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

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setting JAVA correctly on MAC

I am new to mac (coming from the windows world). I did some reading on how and where JAVA HOME is set on a mac machine. I have some assumptions listed below, would be great if someone could go through ...
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1answer
22 views

How to properly install Java in OS X

When I look at System Preferences > Java > Update, I see Your system has the recommended version of Java. Java 7 Update 79 From Terminal, java -version: java version "1.7.0_71" Java(TM) ...
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0answers
36 views

The new 2015 12-inch Macbook runs JVM - would it be too much?

I'm not sure if this is the right place to ask this question. Do please let me know if the question is out of the topic. I'm thinking of buying the new 2015 12-inch macbook and I'm a Java developer. ...
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0answers
10 views

Stop java apps opening full screen?

I'm running Mac OS X 10.10.3 with Java 7 update 75 installed (java 8 broke stuff last time I tried "upgrading"), and ever since I installed a certain java application whenever I open ANY java ...
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2answers
19 views

How to install LP_solve solver on Yosemite?

I want to install java based "lp_solve" LP solver on my MacBook Air, OS X Yosemite. I tried to follow the instructions given here. But when I run sh ccc.osx, it is not creating the liblpsolve55.dylib ...
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1answer
40 views

Mac OS X Yosemite Java 1.6 Downgrade to 1.6u35

I installed the latest version of Java 1.6 provided by Apple and didn't realize that the application I have to do development for must use 1.6 update 35. Is there anyway I can uninstall the latest ...
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0answers
20 views

Resizing problems with Java web app on Retina display

I have to use a Java web app on my Retina 13" MBP, but either Java or the app is trying to help me by not resizing any text when I change the zoom factor in the browser. Text handled by the browser ...
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2answers
39 views

What sets my Java Virtual Machine?

I'm not understanding how my Java environment is getting set up. If I have multiple versions of Java installed how does the correct version get selected when I start a Java dependent application? I ...
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1answer
118 views

Oracle's Java 1.8 appears to not actually install itself

I have searched for answers this problem, but nobody seems to have such a basic problem as I have. I have Java 1.7 installed and tried to install 1.8 - both through the Java control panel and manually ...
2
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1answer
95 views

Java 8u45 installation unable to locate a Java runtime to invoke

I've downloaded and installed Java JDK 8u45 for OS X 10.10.1 and after the installation has completed (successfully), java -version produces the following: Unable to locate a Java Runtime to ...
3
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1answer
259 views

Is there a Java IDE for iPad which can compile and run Java locally?

I'm about to have a coding session with some buddies. Problem is, one doesn't have a laptop. He's pretty new to programming so I was going to set him up something either on a rickety laptop or my iPad ...
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1answer
36 views

How do you control the security of Firefox browser in Yosemite to run educational Java app?

I am trying to run the following Java applet in the following web page: http://artint.info/demos/rl/q.html However, Firefox is blocking it due to a security issue. Not sure if it's an Apple issue ...
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1answer
46 views

How to find rt.jar file?

My virus scanner (Sophos) showed that it was scanning a file named rt.jar plus several other .jar files. I was a little bit surprised because I didn't think that Java was installed. Yet, when I ...
0
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1answer
165 views

Java update via Control Panel error

Was trying to run the Java update earlier. But it couldn't launch the installer after downloading. Here's the log: 21/4/15 12:35:58.498 am Java Updater[814]: Original euid:501 21/4/15 12:35:58.500 am ...
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4answers
55 views

How to get Java SE 6 runtime when Apple website isn't working? [closed]

I just did a clean install of Yosemite on my Macbook Pro (early 2009). I am re-installing some Adobe programs like DreamWeaver but it needs the legacy Java SE 6 runtime. Everything online says to ...
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2answers
85 views

Where else can I download the legacy Java SE 6 runtime?

