Widely-used object-oriented programming language, emphasizing portability.

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6k views

Running 32bit eclipse on 64bit windows

I am trying to use a 32bit installation of eclipse on my 64bit windows machine. I have eclipse extracted to my C: Drive and Java installed in ProgramFiles(x86) When I go to start eclipse I get the ...
3
votes
1answer
326 views

Different installer variations of single Java version

Can anybody explain to me the difference between jre-6u20-Windows-i586-s.exe (downloaded from www.java.com) and jre-6u20-Windows-i586.exe (java.sun.com)? what does -s mean? And also what are exactly ...
3
votes
3answers
107 views

How web servers can find each other in a local network?

I would like to build a local network consisting of several computers each of which is running a web server. These web-servers should communicate with each other. But the problem is that IP addresses ...
3
votes
1answer
1k views

Java - indicated update available but when clicked said already latest

Does anyone has the same problem as me? I am not sure if Java has a update or not, but it keeps asking me to update daily, but when I click to update, it said I already has the latest update?! My ...
3
votes
1answer
281 views

“Load average” stuck on 7.0

I'm using gentoo and anytime I do uptime, my "Load average" is stuck at 7.0 across the board. When using top or htop or dstat the CPU usage is always idle. The computer is used to run a Java program ...
3
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3answers
5k views

Minecraft (Java) frequently loosing connection on Windows 7

Minecraft, a Java client application, is frequently losing connection with the message "Internal exception: java.net.SocketException: Software caused connection abort: socket write error" or the ...
3
votes
1answer
914 views

How to add CLASSPATH parameters permanently when using sudo?

On Ubuntu 12.04.2 LTS 64bits, when using sudo or sudo -i or sudo su or even su in a session, in order to use both Java AND Scala I need to enter the following commands: sudo -i ...
3
votes
1answer
267 views

Win 7 Certificate revocation information - correct way to handle it?

On one of my Win 7 (x64) computers I frequently get certifcate revocation dialogs. Most of them are somehow Java related, once in a while I get one for Xmarks. My main question is, what is the ...
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3answers
1k views

Deleted JavaVM.framework, how to restore?

I accidentally deleted /System/Library/Frameworks/JavaVM.framework, and now i can't use any command like java, javac, etc.. even if i have java installed. So someone know how to restore this folder ...
3
votes
1answer
815 views

“compute launch button tooltip” error in eclipse

I'm trying to run Android SDK with Eclipse for the first time. I have never used Eclipse before and I'm running into the following error message over and over again, with no specific trigger: "compute ...
3
votes
1answer
445 views

Understanding Proxy Servers (Operating System, Browsers, JVM, Local Proxy)

In my years of working behind a firewall at my day job, I've lost count on how many times I've had to configure, reconfigure and just plain experiment with proxy server configurations to get that app ...
3
votes
1answer
439 views

Unable To Successfully Use Java Anywhere (Windows 7 64bit)

This is a bit of an odd issue: (This is with JRE 7u7 32bit.) New Lenovo W530 laptop, everything is shiny. I tried to use a java applet for the first time recently (in Chrome). I got the Java logo and ...
3
votes
1answer
95 views

Significance of OpenJDK being Java 7 Reference?

I have read the announcement of "Moving to OpenJDK as the official Java SE 7 Reference". I know that Sun Java will now be OpenJDK + extra proprietary bits, however I am unsure of how this will ...
3
votes
1answer
332 views

Fooling a program to think the Windows XP theme is different

I love using light-text-on-dark-background color schemes for as many programs as I can. However, I don't use a light-on-dark theme for Windows XP itself, because many Windows programs do not play ...
3
votes
1answer
1k views

FFMPEG too slow audio and video merging

I am using java process builder to merge audio and video files on OS X (10.6.4) but it is working too slow, for a audio and video of around 15sec it is taking around 1 hour to merge which is tooooo... ...
3
votes
3answers
13k views

Import Java Trusted Certificate to JRE

I need to install a certificate from a Java app to a lot of people. I want to use a one click program or batch file to import it as a Trusted Certificate(in Control Panel->Security->Certificate). Then ...
3
votes
1answer
1k views

Java stopped working, javaw.exe at 100% CPU

Windows XP 32bit. Working fine for a long time. Recently, everything related to Java stopped working. Even the Java app in the Control Panel is not working anymore. Whenever anything Java-related is ...
3
votes
1answer
2k views

(eclipse) difference between import and create project on existing source

i usually have to build on top of APIs or other projects. i am not very familiar with eclipse, so what would be the difference between import project and create project on existing source
3
votes
1answer
70 views

How can I download a cryptographically signed version the Java JDK from Oracle?

