freelance java developer

using administrator20. View Port Usagenetstat -tln | grep 8080Viewing usage of port 808021. See which program the port belongs tolsof -i :808022. View the processps aux|grep javaView Java processesps auxView All Processes23. List the contents of the directory in a tree viewtree aPs:mac using the tree command24. File downloadwget http://file.tgzInstall wget command under Maccurl http://file.tgz25. Network detectionping www.taobao.com26. Telnetssh [ema

doesn't have to be knocked, and Hello world comes out. I should have got started.Self-pleased ....Oh, yes. Not the same as the tutorial.Go on.This time it's ready. Well. Go on.: http://maven.apache.org/download.cgiThe translation is very useful, Anxi.Horizontal slots. My colleague suddenly told me. MAVEN integrates it. Tried it.Continue to the next step.These are created using Eclipse to create a MAVEN project.Go on...Then I'll try to do the maven command in VS code.MVN CompileCross-platform?

to Baidu slightly.Anyway Baidu down all the way. It's almost over.I can finally open it. The way to start learning.Then I set up a few projects, what ghosts, all can not run up.Uh's MAVEN project, this should be the focus of my study.Start by planning what you learn.I want to create a DDD (domain-driven design) Java project,The IOC framework must be used,I also like BDD (cucumbers are best used.) ) Agile development Model. Be interested in learning:

1. What is a Java virtual machine? Why is Java called a "platform-agnostic programming language"?A Java Virtual machine is a virtual machine process that can execute Java bytecode. The Java source file is compiled into a bytecode file that can be executed by the

At the end of the year, the main write Java has been more than half a year. During this half-year period, I learned to use Spring-boot, learned SQL, and learned to use MongoDB. At first glance, the content of my work seems to be mostly "back-end", so can I calculate a half back-end development? I don't think so.Yes, I started working on Java and databases in the last six months, but my job is essentially "d

index.jsp Main code: Open the Editor_config.js configuration file Configure path var URL = window. Ueditor_home_url | | "/ueditor03/ueditor/"; Here ueditor03 is the name of the individual project Note that the reference in the INDEX.JSP code and the code in the body, because the ueditor version of the different, to do the corresponding modification, the specific situation of specific analysis. You can publish the running project to this, the browser can be used in the e

Java1. Give, write a method to decide if one are a permutation of the other.For example:string s1= "dog" string s2= "God" is true; String s3= "Dgo" is also true; Public Booleanispermutation (String s1,string s2) {Booleanflag=false; if(S1.length () ==0 s1.length ()! =s2.length ()) {Flag=false; }Else{String str1=NewString (S1); String str2=NewString (S2); Char[] str1tochar=S1.tochararray (); Char[] str2tochar=S2.tochararray (); Arrays.sort (Str1tochar); Arrays.sort (Str2t

The IBM Developer Kit for the Java platform version 5.0 marks significant progress, with significant improvements in language features and low-level execution techniques. This article is the first in a 5-part article series that outlines some of the major changes and improvements IBM has made to its virtual machine technology, including traditional garbage collection, shared class data, and improvements in

Eclipse offers an integrated development environment has an extensible plug-in system. This enables Eclipse to provide all functionality on the top of its run-time system. It ' s also different from other applications (where the functionality provided by Plug-ins is mostly hard coded). Having the appropriate Eclipse plug was important to stay productive, since it facilitates the Java developers to Seamlessl y Develop and implement applications. Eclips

Tags: style blog C java tar http1. EnvironmentWin7 x64,oracle 11g r2,jdk6 x642. QuestionsThe first time you start Oracle SQL Developer will let us fill in the path of Java.exe, I found in the JDK installation directory of the bin Java.exe, but fill in the following error:3. CausesThe Oracle SQL Developer installed in Oracle 11g is 32-bit, and the java.exe we are

() method first reads the URL and the full name from JSON, then issues a GET request to ' Http://gooseextractor-t20.rhcloud.com/api/v1/extract?url ', looking for the title from the given URL, Summary and main image. With all of this information, a new article is saved to the database, and an HTTP status code of 201 is returned to represent the created. The Getstory () method gets the article from the given article ID, and we convert the article called JSON format and then return