Java is a programming language originally developed by Sun Microsystems. Questions here should be about the installation, configuration and troubleshooting a JVM (Java Virtual Machine) or a JRE (Java Runtime Environment). Programming questions (unless directly related to Ubuntu) should be asked ...
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57 views
Oracle Java 7 - How Do I get Excel Macros to Function
I have a large number of Microsoft Excel 2003 & 2007 files with Macros. I understand you have to have Java installed in order to get the Macros to function properly. I used a PPA and installed ...
0
votes
0answers
61 views
integrate jar app with desktop + run it with java oracle
Ok, so my problem is this: I have installed Oracle Java according to these instructions, and then ran the latest stable verstion of OmegaT in terminal through this command, and it all went fine. BUT ...
0
votes
0answers
81 views
How to modify data on the linux terminal from java?
I am creating a java software on linux ubuntu. I want to to open linux terminal from inside java, set commands to the terminal, execute the commands and then close the terminal. All these by clicking ...
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votes
0answers
69 views
2
votes
2answers
802 views
How to remove openjdk-7?
I want to uninstall java 7 and install the version 6 (as some of programs I would like to use are incompatible with 7).
I tried :
$ sudo apt-get remove openjdk-7-jre
[sudo] password for USER:
...
1
vote
2answers
164 views
How can I fix a broken Eclipse installation in Ubuntu 12.10?
It is a shot in the dark, but I have tried everything to reinstall Eclipse. I did the normal apt-get install for Eclipse.
I used it for a year. And then I decided I wanted to select the "Upgrade ...
1
vote
2answers
478 views
Trying to install java
I'm extremely new to linux and wanted to run a server but the program want to run requires linux.
Im trying to run this command via ssh to my server but receive this every time.
sudo apt-get install ...
0
votes
1answer
373 views
How do I set CLASSPATH variable for Tomcat in 12.10?
Previously, I have set the JAVA_HOME path using the terminal with the following command:
export JAVA_HOME="/usr/lib/jvm/java-7-openjdk-i386" >> ~/.bashrc
Now, I want to set the CLASSPATH ...
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votes
1answer
90 views
java vm 32 on ubuntu 64
This is a problem,
A school project is to make a midlet with java micro edition
I have dowloaded java wireless tool kit below
...
1
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0answers
57 views
Why does Ubuntu Java server disconnect clients?
I am using Ubuntu Linux 12.04.1 LTS Edition. I hosted a Java server and it worked fine till yesterday, when a sudden disconnection of 500 clients occured.
I got an error java.io.IOException: ...
0
votes
0answers
89 views
Java web development in Netbeans IDE 7.0.1 in ubuntu 12.10
I recently installed netbeans ide 7.0.1. i tried to create java web application, but the issue is that the Netbeans IDE does not show "web application" option in "create new project" window. im using ...
1
vote
1answer
70 views
Starting Ubuntu mobile development in windows pc
I am an android developer and I want to contribute to ubuntu community by developing apps. I use windows pc as a workstation (sorry for that). Please guide me to anything useful so that I can start ...
0
votes
3answers
355 views
Why can't I run Java Web Start Applications?
I have Ubuntu 12.10 for x86-64 on my PC and I'm trying to run a .jnlp file. I've installed Java 7 and the Java plugin for Mozilla Firefox manually (Because there is no .deb package for Java 7 for ...
1
vote
2answers
998 views
How to set JAVA PATH in Ubuntu 12.04?
So java -version give path not found. I have tried the following:
Edit:
~/.bashrc
~/.profile
/etc/environment
bash.bashrc files and add to them the following:
...
0
votes
2answers
413 views
Openfire 3.8.0 cannot find JRE 7
I've installed the official Oracle Java on my Ubuntu machine. For that I did the following:
Download the latest JRE for x64 (.tar.gz)
Unpacked this archive on my Windows machine
Uploaded the folder ...
1
vote
0answers
83 views
Any Ideas on a Better Browser Enabled Cloud Desktop using Ubuntu 12.04, Gnome and Amazon Web Services?
I am currently using NoMachine's NX Web Companion free product using java as well as FreeNX to access a Gnome GUI Ubuntu 12.04 instance running on Amazon Web Services Free Tier ec2.
What I have ...
1
vote
1answer
137 views
Can Mal/JavaJar-B infect an Ubuntu/Linux OS?
