best java profiling tools

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This article provides some tools to help you optimize the code and check potential problems in the source code. 1.PMDFrom http://pmd.sourceforge.net/ PMD can scan Java source code to find potential problems similar to the following: Possible bug -- a null value is returned in the try/catch/finally/switch statement. Dead Code-unused local variables, parameters, and private methods. Unsatisfactory code --

I have written two articles on JDBC source code. I think it is a bit boring. I have inserted a juc series of articles to change my appetite. I have mentioned some articles about J u C, the juc system contains a lot of content, not a sentence or two. I will first list the juc-related content that will be listed, and then introduce the version of this article: Tools The main sections of the J. u. C system contain content, as shown in: Note that each p

Recently I asked a lot of Java developers about what big data tools they used in the last 12 months.This is a series of topics for: Language Web Framework Application Server SQL data Access Tool SQL database Big Data Build tools Cloud Provider Today we are going to talk about big data. According to Wikipedia, big data is

Original postHttp://www.iteye.com/news/22285Original ENGLISHHttp://java.dzone.com/articles/java-tools-source-codeThis article provides some tools to help you optimize the code and check potential problems in the source code.1. pMD from http://pmd.sourceforge.net/PMD can scan Java source code to find potential problems

Java is a computer application programming language, which is widely used to create Web applications, server Building, Client API development, and databases. The use case and the importance of Java are enormous. The Java learning curve requires the programmer to be in an active state, and today we will list 8 best Java

In JDBC, check and add, delete, modify, and query mysql database connection tools such as Java, and jdbcmysql First, write a tool class that implements MySQL database connection, and closes the database connection, closes the ResultSet result set, and disables PreparedStatement. The Code is as follows: Package com. swift; import java. SQL. connection; import

It is believed that every reader of Java development has been exposed to SQL build statements, especially in the early stages of project development, because the database is the cornerstone of the project.In modern project development, there are many ORM frameworks that can interact with the database through simple entity mapping, but we originally designed the database table structure, not the entity class. The entity class is only lossy compression

Java source code to C # five best toolsChszs, reprint need to indicate. Blog home:Http://blog.csdn.net/chszsFor some purposes, you may encounter the task of converting Java source code into C # source code. If you are understanding the source code, and then hand-translated, it is certainly very low efficiency. In view of this, this article recommended five best source conversion

options described on the reference page for the Java application Launc Her. For example, sets the ' Startup memory ' to ' -J-Xms48m MB '. See java (1). Options forwarded to the Debugger Process -v-verbose[: class|gc|jni] Turns on verbose mode. -D Name= value Sets a system property. -classpath dir

Java. Lang. nosuchmethoderror: net. SF. ehcache. config. cacheconfiguration. isterracottaclustered () error occurs when hibernate-tools is used. The exception is:Java. Lang. nosuchmethoderror: net. SF. ehcache. config. cacheconfiguration. isterracottaclustered () ZAt net. SF. ehcache. hibernate. hibernateutil. loadandcorrectconfiguration (hibernateutil. Java: 48)

When it comes to ant in English, people naturally think of ants. When it comes to another word make, people naturally think about building tools. Who would associate these two words with each other? So what's so weird about ant? This article will reveal the answer to you. what is AntApache Ant is a Java based build tool. In theory, make tools like unix/linux C pr

Recently began to develop Java projects, Java This set of procedures for the release process to comb, the main use of the tool is Jenkins, then what is Jenkins? The problem is out.When it comes to Jenkins, you have to mention the scope or the nature of what it belongs to, and Jenkins is a continuous integration tool based on Java development that monitors ongoing

From Ken_li http://blog.sina.com.cn/s/blog_722532880102v2ba.htmlJava is currently the most popular software development language, its IDE environment has been the focus of developers, the IDE can greatly improve the development speed.First, Intellij ideaThis is a very good commercial Java IDE development tool, is very suitable for the development of EE, the latest version of the current is 6.02. IDEA has the official release version has integrated the

The rapid development of cloud computing and large data has spawned many popular applications and tools. As an old language of Java, its biosphere has also come out with a number of tools for cloud services, monitoring, and document sharing. This article summarizes 7 of the newer Java

Converting a Java project into a clear UML class diagram makes it easier for us to understand the project structure and dependencies between modules. This article describes six open-source tools that can reverse engineer Java projects to UML class diagrams. 1.Eclipse MDT Model Development Tool (MDT) provides some exemplary to