java jet

package easy to store management; Ii. War: is to do a (web) application, usually a Web site, into a package deployed into the container; Iii. Ear: Enterprise-class applications, in fact, the ear package contains a war package and several enterprise-level project configuration files, the general server chooses WebSphere, and so on, will use the ear package. EJB is usually the ear packet. 2. Packing method I. All packages are typed with jars, except that the target file extension is not the same;

The role of Java packaging jar,war,ear packages, differences, packaging methods. A) effect and difference I.Jar: Typically a generic (JAVA) class is referenced at development time, and a package facilitates storage Management II.War: is done after a (web) application, usually a Web site, into a package deployed into a container III. Ear: Enterprise applications, in fact, the ear package contains a war packa

About the pseudo-share of the article has been many, for multithreaded programming, especially the multi-threaded processing lists and arrays, we should pay great attention to the problem of pseudo-sharing. Otherwise, not only can not play the advantages of multithreading, but also may be worse than single-threaded performance. With the Java version of the update, then the different versions of the practice of reducing pseudo-sharing are different, ac

[Java SE] how to install JDK and configure the Java Runtime Environment, JDK JavaAbstract: no matter how hard it is to be used as a Java code farmer or a high-end Java System Architect, if JDK is not installed or the Java Runtime Environment is configured, it will be difficu

Java ---- use regular expressions to match keywords in Java source code, java ---- Regular Expressions Write this blog to learn the regular expressions in Java systematically. Another reason is that there was a problem that could not be solved. I had a reverse match and I couldn't stand it myself. However, as a code mo

Subject: Senior 4. Currently, I am deeply immersed in java and have unknown prospects. I want to ask for advice. Senior 4: I am deeply immersed in java and have unknown prospects, java is not a good language. The syntax is complex, concurrent processing is cumbersome, and functional programming progresses slowly. However, the subject is obviously not interested i

How to create executable Java programs Detailed description of executable jar packages and jar commands I often see someone asking on the internet how to compile a Java program into a. EXE file. Generally, there are only two answers. One is to create an executable JAR file package, and then double-click it to run it like the. chm file. The other is to use jet.Compile. However,

Java learning notes (entry) _ basic java syntax, learning notes _ javaPreface After learning the first java program, you will come to the system to learn java. Starting with the basic syntax, you can also understand this syntax in English or Chinese, but everyone has their own characteristics and differences. Learning