I've just read about the Mal/JavaJar-B malware that is apparently capable of attacking OS X computers via a security hole in Java. I've also heard a few people mention that it can also affect Linux ...
1
vote
2answers
62 views
How to paste files in jre folder?
I am trying to copy .jar and .so files into jre folder. I tried to do it like I do it in windows but it is not working, maybe the permission problem.
So how can I do it? using terminal or is there any ...
3
votes
1answer
116 views
How to set Value of JAVA_HOME variable
My /etc/profile code is:
# /etc/profile: system-wide .profile file for the Bourne shell (sh(1))
# and Bourne compatible shells (bash(1), ksh(1), ash(1), ...).
if [ "$PS1" ]; then
if [ "$BASH" ] ...
1
vote
2answers
217 views
Will eclipse update from the ubuntu repositories?
If I install a default eclipse from the ubuntu program central, I get an eclipse with traces from the version Helios and the screen that starts Eclipse says Indigo. The latest version of Eclipse is ...
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votes
0answers
143 views
java:1825 blocked for more than 120 seconds [closed]
My system is encountering these crashes about every day. It spits out a whole bunch of this:
[14520.519694] INFO: task java:1825 blocked for more than 120 seconds.
[14520.526552] "echo 0 > ...
1
vote
0answers
40 views
Hit a wall. Trying to run a relay board with javaFDD2xx. Need help
I am somewhat new to ubuntu, got a tough question for ya:
EDIT:This page did not like my links, so i put (google it) where I removed a link
So, I am trying to run one of these: denkovi usb 4 relay ...
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votes
2answers
3k views
How do you install Java Runtime 64bit on 12.10? [duplicate]
I want the 64bit version of Java to get the max performance out of Minecraft. I downloaded the file from Oracle but I don't know what to do with it, or how to install it.
Thanks.
0
votes
1answer
98 views
Eclipse is not starting
I have downloaded Eclipse indigo 64bit tar file and extracted it, for my Ubuntu 12.04, I have JDK 1.7 installed in my system, when I am doing:
java -Version
bash: ...
1
vote
2answers
554 views
update-alternatives: “alternative path doesn't exist” issue while updating JDK7
I decided to update my JDK7 to recent version from here.
Corresponding x64 tag.gz archive for my architecture has been downloaded and extracted to /usr/lib/jvm as usual. All previous versions of Java ...
0
votes
0answers
73 views
need help with java IcedTea plug in or ALEKS plug-in
So I need to use ALEKS to do online homework but when I try to access it through Firefox, they tell me that I need to install a plug in and send me to this site.
However, last quarter, I installed it ...
2
votes
0answers
123 views
freemind not opening in ubuntu 12.04
I am a beginner in Ubuntu and mine is Ubuntu 12.04
while trying to run freemind I am getting the message
sruthin@sruthin-1015CX:~$ freemind
/usr/bin/freemind: 228: /usr/bin/freemind: ...
0
votes
1answer
198 views
How can I uninstall my current java and install sun java 1.6
I installed jdk using the following command: sudo apt-get install default-jdk but it is the wrong version. I need Java SE 1.6 for building Android. When I try building Android, I get a ...
3
votes
1answer
1k views
Which Java package should I use: OpenJDK or Oracle JDK?
I'm new to Java development under Ubuntu. When I typed javac in the terminal, it prompted me to install OpenJDK and a bunch of other JDKs. I want to know if there is any difference between OpenJDK 7 ...
1
vote
1answer
70 views
Java compiler cannot be found
I installed j2ee with j2sdk on my Ubuntu 12.04 computer. It is installed at /mallika/glassfish3/jdk7/.
I am able to run any of my Java programs in Netbeans using this JDK.
Since Netbeans 7 does not ...
0
votes
1answer
262 views
Unable to install default jdk
I got every time failed to fetch for apt-get install default-jdk and openjdk-6-jdk
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following extra ...
1
vote
1answer
594 views
Libreoffice does not detect Java on fresh install of 12.10: how to make it work?
I can't use some features of Libreoffice (some extensions, macros) because my Java runtime environment (openJdk-6) is not recognized in my system (see [screenshot]
When launching LibreOffice from ...
1
vote
0answers
237 views
Unable to run MATLAB
I barely managed to get MATLAB installed but I think it's installed correctly. However, when I cd to the bin directory and run ./matlab, the MATLAB logo comes up but then it instantly closes again and ...