When going to Oracle's download site (https://cds.sun.com/is-bin/INTERSHOP.enfinity/WFS/CDS-CDS_SMI-Site/en_US/-/USD/ViewProductDetail-Start?ProductRef=java_ee_sdk-6u1u21-wjdk-oth-JPR@CDS-CDS_SMI) to ...
3
votes
2answers
4k views

Java “could not reserve enough space for heap object” on a Centos VPS

[root@lab ~]# java Error occurred during initialization of VM Could not reserve enough space for object heap Could not create the Java virtual machine. Any idea how to fix this? [root@lab ~]# uname ...
3
votes
2answers
7k views

Multiple Java environment on the same Linux machine

What's is the most efficient way to install multiple concurrent Java JDK versions on the same Linux machine? I need Java5 whilst my current Ubuntu 9.10 Karmic comes loaded with Java6. I know I could ...
3
votes
1answer
958 views

How to run Java in Notepad++ command window to accept input

I'm don't know how to use the command line with Notepad++ to accept input and display output.
3
votes
3answers
983 views

Can't copy and paste to Netbeans when accessed over RDC

I use Netbeans for development and I access it by using a Windows Remote Desktop Connection back to my workstation at HQ. This is a great set up except for one thing, I cannot copy text on my local ...
3
votes
1answer
2k views

No sound from Java web applet

Using Google Chrome and Mozilla Firefox browsers on Ubuntu 9.10, I am unable to get any sound out from Java (version 6 update 15) on Runescape or WebSDR. I'm only interested in getting WebSDR working ...
3
votes
1answer
674 views

How to use Java Plugin in Browser with JDK within Mountain Lion OSX?

I do not see any Java Preferences.app in my Utilities directory. I run a java -version in command line, there was nothing and prompted me to install version 1.6 from apple. It installs successfully. ...
3
votes
1answer
3k views

Java applet needs permission but doesn't ask for it!

I'm trying to connect a VPN connection (on Mac OS X 10.6.6) through a Check point java applet. The first time it ran I chose NOT to give it access to my files and such and now every time I try to ...
3
votes
0answers
236 views

How to stop Java installer from “helpfully” offering to install toolbars, openoffice, etc. on every update [duplicate]

Possible Duplicate: Can I permanently prevent Java security updates from installing Yahoo Toolbar? For a while now, every time I install an automatically-downloaded Java update, the ...
3
votes
2answers
10k views

Error: could not create the Java Virtual Machine. Error: A fatal exception has occurred. Program will exit

Pre-note: This is not a problem I am having with Minecraft. All answers I can find seem to be related to Minecraft. Error: could not create the Java Virtual Machine. Error: A fatal exception has ...
3
votes
3answers
3k views

Java compiler error: Can't open input server /Library/InputManagers/Inquisitor

I am trying to compile HelloWorld in Java under Mac OS X 10.6 (Snow Leopard) and I get this compiler error: java[51692:903] Can't open input server /Library/InputManagers/Inquisitor It happens ...
2
votes
3answers
914 views

java -version doesn't write to stdout?

Either I'm doing something silly or Sun is. How come something like: java -version > version.txt Still prints out to stdout and leaves version.txt empty? I'm checking out the exit code, and it's ...
2
votes
3answers
24k views

Is jucheck.exe a virus?

I keep getting a message from Windows that a program jucheck.exe is trying to connect to the internet. The message shows the publisher of the program as 'Unknown'. Is it a Virus? How to remove this?
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votes
4answers
753 views

What does “com.developer.application” mean?

I'm editing a plist file on my Mac for the QuickCursor app. I'd like to try to add Aquamacs to the list of available editing applications. In any case, all the other editors listed in the plist are ...
2
votes
2answers
2k views

What version of java (if any) comes with Windows 7 default install?

