type_Floating-point variable of basic data type

37_Data Type_Encoding and Character Set

38_Data Type_Character Type 1 of Basic Data Type

39_Data Type_Character Type 2 of Basic Data Type

40_data type_explain the garbled problem

41_Data Type_Boolean Type of Basic Data Type

42_data type_basic data type conversion problem

43_Data Type_Exercises_final_Character Constant_Use of Scanner

44_Data Type_Exercises_Deepen the use of Scanner

45_Operator_Overview of operators in Java

46_operator_arithmetic operator_division_remainder

47_operator_arithmetic operator_plus sign

48_operator_arithmetic operator_increment

49_operator_assignment operator

50_operator_extended assignment operator

51_operator_relational operator

52_operator_logical operator

53_operator_ternary operator

54_operator_bit operator

55_operator_summary

56_operator_precedence level of operator

57_Process Control_Introduction

58_Flow control_branch structure_if single branch

59_Flow control_branch structure_if multi-branch

60_Flow control_branch structure_if double branch

61_Flow Control_Random Number

62_Flow Control_Nested Use of Branches_Exercise 1

63_Flow Control_Nested Use of Branches_Exercise 2

64_Flow control_Branch structure_switch branch

65_Flow control_loop structure_while loop

66_Flow control_loop structure_while loop exercise

67_Flow control_loop structure_do-while loop

68_Flow control_loop structure_for loop

69_flow control_loop structure_keyword break

70_Flow control_loop structure_keyword continue

71_Flow control_cyclic structure_keyword return

72_Flow Control_Cycle Structure_Cycle Exercise 1

73 Process Control Cycle Structure Cycle Exercise 2

74_Flow control_loop structure_loop nesting (double)_multiplication formula

75_flow control_loop structure_loop nest (double)_print various shapes

76_Flow control_loop structure_loop nesting (double)_printing diamond mode 2

77_process control_loop structure_loop nesting (triple)_baiqianbubaiji

78_method_method definition and call

79_Exercise of method method extraction

80_Method_Interview Question_Is the exchange of two numbers successful?

81_method_method overload

82_Array_Introduction of array

83_array_learning of array

84_array_array exercises perfect_array traversal method

85_array_three initialization methods of array

86_array_application of array_maximum problem

87_array_application of array_query problem

88_array_application of array_add element

89_array_application of array_delete element

90_Array_Detailed main method

91_array_variable parameters

92_Array_Arrays Use of Tool Class

93_array_copy of array

94_Array_The definition and traversal of two-dimensional array

95_Array_Initialization of two-dimensional array

96_IDEA learning instructions

97_IDE concept

98_JetBrains company introduction

99_IntelliJIDEA introduction

100_IDEA download_preparation work before installation

Uninstallation of 101_IDEA

102_IDEA installation and cracking

103_IDEA page display

Concept and use of 104_Module

105_IDEA common settings 1

106_IDEA common settings 2

107_IDEA common settings 3

108_IDEA's commonly used shortcut keys 1

109_IDEA's commonly used shortcut keys 2

110_What is the code template

111_Commonly used code templates

112_Modify code template

113_Create code template

114_Breakpoint debugging_Commonly used breakpoint debugging shortcuts

115 breakpoint debugging condition judgment

116_Breakpoint debugging_View expression value

117_Object-oriented_The difference between process-oriented and object-oriented

118_Object Oriented_Relationship Between Class and Object

119_object-oriented_object-oriented three stages

120_Object Oriented_Create Class

121_Object Oriented_Create Object

122_Object-oriented_The difference between local variables and member variables

123_object-oriented_constructor

124_Object-Oriented_Constructor overload

125_object-oriented_memory analysis 1

126_Object Oriented_Memory Analysis 2

127_object-oriented_memory analysis 3

128_Object-Oriented Use of this

129_Object Oriented_static Modification of Flexibility

130_Object-oriented_static modification method

131_Object Oriented_Code Block

133_object-oriented_package_import_(2)

133_object-oriented_package_import_(2)

135_Object Oriented_Package(?)

