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- How to create a java project in idea
- How to create a java project with idea: first open idea on your computer and click "File->New->Project"; then select the path to the JDK installation and click New; then create a simple java project; finally enter the input to create The java project name and project storage path are enough.
- Javagetting Started 92716 2023-01-13 00:40:08
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- Java implements adding image watermarks and text watermarks
- We often see watermarks of certain companies or brands on some pictures or pictures, so can we add watermarks to our favorite pictures or files ourselves? The answer is of course no problem.
- Javagetting Started 3793 2021-03-12 11:34:55
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- Introduction to bit operations and application scenarios in java
- Java introductory tutorial: We know that all numbers in the program are stored in binary form in computer memory, and bit operations are to directly operate on the binary bits of integers in memory. For example, the and operation is originally a logical operator, but the AND operation can also be performed between integers.
- Javagetting Started 4469 2021-03-08 16:32:38
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- Preliminary learning of new features of java 1.8
- The Java 8 release is the most revolutionary version since Java 5 released in 2004. Java 8 brings a lot of new features to the Java language, compilers, class libraries, development tools and JVM.
- Javagetting Started 3277 2021-02-26 10:06:46
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- What is the operating mechanism of java
- When a Java program is run, it must go through two steps: compilation and running: first, the source file with the suffix name java is compiled, and finally a bytecode file with the suffix name .class is generated; then the Java virtual machine interprets the bytecode file Execute and display the results.
- Javagetting Started 25765 2023-01-13 00:40:08
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- Analysis of Java RMI remote calling steps
- Java introductory tutorial: RMI (Remote Method Invocation, remote method invocation) is implemented in JDK1.2 using Java, which greatly enhances Java's ability to develop distributed applications.
- Javagetting Started 1966 2021-02-19 09:50:22
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- What file format is jar?
- jar is a software package file format, usually used to aggregate a large number of Java class files, related metadata and resource files into one file in order to develop Java platform application software or libraries; JAR file also refers to an archive file, in the form of ZIP Format construction, with ".jar" as the file extension.
- Javagetting Started 10113 2023-01-13 00:40:04
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- Use java to solve triangle angle problems
- First we need to know the coordinates of the three vertices, then calculate the distance between points, and finally use the formula to calculate the angle.
- Javagetting Started 2163 2021-02-04 10:05:58
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- What are the three proxy modes of java?
- Java introductory tutorial: This article introduces the three proxy modes of Java to everyone. It has certain reference value and I hope it can be helpful to everyone.
- Javagetting Started 2367 2021-02-03 18:52:13
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- What are the access rights of class members?
- There are four types of access permissions for Java class members, namely: 1. package (access within the package); 2. private (access within the class); 3. public (access across packages); 4. protected (classes in the package are accessed outside the package). Class inheritance and reuse).
- Javagetting Started 15442 2023-01-13 00:40:03
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- Introduction to java proxy mode
- Proxy is a design pattern whose core idea is to transfer access to the target to the proxy object. The advantage of this is that the target object can add some additional functions through the proxy object without changing the code. This is a programming idea that adds some extended functions through agents without changing the original code.
- Javagetting Started 2829 2021-01-27 09:50:44
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- Introduction to javadoc specification
- We know that javadoc is embedded in the JDK, so following the javadoc specification is definitely the orthodoxy of java annotations. It is very practical to have javadoc to help generate API documentation.
- Javagetting Started 2552 2021-01-25 09:49:39
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- Java implements the function of sending verification code SMS
- Java introductory tutorial: This article shares with you the Java code that implements the function of sending verification code text messages. It has certain reference value and I hope it can be helpful to everyone.
- Javagetting Started 2898 2021-01-20 09:52:53
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- How many bytes does the char type occupy?
- In Java, the char type occupies 2 bytes; reason: The Java compiler uses Unicode encoding by default, so 2 bytes (16 bits) can represent all characters. In Java, short and char occupy 2 bytes; byte and boolean occupy 1 byte, and int and float occupy 4 bytes.
- Javagetting Started 76732 2023-01-13 00:40:03
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- What are the eight basic data types in java
- The eight basic data types in Java are: 1. byte; 2. short; 3. int; 4. long; 5. float; 6. double; 7. char; 8. boolean.
- Javagetting Started 26336 2023-01-13 00:40:03
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