1
vote
1answer
1k views
How do I remove Oracle Java 7 from Ubuntu 11.10 [duplicate]
Possible Duplicate:
How to correctly install and troubleshoot Minecraft (Client)
I currently got Ubuntu 11.10 installed on my laptop. And yesterday, I got Java 7. Before I got java 7, my ...
1
vote
1answer
31 views
How do I install JChemPaint?
JChemPaint is a Java-based software designed for molecule editing. Please tell me how to install it so that I can make a desktop icon for it. I have the java file downloaded so where do I go from here ...
1
vote
3answers
265 views
Puzzled about java and how to make it run in Ubuntu 12.10
Coming from Windows and .NET development world, I'm trying to migrate to Ubuntu 12.10 and JAVA development world but I'm getting very confused about:
What is the most standard form to install JAVA ...
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votes
0answers
155 views
Chrome & Firefox Browsers ignore Sun Java (7.0_11) & Open Java / Ubuntu 12.10
Calling up certain websites shows the Message "PLUGIN not found" although both Open Java AND Sun Java are definitely installed (just redid both products). This is happenning for both browsers. I have ...
2
votes
2answers
146 views
building android filesystem
while building android filesystem, i am getting an error as
You are attempting to build with the incorrect version
of javac.
Your version is: javac 1.7.0_12-ea.
The correct version is: 1.6.
Please ...
1
vote
0answers
141 views
Why does Wurm Online keep crashing?
Everytime I run Wurm Online the game starts up then goes to the loading/splash screen as it connects to the server. It then appears to connect and as I enter the game it crashes and closes the game.
...
0
votes
1answer
392 views
Having trouble running android sdk tool on 12.10
When I try to run the Android SDK Manager from the command line it doesn't open.
Keeps giving me command not found or permission denied message like so.
...
0
votes
0answers
236 views
How can I run .jar files with openjdk by default?
Here is the problem: I have to open a .jar file. When I try with right click and openjdk... it works fine.
If I try to choose a default application (right click, properties, open with, other...), ...
0
votes
1answer
78 views
Setting a file types default program to be a Jar file
I'm using Ubuntu 12.04. I have a file with an extension .sbd and I have a jar file (that I've written) that can open these extensions. However, I want to be able to click on the .sbd file and have the ...
0
votes
0answers
248 views
Issues with PHPStorm on Oracle Java JDK [closed]
Currently I reinstalled my laptop, re-formatted the disc, and replaced Ubuntu 11.10 with 12.04 LTS. I started having problems with my PHPStorm:
the default cursor icon is blinking in "overwrite ...
0
votes
0answers
110 views
Tightvnc java applet status : connected to server but no desktop in browser
I am using XEN in Ubuntu 12.04 Server . I have created XP VM as its GUEST .
I have successfully installed the Tighvnc server in xp and i can access that machine desktop using Ip:5900 port but the ...
0
votes
0answers
26 views
How can I get Java to work
When I first began using Ubuntu I was able to play Scrabble on Pogo.com . After a Java update I was no longer able to access Scrabble. I continue to get the box to download the newest Java. I have ...
0
votes
1answer
278 views
java exception: No such file or directory
I am trying to run a GATE application via jetty web application server in Ubuntu. I am getting
java.io.IOException:
error=2,
No such file or directory because of a particular GATE plugin ...
0
votes
0answers
28 views
How do I get Instant JChem to work for me?
I keep receiving the error:
org.openide.util.lookup.ALPairComparator$DuplicatedPairException: Duplicate pair in treePair1: org.netbeans.core.windows.services.DialogDisplayerImpl pair2: ...
2
votes
1answer
130 views
How to install Banco do Brasil security solution?
Banco do Brasil uses its own security solution. There's a lack of resources on getting that specific site (Brazilian's largest bank) working on Ubuntu, even in askubuntu.com, so I'm opening this ...
0
votes
0answers
140 views
ADT Plugin Installation error in Eclipse Indigo on Ubuntu 10.04 in Virtualbox VM
I am using Ubuntu 10.04 on a VirtualBox VM. I have compiled Android Froyo Source code (2.2) on this machine and to make this compiled, I needed Java-5 which I did and Android source code was compiled ...
0
votes
0answers
207 views
Java disabled, even after update
I recently did an update of Java and now when I do 'java -version' it shows
$ java -version
java version "1.7.0_11"
Java(TM) SE Runtime Environment (build 1.7.0_11-b21)
Java HotSpot(TM) Client VM ...
