Java, the cross-platform programming language created by Sun Microsystems and now owned by the Oracle company

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Special keyboard keys

I have this applet made in java, which relies on the users keycode input. The case is that I have to press "Insert" for a function, which doesn't exist on the keyboard. Another function requires the ...
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132 views

Why does a Java based app in OS X have 2 different user interface designs?

I quote 2 images from Google. Look at the tabs. They are totally different. I have just finished migrated to OS X. I always believe that OS X provides a uniform user interface to make their apps ...
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75 views

How to get to know which app causes the “would you like to install java?” dialog in Mavericks to appear?

I have apparently had Java installed at some point and Mavericks removed it, which is fine by me. The problem is that some unknown app is constantly trying to run Java, causing this dialog to appear ...
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4k views

Can't open Java Preferences with Oracle Java 7 installed

I have both Oracle Java 7 and Apple Java 6 installed. Apple Java 6 is disabled in Java Preferences. Now, when I try to launch Java Preferences I get a "Cannot launch "Java Preferences - No compatible ...
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42 views

Unable to install 'Java Platform, Enterprise Edition 7 (with JDK 7u45)'

I have downloaded an java j2ee and jdk installer from Oracle When I run it I got this error message: $ ./java_ee_sdk-7-jdk7-macosx-x64-ml.sh Extracting the installer archive... Extracing bundled ...
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80 views

Using Oracle Java 7 without the plug-in

I need Oracle Java 7 for software running on my Mac, but do not wish to have the plug-in available in my web browsers. How can I accomplish this configuration and maintain it across Java upgrades?
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961 views

Is Java 6 on Mavericks safe to use?

I have some web applications (java applets) which have trouble running with Java 7 and java 64 bit. The tech support wants me to install Java 6 and disable Java 7, here are the instructions: ...
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165 views

What is installed with Java 7?

Inspired by this question on Stackoverflow, I noticed that my Java control panel reports that I have the latest version of Java installed (and I know that, because Safari is not blocking the plugin ...
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234 views

How can I keep Java 7 up to date?

As far as I understood Apple provides only Java 6 for Mountain Lion. Here I found how to install and use Java 7. However I suppose that by installing Oracle Java it will not be update by means of ...
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1k views

How do I increase the heap size for Netbeans and any app run via Netbeans?

I'm trying to run a well-coded algorithm that tries to solve an NP-Hard problem via NetBeans but I'm running out of heap space. Is the heap space I'm running out of specific to Netbeans? If so: how ...
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137 views

How can app file be treated as a file in Package Explorer for Mac OS X?

Can I customize Package Explorer to treat a folder as a file? Actually, I want to keep a .app file in my project as a file. But when I keep it in Eclipse, it is treated as folder. Can I change this ...
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232 views

Java3d applet won't render on Lion

I have no idea what's the problem, but Java3D isn't rendering in applets. For example if I go to this page: http://www.java3d.org/howto.html and I see the first applet but not the second one. Also ...
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88 views

Web Start application management?

After the latest update Mac OS X Lion, I think that Apple disabled Java applications by default. When I try to run one, I get the following dialog: If I choose to "Enable" it, how would I disable ...
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1answer
44 views

What are stub applications?

I am trying to understand how and where Java is installed on my Mac (Mavericks this time) and I found this question and answers: Need help understanding Oracle's Java on Mac — Stack Overflow Here ...
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1answer
89 views

Code Signing of App with bundled JDK7 on Mavericks 10.9.1

I have a Java 7 application which I turn into a MacOS App following the instructions on http://docs.oracle.com/javase/7/docs/technotes/guides/jweb/packagingAppsForMac.html. This is no longer working. ...
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393 views

Java application install requires root password?

I am currently switching over from Linux to OS X, and in the process have found a few surprising differences between the two systems. I am quite used to the concept of installing most applications ...
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1answer
40 views

How do I make my list filter in Java usable in Automator as a service?

