包含标签：Java 的文章
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HTML basic summary
1. H1-h6 label They are all title tags, which define the title of a paragraph. H1 is the largest, decreases successive…… -
Common tool operations
< p align = "center" > common tool jobs < p class = "1" > I. fill in the blanks 2、 Multiple choice questi…… -
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Summary of JS detailed knowledge points 1. Ecmasctipt syntax 1.1 syntax introduction: JS code cannot be written direct…… -
Abnormal operation
< p align = "center" > abnormal operation < p class = "1" > I. fill in the blanks 2、 Multiple choice ques…… -
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UDP details 1、 In TCP / IP protocol stack, what are the connections and differences between TCP protocol and UDP prot…… -
Data types and Operator jobs
< p align = "center" > data types and Operator jobs 1、 Fill in the blanks 2、 Multiple choice questions 1，1 …… -
Class and object jobs
< p align = "center" > class and object jobs 1、 Fill in the blanks 2、 Multiple choice questions 3、 Judgment q…… -
Regular expression + XML + reflection + design pattern job
< p align = "center" > regular expression + XML + reflection + design pattern job 1、 Fill in the blanks 2、 Mul…… -
Multiple cycles, methods and operations
< p align = "center" > multiple loops and methods 1、 Multiple choice questions eight String } ninety-ni…… -
Encapsulating and inheriting jobs
< p align = "center" > encapsulate and inherit jobs 1、 Multiple choice questions Change private int m to prot…… -
9. CSS attribute
Summary of CSS refinement knowledge points 1. Inline style: only works on the elements it modifies Syntax: style = "at…… -
Java multithreading Foundation (I)
1. What are processes and threads 2. Ways to create threads (three types) 3. Thread status and characteristics Create …… -
Differences between hashtable and HashMap
① Inheritance is different. ② The methods in hashtable are synchronous, while the methods in HashMap are asynchronous …… -
IO stream of Java: memory stream, print stream, object stream
There are many input and output stream subclasses. See the following figure for details: Used to manipulate memory Byt…… -
Practice on Io flow in Java
Exercise 1: count a file calccharnum The total number of occurrences of letters' a 'and' a 'in txt. Exercise 2: create…… -
A necessary artifact of java development tools — Notepad + + and JD GUI download, installation and use
Notepad + + is a set of text editor under the windows operating system. It has a complete Chinese culture interface an…… -
The difference between string, StringBuffer and StringBuilder
The difference between string, StringBuffer and StringBuilder String, StringBuffer and StringBuilder in Java are strin…… -
Classic java written interview questions
Object oriented programming (OOP) Java is a computer programming language that supports concurrency, class based and o…… -
Detailed sorting of Java string class operation methods
The basic operations of string class can be divided into the following categories: 1. Basic operation method 2. String…… -
Keep a distance from the noise and trade with dreams on an equal footing
Avoid coupling the sender and receiver of the request, make it possible for multiple objects to receive the request, c…… -
Common algorithms (bubbling, insertion, selection, fast) and detailed explanation of binary tree
The same problem can be solved by different algorithms, and the quality of an algorithm will affect the efficiency o…… -
Java process control
Java's main process control statements include 3 minutes, selection statements, loop statements and jump statements. T…… -
Go deep into the Java core and explore the Java garbage collection mechanism (transferred from http://edu.21cn.com/java/g_189_859836-1.htm ）
Garbage collection GC Garbage collection is one of the core technologies of the Java language. Previously, we specific…… -
Mybatis – learning notes
configuration file 1. Properties introduces the contents of the external properties configuration file Resourc…… -
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Stringtokenizer class
Stringtokenizer is an application class used to separate string strings. 1. Constructor Public stringtokenizer (string…… -
Reading and writing java image files
Read the BMP file into bufferedimage. File File2 = new file ("C: \ \ testimages \ \ tttt" + ". BMP")// BufferedImage b…… -
Java base identifier
Identifier: the name of the class, method or variable defined by the programmer. The identifier consists of capital l…… -
Java file and stream reading
In io programming of Java language, reading a file is divided into two steps: 1. Convert the data in the file into a s……