java se 8 programmer

Java programmers with a monthly salary of 20,000 belong to intermediate programmers. Is that the technology is a little better, and you can't do it at the architect level. Generally speaking, 20,000 of the salary depends on the following aspects.1. Whether the project can be completed independently, and what projects have been completed, at least the 6+ project. The project has a lot of experience, and the ability to understand the requirements will b

to Corepoolsize, the task is added to the blocking queue 3) Otherwise, if the queue is full and the number of threads running at the same time is less than the core parameter maximumpoolsize, continue creating the thread to run this task 4) Otherwise, if the queue is full and the number of threads running at the same time is greater than or equal to maximumpoolsize, processing according to the denied policy set 5) Complete a task, continue to remove a task processing 6) No task continue

Dark Horse Programmer -- [Java Basics] -- GUI (graphical user interface), javagui I. Overview 1. GUI (GraphicalUser Interface): Also known as graphical user Interface, is a way for computer users to interact with computers. 2. There are two ways for users to interact with computers: GUI and CLI. (1) GUI (Graphical User Interface): Graphical User Interface that displays the computer operation Interface in G

Many programmers respond and write their own comments when recommending them. There used to be a domestic user to introduce the programmer book list, but are recommended several top 10 books. In fact, in addition to the top 10, the recommended number of the top 30 books are classic, the author compiled this question and answer paste, while selected passage some of the recommendations of the comments. The following are arranged according to the recom

------Java Training, Android training, iOS training,. NET training, look forward to communicating with you! -------First, the introduction of JavaThe Java programming language is a simple, object-oriented, distributed, explanatory, robust, secure and system-independent, portable, high-performance, multi-threaded, and dynamic language. Ii. installation and configuration of JDK 　　To learn

method has an exception, it must be done with a try and never be thrown.Summary of Knowledge points1. Inheriting classes and implementing interfacesThe parent class defines the common properties of a class of things, and the interface tends to define the extended functionality of a class of things.2. Use of Throw and throws1) The throw is defined within the function and is used to throw an exception object;2) throws defined on the function, used to throw the exception class, can be thrown multi

of invoking a class using a reflection method, and obtains a printout of the return value.//ThirdImport java.lang.*; import Java.lang.reflect.*;classFanshen//Reflection{ Public voidprint (String value) {System. out. println (value);}//add a new method to connect two strings Publicstring AddString (String arg1, String arg2) {string R=ARG1 +arg2;returnr;}}classtest{ Public Static voidMain (string[] args) throws Exception{class C=class.forname ("Fanshen");//gets a class object of class FanshenMeth

subclass of an external class or interface with Content anonymous objects. When do you use anonymous internal classes? An anonymous inner class can be passed as a parameter, typically when the usage method is an interface type parameter, and there are no more than three methods in the interface. Because the name of the constructor must be the same as the class name, and the anonymous class does not have a class name, the anonymous class cannot have a constructor and instead passes the construc

choose. Some customers prefer Agile, while others like the Waterfall model. So it's absolutely impressive to be able to do all sorts of different ways.10. Record your views on the technology to the documentation/blogIn our daily work, we may learn new things, new ways of doing things, practical forms and architectural ideas. You can record these ideas in a document or blog and share them with you.Because the way you're going to solve the problem is probably just another corner of the world. Ano

into sleep. This thread will not run for a specified period of time.2. Suspend execution of the thread with suspend (). The "operational" status is not returned unless a resume () message is received.3. Suspend execution of the thread with Wait (). Unless the thread receives a notify () or notifyall () message, it does not become a "operational" state.4. The thread is waiting for some IO operations to complete.5. The thread tries to invoke the "synchronous" method of another object, but that ob

JavaOne 2013 has been held in San Francisco recently. September 22, a strategic keynote speech from Oracle employees Peter Utzschneider, Nandini Ramani and Cameron Purdy kicked off the celebrations and lasted until September 26. This is the 18th JavaOne Congress, and the Java community is not showing signs of slowing down. Utzschneider tells viewers that Java is still the world's first development platform

Analysis of the Java2 Programmer examination (SCJP) -- Linux general technology-Linux programming and kernel information. The following is a detailed description. Preface Whether you are a newbie or an expert in programming, you will be amazed by the Infinite Charm of Sun's Java. Java brings you more than just the advantages of object-oriented, open, platform-in

different ways.10. Record your views on the technology to the documentation/blogIn our daily work, we may learn new things, new ways of doing things, practical forms and architectural ideas. You can record these ideas in a document or blog and share them with you. Because the way you're going to solve the problem is probably just another corner of the world. Another developer "Searching for a quest", your share will be nothing less than a long drought."Editor: Chenqingxiang TEL: (010) 68476606"

Java Advanced programmer face test 1. What do you think is the most important process in the project? Try to identify progress priorities in the analysis and design phase 2. If you give a team of 4-6 people, how to assign. Pick a technically competent person as my substitute. Others distribute tasks evenly, perform a comprehensive task assignment every week, and each person receives a week's work and repor

specification, release process, quick positioning.3. Performance optimization: server memory, hard disk, data growth, bandwidth, the most performance-consuming place in the system, what services a request needs to invoke, how long each time the db is accessed.4. Architecture capabilities: Distributed, load-balanced, read-write separation.5. Selection Ability: jms,soa/sca/micro-service, Mongodb/redis/memcache,java/go/nodejs and so on.6. Management cap

Java programmer face question day011.What is the difference between JDK and JRE ? What are their roles? Jdkis aJavadeveloped toolkit that mainly contains a variety of class libraries and tools such asJavac/javaw/java, but it also includes an additionalJRE,two different virtual machines are available,JDKof thebinthe directory hasClientand theServertwo files under

Dark Horse programmer _ JavaSE learning summary 01st-day _ Java overview, _ javase_java ------- Android training, java training, and hope to communicate with you! ---------- 01.01 computer Overview Computer: it is also known as a Computer. It is a modern smart electronic device that can automatically and quickly process massive data according to the program runni

, Intermediate, advancedDescription: This book uses the Java language to describe our commonly used data structures and writes very well. Worth a look, but the current basic goods (this is the most advantageous explanation).8 "Junit Recipes Chinese Version: Programmer's Practical testing skills"Star:Suitable objects: Beginner, Intermediate, advancedIntroduction: The current agile prevalence, this you have t

The first chapter summarizes:1.java is a high-level programming language introduced by Sun (now Oracle, Inc.) in 1995, and Java technology can be used on almost all types and sizes of devices, from computer chips to cellular phones to supercomputers, everywhere.2. In the current software development industry, Java has become the absolute mainstream of