A Java Archive, or JAR file, contains all of the various components that make up a self-contained, executable Java application, deployable Java applet or, most commonly, a Java library to which any ...

I installed java today and created the traditional hello world console application called first.java. I set the PATH stuff and whatnot, and the Sun tutorial says type in "javac first.java".

Are you getting the Windows cannot find javaw.exe error message while a Java-based app? Javaw.exe is an executable component integrated within the Oracle Java Runtime ...

Earlier this month, Oracle released a new version of Java, 1.6.0_21 (also called 6u21). Unfortunately as Eclipse users quickly discovered, it was incompatible with Eclipse and Eclipse Rich Client ...

Get an overview of JDBC's architecture, then learn how to connect to a database and handle SQL queries and responses with PreparedStatements, transactions, connection pooling, and more. JDBC (Java ...

Community driven content discussing all aspects of software development from DevOps to design patterns. If you’ve downloaded and installed SonarQube but you keep running into a message such as ...