java programmer resume

Dark Horse programmer-java basics-Basic Knowledge (2), dark horse java ------ Android training, java training, and hope to communicate with you! ------I. Operators in java In java, operators can be classified into-Arithmetic Oper

. Avoid synchronization2. Synchronize the interface with a synchronous wrapper3. If the method contains several important operations that do not require synchronization, do not synchronize the entire method4. Avoid unnecessary synchronization when reading and writing instance variables5. Use Notify () instead of Notifyall ()6. Use double check mode for synchronous initializationEfficiency1. Initialize with lazy2. Avoid creating unnecessary objects3. Reinitialize and re-use objects, try not to cr

example:What exactly is boxing and unpacking, boxing is that the compiler performs a boxing operation after the underlying type is changed to the corresponding object type, and the reverse is the case. The following blog is a special introduction to Java Boxing and unpacking to share with youHttp://www.cnblogs.com/dolphin0520/p/3780005.html= = and equals I used almost every day, before this I did not care too much about the differences, and later loo

Dark Horse programmer-Keyword summary in java, dark horse java Keywords 1. Definition: words with special meanings assigned by the java language 2. keywords used to define basic data types: Class interface float int long double byte short void boolean char 3. keywords used to define basic data type values: True fals

1. What is idea?Idea, Java Smart IDE.2. Why should I use it?The advantages of idea:1) Smart Selection2) Navigation mode3) historical records4) Refactoring5) Coding Aid6) Intelligent Typesetting, control7) Smart Code, find, navigate, edit, customizeSummary: Fast, search, analyze, locate, refactor, and efficiently3. How do I use it?1) Remote DebuggingTurn on remote debugging: Catalina.bat JPDA StartJava Remote Debugging2) Plugin modeTasksMyBatis3) Custo

How to become a Java champion programmer? But some programmers have been asking me for career advice. now I think it's time to write another article. As mentioned above, if you have a mind to look at other things-I have already begun recording the terrible food I have cooked on Heinz's Worst Recipes (the Worst recipe for Hines. It's caused by my strong desire to eat-it can be proved by my waist cir

characters, symbols and so on in the computer language.Common computer languages such as C,c++,c#,java4 Man-Machine interactionGraphical interface: This method is simple and intuitive, the user is easy to accept, easy to operate.Command-line mode: You need to have a console, enter specific instructions, and let the computer do some work. More trouble, need to record some commands.5 keyboard function keys and shortcut keystab Jump Bar, ALT + TAB combination shortcut key, can be implemented in th

Java programmer interview book-I ++, java book-IWhat are the output results of the following programs? public class program2 { static { int x = 5; } static int x,y; public static void main(String[] args) { x--; myMethod(); System.out.println(x + y++ + x); } private static void myMethod() { y=x++ + ++x; }}The

Java multi-thread understanding, dark horse programmer, java Dark Horse Public class MultiThread {public static void main (String args []) {System. out. println ("I am the main thread! "); // Create a thread instance thread1 ThreadUseExtends thread1 = new ThreadUseExtends () below (); // when thread2 is created, Thread thread2 = new Thread (new ThreadUseRunnable

daemon thread or a user thread. Mark the thread as either a daemon thread or a user thread. When a running thread is a daemon thread, the Java virtual machine exits. The method must be called before the thread is started. Join: You can use the Join method when you temporarily join a thread.When a thread executes the Join method to the B thread. A thread is in a frozen state, releasing execution and B starting execution. A when will it be executed? On

the big guy's springboot architecture to do the company AI official website, payment projects, artificial quality inspection projects .... (This is my own name, a small project, did not become a norm), the basic is crud work, a small amount of maintenance and new features of the development, feel not to improve, coupled with a number of students also job-hopping, pay is also good, so also began the interview ...　　　　Sentiment　　How to say, in this part of the work, learned something is still a lo

roughly on so many foundations! It's simple! This for a real programmer should be not enough, the real multi-threaded to have some grasp, please study java.util.concurrent package it! Master Doug Lea's work, originally a repository of open source conformance programming, was later incorporated into the Java class Library by Sun. The author's website also has another version of the class library! A good thi

, Management: Must be familiar with the use of ant to complete project management of common tasks, such as Project compilation, build Javadoc, build jar, version control, automated testing.7, the wrong: should be able to be based on the abnormal information to locate the cause of the problem and approximate location.8, thinking: Must master the main requirements of OOP, so that the use of Java development system to be a real

CloudDocker and VirtualizationMicro-Service ArchitectureV: Performance OptimizationAny out-of-details PPT Architect is bullying, up can be a strategist, down to solve the first-line performance problems, Java technology system, need to understand:Performance Index SystemJVM TuningWeb TuningDB tuningVI: Bottom-level knowledgeFrom the architecture design, to the application layer tuning, and then in-depth understanding of the underlying principles, sol

splash. You are a bit of a panic, is not the resume has no characteristics, so the resume carefully "packaging" a bit, sure enough after packaging immediately after the interview phone, but they did not realize that the resume can be packaged, but their ability is not able to package. So after the interview with different companies, experienced a variety of fanc

classification of unit tests that I understand2. Benefits of implementing Unit tests3. Java Programmer Unit Testing Tool LibraryDefinition and classification of unit testsThe definition of unit tests refers to the code that programmers write to test the logic code. In my understanding, unit tests are divided into the following two categories:Code testingCode testing refers to the implementation of the code

Program | Programmer Java Programmer must read: basic articles Time: 2001/09/13 13:31 Author: ZSC Pacific Network College 　 2.6 What is an interface An interface is a contract that collects methods and constant forms. When a class executes an interface, it promises to declare that all methods are executed in that interface. An interface is a device or a s

Interviewing is a simple and complicated thing, it is precisely because of the two sides of the simple and complex, so we have to learn more interview skills in the interview, if you say that master these things also have no birds to use, then I am speechless; If you think everything is ready, but almost the heat, I think you can better use your potential when you finish this article. First, resume production It takes a certain amount of effort to wri

conjunction with Nginx and so on, it is very convenient for everyone, will not repeat it. The completion of the deployment, the next log and monitoring, are very common problems, the log has a corresponding library, and monitoring are dependent on professional monitoring platform, their own information output is good, please allow me to show the spring boot Remoteshell terminal monitoring, In addition to the regular HTTP output JSON information (with the health check, meter data, Dump, request

. The next day, a meal with friends, chatted about the past, chatted about the future, we decided to rent a house, I think of high school, my other brother, is the former mentioned in Beijing, the girl who was in the study of the people who once liked, we always inseparable, also a fantasy, after graduation to a strange city, Looking for a job, a rent a house, a blow, I suddenly feel, that originally was four or five years ago, and now I have and another person live this life, and now we also o