A friend of mine has written me a small Java application that is used to filter two lists of words (used for work sadly). Currently I would run the application in the terminal like so: java ...
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1k views

Javaws unable to locate JRE on 10.9 Mavericks

From the command line, running javaws results in the message: $ javaws No Java runtime present, requesting install. Unable to locate a Java Runtime to invoke. $ java -version java version "1.7.0_40" ...
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1answer
151 views

How to migrate from JRE 1.6 to JDK 1.6?

My Mac Mountain Lion came with JRE 1.6. However, I would like to have the full JDK. I read somewhere that for that on Mac it is better to consult Apple rather than Oracle for downloads/install ...
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1answer
444 views

Need JDK6, but JDK7 won't go away!

I'm running Lion (10.7), and need to use JDK 6 for development, but previously I had installed JDK 7 and I can't seem to get it uninstalled. I ran the JDK 6 installer and seems to be installed in ...
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1answer
547 views

How to reenable Java Preferences

After installed JDK7, I disabled Java 1.6 in Java Preferences. Then I found the system cannot launch jars by new JDK 1.7, so I want to reenable 1.6, but I cannot relaunch preference again, it told me ...
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3k views

Java Applets refuse to work in Safari or Firefox

Mac OS X 10.7.5 Safari 6.0.2 Firefox 18.0.1 Java 1.6.0_37 64 bit Firefox Java Applet Plugin v 1.6.0.37 Safari Preferences has the "Enable Java" box checked. Firefox has the Java Applet Plug-in ...
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1answer
140 views

Where can I find the latest java update for Mac OS systems prior to 10.6?

I have a couple of old Macs that run old versions of Mac OSX and I want to protect them from the recent Flashback malware. Has Apple produced a java update for systems Prior to 10.6 (snow leopard)? ...
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452 views

Is it reasonable to assume Jar Launcher is set up to run jar files from Finder on OS X 10.5+?

I have a jar file containing a swing application that needs to run on Windows, OS X and Linux. At the moment, Windows users are launching it from explorer, and Linux/OS X users are running a shell ...
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1answer
2k views

Downgrading from “Java for OS X Lion Update 1”

I recently ran Software Update and installed "Update 1" for Java for Lion. Unfortunately this broke about the only thing I use Java for - a webcam applet to check conditions at a ski area. The applet ...
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679 views

Xcode and python and java

I just installed Xcode 4. Everything seemed fine, but then, after poking around, I found that the ability to create Python and Java (And probably more) projects was missing. I asked Apple in apple ...
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20 views

Some applications have grey menu bar

When running (for example) a java application (Minecraft) in it's own space (in Mavericks) the menu bar disappears, but then a grey bar appears on top of the space. Is there anyway to fix this? It ...
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37 views

Suppress Java warnings

I'm using a website with a Java plugin (applet I think) that prompts me everytime I use it to access the local file system. These are the two pop ups: and: I already have the site in question ...
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64 views

Is it possible to update Java7 without first uninstalling Java8?

On my MacBook I've got Java 6 through 8 installed and I happen to need and use them all on a daily basis. Lately it has been bothering me that every time I want to install an update to Java7 I need to ...
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47 views

What can edit an .ai files TEXT layer (besides Illustrator)?

so, i have CS6 on Mac (OS Mavericks). my Mac took a nose dive recently. long story super short... i have a new mac & re-installed my CS6 on it. but, in order to launch Illustrator, it requires ...
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115 views

I installed Oracle Java JDK 8 but java command line is still reporting it is version 7

I installed jdk 1.8.0 u5, but the command line java is reporting 1.7: $ java -fullversion java full version "1.7.0_51-b13" $ which java /usr/bin/java $ ls -l /usr/bin/java lrwxr-xr-x 1 root wheel ...
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2k views

LSOpenURLsWithRole() failed with error -10810 - Downloaded app does not start

I'm trying to run an application downloaded from the internet (e.g., Jabref) but it seems that it fails silently. When I try to open it by double clicking it, nothing happens. When I use the terminal ...
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192 views

Java 7 Update 55.pkg can't be installed because its digital signature is invalid

I'm trying to install Java in order to use the Safari plugin. The "missing plugin" functionality redirects me to the Java download page, where I downloaded a file named jre-7u55-macosx-x64.dmg, which ...
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31 views

How can I allow a “development” program through the firewall?