135_Object Oriented_Package(2)

136_Object-Oriented_Summary of Encapsulation

137_Object Oriented_Introduction of Inheritance

138_Object-Oriented_Inherited Code Demonstration

139_Object Oriented_Inheritance Summary

140_Object Oriented_Inherited Memory Analysis

141_Object Oriented_Permission Modifier

142_Object Oriented_Method Rewriting

143_Object-oriented_super modified attributes, methods

144_Object-oriented_super modified constructor

145_Object-oriented_super modified constructor supplement

146 The execution process of the construction method under the condition of object-oriented inheritance

147_Object-oriented_Object class toString method

148_Object-oriented_Object equals method (1)

149_Object-oriented_The equals method of the Object class (2)_instanceof.

150_Object-oriented_The equals method of the Object class(3)

151_Object-oriented_The relationship between classes and classes (1)

152_Object-oriented_The relationship between classes and classes (2)

153_object-oriented_polymorphism(1)

154_object-oriented_polymorphism(2)

155_object-oriented_polymorphic memory analysis

156_object-oriented_downcast_upcast

157_Object-Oriented_Simple Factory Design Pattern

158_object-oriented_final modifier

159_object-oriented_abstract class_abstract method

160_Object Oriented_Interface (before JDK1.8)

161_Object Oriented_Interface (added after JDK1.8)

162_Object Oriented_Inner Class_Member Inner Class

159_surface [abstract from time to time like oil elephant

163_object-oriented_internal class_local internal method

164_Homework_Object Oriented Project

165_learning route

 

 

Episode 36-Data Structure and Algorithm

1. [Data structure and algorithm] preview

2. The basic concept of algorithm.mp4

3. Sorting Algorithm-Song Ci Memory Method.mp4

4. Select sort.mp4

5. Select sort_programming.mp4

6. Select Sort Big O Analysis-Video Export.mp4

7. Select the end of sorting.mp4

8. Bubble sort.mp4

9. Insertion sort.mp4

10. Summarize simple sorting-select insert, bubbling.wmv

11. Hill sort.mp4

12. Merge Sort (—) .mp4

13. Merge Sort (2) .mp4

14. Merge Sort (3) .mp4

15. Quick sort (1).mp4

16. Quick sort (2) .mp4

17. Quick sort (3) .mp4

18.Quick Sort (4) .mp4

19. Extended content-dual axis quick scrolling-subtitles-final.mp4

20. Count and sort (1).mp4

21. Counting Sort (2) .mp4

22. Cardinality sort.mp4

23. Bucket sorting.mp4

24. KMP algorithm and its extension.mp4

25. Morris traversal and related extensions.mp4

26. Violent recursion.mp4

27. Violent recursion to dynamic programming 1.mp4

28. Violent recursion to dynamic programming 2.mp4

29. Violent recursion to dynamic programming 3.mp4

30. Comparator and heap.mp4

31. Dynamic programming.mp4

32. Recursive routine of binary tree.mp4

33. The basic algorithm of a binary tree.mp4

34. Linked list related interview questions.mp4

35. Understand complexity, logarithm, dichotomy and XOR operation.mp4

36. Greedy Algorithm.mp4

 

Episode 4-Multithreading and High Concurrency

1. Multithreading and high concurrency programming one
2. Multithreading and high concurrency programming two
3. Multithreading and high concurrency programming three
4. Multithreading and high concurrency programming four

 

Vol. 29-MySQL

01_MySQL download installation and configuration

02_Verify MySQL

03_Install Navicat

04_Import table data

05_select statement_1

06_where clause

07_order_by clause

08_Common functions

09_ group function.

10_group_by clause

11_having clause and select summary

12_subqueries and self-join

13_ Table connection exercises and interview questions

14_Exercise 1_The average salary level of each department

15_Exercise 2_The average salary grade of the department

16_Exercise 3_ Those people are managers

17_Exercise 4_ Find the highest salary without group function

18_Exercise 5_Find the department number with the highest average salary

19 Exercise 6 is not important, just look at it.

20_Exercise 7_Name of managers who are higher than the highest salary of ordinary employees

21_Many-to-many relationship interview questions_1

22_Many-to-many relationship interview questions_2

23_pagination

24_DDL statement

25_DML statement

26_index

27_MySQL Introduction Summary

28. MySQL Tuning One

29. MySQL Tuning Two

 

Episode 12-Reflection

1. The introduction of reflection

⒉Reflection concept.

