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0
votes
1answer
22 views

How do I remove Java from Mint 17?

I got a version of Java 7 lying in /opt/java/jdk1.7.0_60/ That I don't seem to remember having installed myself. I want to replace it with OpenJDK 8, but I'm afraid I'll break something if I just rm ...
0
votes
1answer
38 views

Tomcat: no xmx/xms value set, where is the heap value being defined?

I have a Tomcat 7 install running with Java 1.7 on a Linux 2.6 server, and jinfo shows no xmx or xms values. ps output shows nothing set for xmx/xms on the command line for the java process. Tomcat ...
3
votes
1answer
39 views

locate java source code in jdk7

I have installed Jdk7 in Ubuntu 14.04 and it is successfully configured and I can use java libraries in code. The problem is that I am trying to locate java source code, but not able to find the jar ...
10
votes
1answer
315 views

what's the difference between “java” located inside jdk/bin/ and jdk/jre/bin

After downloading the Oracle JDK and unzipping it, I can see that there exists two "java" executables in two different directories. Which one should be used as primary basis. Or, both are the same in ...
2
votes
1answer
28 views

Update Oracle JDK

I know, there are several ways of installing ORACLE jdk7 on Debian. One way is to use the ppa from the web8updteam but i've read that installing software from ppa is not recommended on Debian. (is ...
1
vote
1answer
2k views

Uninstall JDK rpm to reinstall

Where do I find the JDK install to uninstall? @terdon had explained using an rpm type download so it would be easier to uninstall, but I cannot find it.
6
votes
2answers
329 views

How can I install Sun JDK on a Debian based system?

I can't find any .deb packages for Sun's Java Development Kit. How can I install it on my Debian machine without causing conflicts with the already installed openjdk packages?