I have an application (java) that I compile/run through netbeans, I want to access it from a different computer. Opening a port might be the best solution, though if so I'd like to be a little more ...
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22 views

Java - Mistakenly removed /System/Library/Frameworks/JavaVM.framework/Versions [duplicate]

Using Mountation Lion, I've mistakenly removed all of the content in /System/Library/Frameworks/JavaVM.framework/Versions How can I get java working again on my machine? (I don't have it in Trash) ...
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21 views

Is it possible to use Oracles Java 7 in general instead of apples Java 6? [duplicate]

i have recently bought my first rMBK and i really love it. i would like to start programming in java and have therefore tried installing two IDEs, eclipse and NetBeans. i have also made sure to ...
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1answer
3k views

Facebook Video Chat plugin no longer works on Mavericks

After upgrading my Mac OS X 10.6.8 Snow Leopard to OS X 10.9 Mavericks, I've encountered a minor problem. The video chat plugin of Facebook no longer works. On the Facebook chat box, the video chat ...
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181 views

How can I increase java heap size on my Mac running PS3 Media Server?

i've some issues running ps3 media server on my MacBook Pro 13" on OS 10.8.3. When I want to play a MKV on my xbox throught PS3 MS, no matter which movie I try, it plays only for 10s then the java ...
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1k views

Do Java security settings in Mountain Lion cause java.lang.ExceptionInInitializerError?

In a nutshell, I have a java app that crashes in java.lang.ExceptionInInitializerError and I'm looking to see if my OS/Java settings might be causing this error. I cannot change the security settings ...
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25 views

Is there an application to analyze this which application created a generic process in ram?

I noticed a generic "Java" process is using between 1-2GB of Ram after I upgraded to Mountain Lion. I know a lot of the apps I use require java. I have closed out all my apps and still it is using ...
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335 views

Safari always asks me to install the newest version of Java

I need to run an applet that requires the latest version of Java. Whenever I try to run that applet, it asks me if I want to install Java. So it sends me to the Java site and I download it. Then I ...
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177 views

How to open a jar by default?

I had a question "How do I run a jar when double-click it?" But now I know that my computer is not set to open jars by default. Is there a settings in the mac that open jars by default? All the jars ...
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137 views

Can I get Lion (or newer) to stop asking me about Java?

From time to time, I get a system dialog box that asks if I want to install Java. I always say No. Is there a way to get it to stop asking me?
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1answer
1k views

Where is my Java SDK 7u7 installed?

I downloaded and installed Java 1.7 from this site. When I run the Java Control Panel, I could check I have it correctly installed. However, when I checked the Java version from command line, the ...
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68 views

Is it normal to have duplicate JVMs or JDKs in a MacBook?

I just bought my first MacBook Pro a week ago and this morning, I installed the Java for OS X 2012-004 Developer Package at http://connect.apple.com. Right now, I'm encountering a bunch of weird ...
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907 views

JavaVM.framework deleted and not anymore able to install Java [closed]

/System/Library/Framework/JavaVM.framework and /System/Library/Java have been deleted from my disk. I thought of making things back to normal by running the last Apple Java update (Java for OS X Lion ...
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113 views

Restore Safari Java Applet Placeholders

By default Safari has Java disabled, but places a “plugin content” placeholder or something similar where the Java Applet would be. However, if you enabled Java and then disable it again Safari no ...
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539 views

OS X Lion Safari, Chrome and Firefox crashing while trying to access caixa.gov.br account

For months I'm having problems accessing this link https://internetbanking.caixa.gov.br/SIIBC/index.processa from caixa.gov.br It only works when I use Opera, but it fails on Chrome, Safari and ...
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687 views

IBM JRE on Mac?

For some uses such as communicating with Weblogic or WebSphere application servers from Windows or Unix, I have to use the IBM JRE. Does such thing exist on Mac? and/or how can I do that (except for ...
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610 views

JarInspector not working in Lion [closed]

This app: http://www.codeland.org/ doesn't work in Lion. The error is is jarinspector[26313:707] Unable to find class: com.cgerdes.ji.JarInspectorApplication, exiting Is this possible to fix, or is ...