The Java Runtime Environment.

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13
votes
8answers
38k views

How do I make java default to a manually installed JRE/JDK?

I have Ubuntu 12.04 amd64 installed on my machine, on the previous versions of Ubuntu it was deadly easy, now there is this command update-java-alternatives with a really bad man page. I just have my ...
0
votes
3answers
1k views

“./configure: command not found” error when trying to install the JRE

I was trying to install JRE on my 64-bit ubuntu 10.04 installation. Just to be sure that that is what I really want, I need to run a .jar file. I downloaded java from this link. Then I chose linux ...
0
votes
2answers
2k views

Installing Spark on ubuntu

I am installing Spark IM Client for Ubuntu. The tar.gz doesn't appear to be functional at ALL, (considering the /bin directory is completely empty and lacks important things like unpack200) but I ...
2
votes
1answer
182 views

Is it safe have more than one version of java?

This question popped up when I tried to download a game for dolphin emu. The site isohunt recommended I use vuze and vuze requires jre. Silly me, as a windows noob, I immediately thought I d have to ...
1
vote
0answers
33 views

Running java applets in the browser [duplicate]

Possible Duplicate: How do I install Java? With my 12.04, if I point my browser (either firefox or chrome) to http://www.java.com/en/download/testjava.jsp it will say that java is not ...
0
votes
1answer
1k views

Web start (jnlp) problem with Oracle 7 Java

I have just met a annoying problem with my java. I tried to install jre and jdk on my Ubuntu 12.04 but something must have go wrong. I can run java -version to see java version and javac -version to ...
0
votes
1answer
126 views

Problem while updating :(

I am using Ubuntu 12.04 LTS. And I recently installed Open JDK from the Software Center and also the Iced Tea Plugin. From that time, whenever I install any updates or packages, this error pops up. ...
9
votes
8answers
26k views

Java JRE will not install due to “tar: Error is not recoverable” error

I have been trying to get Java for the past day now. I followed several tutorials but I keep getting the same error. After I put in tar -xvf jre-7u4-linux-i586.tar.gz it says Cannot open: No such file ...
1
vote
2answers
2k views

How to install JRE-7 on Xubuntu?

I have followed the other question and did not succeed. mv: cannot move './jre1.7.0_04' to '/usr/lib/jvm/jre1.7.0': No such file or directory Is it installed into the 32bit compatible /lib directory ...
0
votes
2answers
726 views

Can not execute Azureus (Vuze)

I Downloaded Vuze from official site as tar.bz2 file. Set up JRE. Now if I try to execute it says Starting Azureus... Suitable java version found [java = 1.6.0_31] Configuring environment... Java ...
14
votes
2answers
15k views

Changing JVM in Java

I only recently discovered the different JVM's on the wiki page and thought I'd start tinkering. Its been difficult to find documentation on how to configure Java on Ubuntu though. Lets say I wanted ...
0
votes
2answers
4k views

How do I remove SUN Java and use OpenJDK instead?

As a programmer I use java for learning to code in Netbeans. I installed Sun java 6 long time ago over openJDK that came with my ubuntu just cause it seemed more responsive... Now that oracle left ...
0
votes
1answer
2k views

Removing openjdk-6-jre without the installation of sun-java6-jre

I have alrady installed (manually, from the .bin file) the latest jre (Version 6 Update 30) from oracle and now i want to remove the openjdk-6-jre. However, apt forces me to install old (Version 6 ...
1
vote
1answer
2k views

Installing Oracle Java JRE 7, Terminal Command Not Recognizing Moved File

I'm having a small problem. I've been trying to work Minecraft into working using Wine. Over the past few hours, I've been working with Java over and over (long story, I'll keep it relevant) and have ...
0
votes
2answers
280 views

Eclipse Execute from Home - Eclipse.org Version

Due to a lot of minor errors with the eclipse from the repository( cannot install mylyn or pydev due to unmet dependencies) I manually downloaded from eclipse.org. I have not had this problem before ...
3
votes
2answers
1k views

How do I install a 32-bit Java runtime on an amd64 server with multiarch?

I'm a long time Ubuntu user, but I haven't been following the community for the last several versions. I just did fresh default minimal amd64 install of Oneiric and I need a 32-bit JRE for a ...
328
votes
23answers
544k views

How can I install Sun/Oracle's proprietary Java JDK 6/7/8 or JRE?

I want to install Oracle's JRE and to update to the latest version with the Software Updater when they released. Is there a Ubuntu package that is provided by Canonical or Oracle? Before release Java ...
252
votes
0answers
338k views

How do I install Oracle Java JDK 7? [duplicate]

If I downloaded the latest JDK from Oracle, do I just download the .tar file and extract it to /usr/lib/jvm/?