16 MFómh 2008 · 6 Since Java 1.5 the JDK comes with a new tool: JConsole wich can show you the CPU and memory usage of any 1.5 or later JVM. It can do charts of these parameters, export to CSV, …

6 DFómh 2019 · For Java 17, the Oracle JDK product is available under a new No-Fee Terms and Conditions license, discussed on the Oracle company blog. On my first reading, it appears this new …

17 MFómh 2010 · Is there a way to create a very basic HTTP server (supporting only GET/POST) in Java using just the Java SE API, without writing code to manually parse HTTP requests and manually …

14 DFómh 2009 · Is there a way to free memory in Java, similar to C's free() function? Or is setting the object to null and relying on GC the only option?

16 Noll 2009 · I want to INSERT a record in a database (which is Microsoft SQL Server in my case) using JDBC in Java. At the same time, I want to obtain the insert ID. How can I achieve this using JDBC API?

If there's a free library out there that does this in a reliable, cross-platform manner, that would be great (even if it makes external calls or uses native code itself). Any suggestions are much appreciated. To …

26 Meith 2011 · What are the steps I should take to solve the error: java.net.UnknownHostException: Invalid hostname for server: local I added the new virtual host name at Android emulator but the result …

29 Meith 2018 · I need to find a free port in a Java Application. Why doesn't the below code work? It always returns 0.

9 If you start execution with gc logging turned on you get the info on file. Otherwise 'jmap -heap ' will give you what you want. See the jmap doc page for more. Please note that jmap should not be used in a …

The above given answers work prior to Spring Boot 2. Now if you are running your application with runtime arguments for the server port, then you will only get the static value with …