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- What are different garbage collection algorithms in Java (Serial, Parallel, CMS, G1, ZGC)?
- The article discusses various Java garbage collection algorithms (Serial, Parallel, CMS, G1, ZGC), their performance impacts, and suitability for applications with large heaps.
- JavaBase 820 2025-03-14 17:06:32
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- What is the Java Virtual Machine (JVM) and how does it work internally?
- The article discusses the Java Virtual Machine (JVM), detailing its role in running Java programs across different platforms. It explains the JVM's internal processes, key components, memory management, garbage collection, and performance optimizatio
- JavaBase 448 2025-03-14 17:05:04
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- How do I use Java's Nashorn engine for scripting with JavaScript?
- Java's Nashorn engine enables JavaScript scripting within Java apps. Key steps include setting up Nashorn, managing scripts, and optimizing performance. Main issues involve security, memory management, and future compatibility due to Nashorn's deprec
- JavaBase 278 2025-03-14 17:00:36
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- How do I use Java's try-with-resources statement for automatic resource management?
- Java's try-with-resources simplifies resource management by automatically closing resources like file streams or database connections, improving code readability and maintainability.
- JavaBase 228 2025-03-14 16:59:29
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- How do I use Java's enums to represent fixed sets of values?
- Java enums represent fixed sets of values, offering type safety, readability, and additional functionality through custom methods and constructors. They enhance code organization and can be used in switch statements for efficient value handling.
- JavaBase 1034 2025-03-14 16:57:35
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- What is the average salary for Java development?
- 1. Fresh graduate Java engineers: 5K for ordinary level, 10K for those with strong ability. 2. Java engineer with one year of work experience: 8K for ordinary level, 15K for strong ability. 3. Java engineer with three years of work experience: 10-15K for ordinary level, 18-20K for those with strong ability. 4. Java engineers with five years of work experience or above: 18K-30K for ordinary level, 25K-40K for those with strong ability.
- JavaBase 1277 2024-03-15 11:06:50
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- What does java routing mean?
- 1. In Java development, routing refers to the process of distributing requests to the corresponding processor for processing based on the requested URL address. 2. In Web development, routing refers to distributing requests to the corresponding processor based on the URL address requested by the user. 3. By defining routing rules, different URL addresses can correspond to different processing logic, and flexible page jumps and data processing can be achieved.
- JavaBase 1825 2024-03-15 11:06:53
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- what is javase
- Java SE, "Java Platform, Standard Edition", is part of the Java platform. It is a basic Java programming environment that provides a standard development and running environment for Java applications. It is the core of the Java platform and includes the Java programming language, Java Basic components such as virtual machines and Java class libraries are designed to provide Java developers with a common, standard development and running environment so that they can more easily write high-quality Java applications.
- JavaBase 3119 2024-01-11 09:54:36
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- What are cookies in java
- In Java, a cookie is a mechanism used to pass information between a web browser and a server. It is a small piece of text information that is sent by the server to the client's browser and stored on the client's computer. The browser will automatically include the cookie information in the HTTP header and send it back to the server in future requests. Cookies are usually used to identify the user, track the user's status, and store the user's personalized preferences.
- JavaBase 1914 2024-01-02 13:59:52
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- Summary of java basic knowledge
- Java is a widely used programming language with features such as cross-platform, security, portability, and multi-threading. Therefore, it is widely used in various software development fields. When learning Java programming, there are some key concepts and codes that Java beginners must master.
- JavaBase 1470 2023-10-24 10:21:10
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- I secretly looked at some computer basics, and from now on learning Java is like cheating!
- Machine language is a language that a computer can directly recognize. It is a computer language directly expressed in binary code instructions. It is a code composed of a string of 0s and 1s, with a certain number of digits, and is divided into several segments. The coding of each segment represents a different meaning.
- JavaBase 2083 2023-07-26 17:30:05
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- My girlfriend cried and said she couldn't learn Java. That night I taught her the basics...
- Java provides an integrated development toolkit JDK, which allows us to compile the Java code we write into a bytecode file (class file). The Java Virtual Machine (JVM) is responsible for converting the bytecode into machine code, so that it can be used in various operating systems. Executed on the computer, the operating system controls the hardware to respond after receiving the instructions.
- JavaBase 1924 2023-07-26 17:28:17
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- What to do if java fileinputstream has Chinese garbled characters
- Solution to java fileinputstream Chinese garbled code: 1. Open the corresponding Java file; 2. Use "InputStreamReader" to convert "FileInputStream" to "FileReader" and specify the encoding format as "GBK".
- JavaBase 5284 2023-02-03 16:15:18
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- What are the six principles of design patterns?
- The six principles of design patterns: 1. The single responsibility principle, the core of which is to control the granularity of classes, decouple objects, and improve their cohesion; 2. The opening and closing principle, which can be achieved through "abstract constraints and encapsulation changes" ; 3. The Liskov substitution principle mainly expounds some principles about inheritance; 4. The dependency inversion principle reduces the coupling between clients and implementation modules; 5. The interface isolation principle is to constrain interfaces and reduce class-to-interface dependency Dependencies; 6. Demeter's Law, which requires limiting the width and depth of communication between software entities.
- JavaBase 19425 2023-02-22 11:32:06
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- what is sdk
- The full name of sdk is "Software Development Kit", which means "software development kit" in Chinese. It is a set of tools provided by manufacturers of hardware platforms, operating systems (OS) or programming languages. SDKs assist software developers in creating applications for specific platforms, systems or programming languages. A basic SDK usually consists of a compiler, debugger, and application programming interface (API), but may also include other content, such as: documentation, libraries, runtime/development environment, testing/analysis tools, network protocols, etc.
- JavaBase 51909 2023-01-06 15:26:39
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