What version of java (if any) comes with Windows 7 default install? Is java even installed by default in windows 7?
2
votes
4answers
8k views

xcopy Not Surpressing File/Directory Query

Hey folks, I'm attempting to use xcopy to copy over a file from one machine to another on our network as part of a Java program. I'm calling xcopy like this: xcopy "C:\Program Files\path\to\my\file" ...
2
votes
2answers
383 views

Make file open with different program

I accidentally opened a Java file with Firefox and now I cannot change this... How can I make JCreator default again? Here is example of my problem:
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votes
3answers
4k views

Java not detected by browser

I have java installed on my computer, but none of my browsers seem to detect it a and I'm not able to run any applets. (Trivial, as it may seem) I've wasted a lot of time googling and trying to ...
2
votes
2answers
245 views

Why is a desktop Java app using an old JRE?

In trying to comply with IT policy I've (I thought) removed all old versions of Java JREs and JDKs from OSX. java -version returns 1.7.0_51 and the Java Control Panel in System Settings also reports ...
2
votes
4answers
12k views

Cannot find JAVA_HOME!

Ive been following all the steps to set up java and its compilers and sutch, but i get to the step to change the route for JAVA_HOME where i go into enviroment variables and there is no JAVA_HOME, i ...
2
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2answers
167 views

can java applets take over your computer? [closed]

can it execute programs on my computer ?
2
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6answers
5k views

How to know if a site uses Java?

What is a quick method to know if a website uses Java (e.g. in a Java applet). One way would be to scan the source code of the page for clues, but I am looking for a quicker way. If possible, not a ...
2
votes
2answers
360 views

Why must you have administrative privileges to install java 2 sdk

I use several school computers, that have different operating systems. To make sure that I always have my tools available, I like to install a lot of programs to my "roving profile". This is possible ...
2
votes
3answers
7k views

where to get an IBM jre for 64-bit Windows?

I know this is stupid: I couldn't find anything from IBM website about where to download an IBM jre (specifically, IBM jre1.6.0 J9 2.4 SR6) for a 64-bit Windows OS. Google takes me to a link which ...
2
votes
1answer
3k views

How do I pipe Java exceptions into a text file along with normal output?

When I use batchfile.bat >> logfile.txt command in the Windows commandline, it correctly outputs the normal output into the text file, but the Java exceptions get output to the console. Can I make it ...
2
votes
2answers
60 views

Why would I not want to use Apple Java?

Being fairly new to the Mac platform, I was wondering why, when downloading Charles web debugging application, they would offer an alternative download if you do not want to use Apple Java? What ...
2
votes
3answers
434 views

Installation of Java is not working on Windows Server 2008 Itanium

When I try to install Java on Windows Server 2008, it gives me the error below. I tried to install JDK 1.5, JDK6 and JDK7 in both 32-bit and 64-bit versions. Error message: The version of the ...
2
votes
2answers
397 views

OSX - Update “Java for OS X 2012-002” is not mentioned on support.apple.com, is this ok?

Straight after installing "Java for OS X 2012-001" Software Update asks me to install "Java for OS X 2012-002", which has the exact same size (66.6 MB) and description (including the same two links: ...
2
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2answers
768 views

why can I invoke java from one user, but not root?

I think this sequence of commands explains my whole question: [Ramy@Moonface Downloads]$ java -version java version "1.6.0_22" Java(TM) SE Runtime Environment (build 1.6.0_22-b04) Java HotSpot(TM) ...
2
votes
1answer
7k views

How do I allocate more RAM to Java?

A java application I'm using keeps crashing, when I had a problem with a similar application I managed to fix it by allocating more of my RAM to Java. How do I do that? (I recently upgraded to 16 GB ...
2
votes
3answers
12k views

How can changes to Java Control Panel settings be saved?

I've just downloaded the latest JRE on a computer running a clean install of Windows 7. Now I want to do three things: disable automatic updating remove the icon from the system tray reduce the ...
2
votes
1answer
3k views

Allowing unsigned Java applications on all sites

Java stopped running unsigned applications one day. Your security settings have blocked an untrusted application from running. The documentation states that I can add a site to an exception ...