3.Class class

4. Provide a wealth of classes.

5. Four ways to obtain bytecode information

6. Types that can be used as instances of Class

7. Supplement the content of the above rich class

8. Get the constructor and create the object

9. Obtaining properties and assigning values ​​to attributes

10. Get method and call method

11. Get the interface, package and annotation of the class

12. Interview questions about reflection

 

Vol. 6-redis

1. Introduction to redis (313-318) and the principle of NIO
2. Introduction to redis and NIO principle
3. Redis string type & bitmap-1
4. Redis string type & bitmap-2
5. redis的list、set、hash、sorted_set、skiplist-1
6. redis的list、set、hash、sorted_set、skiplist-2

 

2 episodes-JVM

1. Introduction to JVM (319-320) and class file format
2. Explain the Class loading process in detail

 

zookeeper

Zookeeper introduction, installation, shell cli use, basic concept verification

 

55 episodes-23 design patterns

0-Design Pattern Preface

1-Singleton-singleton mode-first mode

1-strategy_strategy mode-second mode

2-strategy_strategy mode-second mode

3-strategy_strategy mode-second mode

4-strategy_strategy mode-second mode

5-strategy_strategy mode-second mode

6-Factory_1-The third and fourth mode

7-Factory_2-The third and fourth mode

8-Factory_3-The third and fourth mode

9-The Facade and the Mediator-The Fifth Mode-The Sixth Mode

10-The Facade and the Mediator_2-The Fifth Mode-The Sixth Mode

11-Decorator_Decorator-Seventh Mode

12-Detailed Observer Observer Mode_01-Ninth Mode

13-Detailed Observer Observer Mode_02-Ninth Mode

14-Detailed Observer Observer Mode_03-Ninth Mode

15-Detailed Observer Observer Mode_04-Ninth Mode

16-Detailed Observer Observer Mode_05-Ninth Mode

17-Detailed Observer Observer Mode_06-Ninth Mode

18-Detailed Observer Observer Mode_07-Ninth Mode

19-Composite-Tenth Mode

20-flyweight-Eleventh mode

21-Proxy_01-Twelfth Mode

22-Proxy_02-Twelfth Mode

23-Proxy_03-Twelfth Mode

24-Proxy_04-Twelfth Mode

25-Proxy_05-Twelfth Mode

26-Proxy_06-Twelfth Mode

27-Proxy_07-Twelfth Mode

28-Proxy_08-Twelfth Mode

29-iterator_01-Thirteenth mode

30-iterator_02-Thirteenth mode

31-iterator_03-Thirteenth mode

32-Visitor_01-Fourteenth Mode

33-Visitor_02-Fourteenth Mode

34-visitor_3-fourteenth mode

35-visitor_asm_01-fourteenth mode

36-visitor_asm_02-fourteenth mode

37-visitor_asm_03-fourteenth mode

38-Chain of Responsibility Operations-The Eighth Mode

39-Builder-Fifteenth Mode

40-Adapter-Sixteenth Mode

41-Bridge-Bridge-Seventeenth Mode

42-Command Command Mode-Eighteenth Mode

43-prototype_01-prototype mode-nineteenth mode

44-prototype_02-prototype mode-nineteenth mode

45-prototype_03-prototype mode-nineteenth mode

46-memento and serialization_01-twentieth mode

47-memento and serialization_02-twentieth mode

48-TemplateMethod-21st Mode

49-State_01-State Mode-The 22nd Mode

50-State_02-State Mode-The 22nd Mode

51-State_03-State Mode-The 22nd Mode

52-The end of the design pattern_6 major design principles-the twenty-third pattern + the end

 

Episode 59-The First Phase of the Battle of the Tank Project

 

 

30 episodes-the second phase of the battle of the tank project

 

 

82集-JavaScript

 

15 episodes of mybatis source code

 

Episode 68-servlet series

 

Episode 47-spring source code

 

Episode 8-programmers change jobs in a short-term and raise their salaries. How do college graduates enter big factories? Future career planning guidance

 

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