I just upgraded to OSX Yosemite. I am trying to open my Adobe Flash CS6 app, but it says To open "Flash" you need to install the legacy Java SE 6 runtime. A simple google search yields this ...
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1answer
120 views

Open Java .app application bundles with double click on a Mac without Apple's Java 6

In short: On a mac with a clean installation of Yosemite, doubleclicking a compiled Java mac-style .app application bundle fails to launch the app, unless Apple's Java 6 is installed, even if the ...
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2answers
161 views

Why I have 3 different Java versions on my Mac?

today I was looking after my Java Version and I got very confused. I found three different ones: If I look in Webstorm it uses: 1.6.0_65 If I make java -version I get: 1.7.0_45 If I look in the ...
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1answer
30 views

Adobe Illustrator CS6 with Java 8?

Is it possible to run Adobe Illustrator CS6 with the current Oracle Java 8 rather than the legacy insecure Java 6 provided by Apple? I know this is related to this question where the generic answer ...
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1answer
148 views

Install jdk 8 without admin privileges

Is there a way to install or run jdk 8 without admin privileges? I would like to compile a java project I have that requires jdk 8 on a computer that has only jdk 6 installed. I am not an ...
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0answers
73 views

How to get rid of stale Java icons from application switcher & dock?

I recently started seeing "java" processes with the default Java icon sometimes stay in the switcher/dock after Java Web Start applications are closed (OS X 10.9.5 Mavericks). This may have begun with ...
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1answer
91 views

Step to step guide how to use 32bit version of Java in Eclipse

I have a Java project in Eclipse that requires Java 7 running in 32 bit mode. I tried to force running in 32 bit mode by adding the flag -d32 to the VM arguments. However, I then get the following ...
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1answer
64 views

JDK - Platform Not Recognized - Running Eclipse or mvn

I screwed it up! I upgraded to Java 8 yesterday and that trashed some projects I was working on so I attempted to downgrade back to Java 7 and the wheels came off. I've removed the previous Java ...
3
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2answers
178 views

Could the Java Updater (com.oracle.java.Java-Updater) be the source of all my kernel panics?

In the past few months I've been getting more kernel panics than usual. This is on my late 2012 2.3 GHz Intel Core i7 Mac Mini, running OS X Yosemite (OS X 10.2.2) with 16 GB of RAM. Looking at the ...
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0answers
19 views

How do I automate selecting files in a .jar file?

My .jar file has a number of buttons that, when clicked, prompts me to select a file to load. I need to find a way to get this file selection to be automated, and decided on applescript. ...
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1answer
3k views

Can't update Java due to apparently newer version already installed

I'm trying to update Java on my MacBook (OS X 10.9.5). When I download the most resent version (v8 update 40) from java.com and try to install it, it pops up an error box saying You are trying to ...
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0answers
195 views

Cannot enable Java in Safari

I have the following running on my Mac: OSX Yosemite (10.10.2) Java version 8 update 31 Safari 8.0.4 I am unable to run any Java applet on Safari. I have added multiple sites to the exception ...
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1answer
37 views

Linker Error: leJOS NXJ HelloWorld complains 32 bit JVM unsupported

I trying to get started using leJOS NXJ to develop in Java for my Mindstorms NXT. I've installed Oracle's Java 8 JDK, Eclipse and leJOS NXJ on my Macbook Pro running Mountain Lion. When I try to ...
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2answers
172 views

Why is Java SE 6 Legacy required to open Intellij?

I currently deleted Apple Legacy Java SE6 on my macbook because I've already downloaded JRE8 on my machine and I think I no longer need the older version. After I deleted it, every time I opened ...
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0answers
421 views

What causes the pop-up “To view this web content, you need to install the Java Runtime Environment”

On OSX Yosemite an annoying pop-up comes up quite often saying: To view this web content, you need to install the Java Runtime Environment I know the solution is to install java; however I'm ...
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0answers
44 views

How to REALLY update Java? [duplicate]

System preferences tells me that I have Java 8 Update 40 on my Mac Book Pro. However, Eclipse IDE complains that it needs at least version 1.7 or greater. And on the console, java -version tells me, I ...
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2answers
2k views

How to uninstall Java 1.8 under OS X 10.10 Yosemite?

There are a few answers on old questions about the same issue under Lion / Mountain Lion. Now with Java 1.8 and OS X 10.10 I wonder if anything has changed? Would be great to have exact removal steps. ...
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1answer
199 views

Eclipse Fails To Launch Complaining of Incompatible Java VM

I get the following error when trying to launch Eclipse, which I recently tried to install. "Version 1.6.0_65 of the JVM is not suitable for this product. Version 1.7 or greater is required." I'm ...
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2answers
187 views

How to start SQL Developer with the correct Java Version?

I've Java 1.8 installed on my Mac OS Yosemite... and Terminal shows the following: mccoy:~ daniel$ which java /usr/bin/java mccoy:~ daniel$ java -version java version "1.8.0_25" Java(TM) SE Runtime ...
2
votes
1answer
40 views

Apple says I'm signing an app with old OS version, and I'm not

I'm trying to submit a Java-based app to AppStore. After having the worst headaches in my life trying to sign everything my last problem (I hope!) is this: Invalid code signature - Signatures ...
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0answers
20 views

How to install java 7 on yosemite properly? [duplicate]

When I type java -version I see: No Java runtime present, requesting install. I go to download and install jre-7u75-macosx-x64. After that in preferences I see Java control panel which tells me ...
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3answers
1k views

How do I install Apache Tomcat 7.0.x on Yosemite? [closed]

I am a junior-level developer beginning to work on a project that requires me to use Apache 7.0.x, and I'm running Yosemite with a Windows 7 VM. When I did some research on how to get Apache, I ...
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2answers
203 views

Java 8 is not working

I have updated to yosemite and installed java 8. But, it is not working. When I try to verify java version or run any java app on browsers (chrome and safari), I see blank field. If there is any ...
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1answer
23 views

I hava java 7, but can't get to it

I have java 7, according to the java control panel, and an online tester, but I can't switch to it, it doesn't show up anywhere. It just says I have it. Is there any way to do it without admin access? ...
0
votes
1answer
30 views

How to restart a process without user interaction

I killed a process (a simple .jar running in the background as a global agent) by pkill -9 java. Since the global agent in launchd is configured as keepAlive the process gets restarted immediately. ...
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2answers
251 views

I can't find the location of jdk for Java 7 and 8 [duplicate]

I have 3 different versions (jdk) of Java installed: 6, 7 and 8. In bash_profile: export JAVA_HOME=$(/usr/libexec/java_home -v 1.8) setjdk() { export JAVA_HOME=$(/usr/libexec/java_home -v $1) } ...
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0answers
92 views

Location of java.security and deployment.properties files

Where are java.security and deployment.properties files located on Mac OS Yosemite??
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3answers
174 views

Shell script to restart a certain process if it is not responding

I need an java application to run 24/7 on my mac. Unfortunately the JVM process sometimes gets stuck and thus the java application does not respond anymore. Is there a possebility to detect if a ...
1
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1answer
333 views

“Failed to install SGD client” when accessing the secure global desktop from OS X

I am having an issue since I have upgraded to OS X Yosemite. I used to previously remotely access my work's Windows system from my Mac (OS X Mavericks). I had installed XQuartz and Java and was using ...
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1answer
2k views

Now when Chrome is 64-bits, how do I install the Java plugin?

As long as Chrome just was 32 bit, the Java plugin was not supported since Java for Mac OS X is 64 bit but now when Chrome (since version 39) is 64 bit, how do I install/enable the Java plugin? ...
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1answer
275 views

How can I eliminate this repeated Java Runtime Environment (JRE) pop-up window?

This window has been popping up repeatedly: I was sure that I already had the latest version of Java installed, but to verify I went here: https://www.java.com/en/download/installed.jsp And sure ...
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votes
1answer
87 views

What are the dimensions for the apple dock icons?

I have figured out how to change the icon for my program that I made in java, but now the default icon goes and nothing is there, is it because of the incorrect dimensions? I currently have a 16x16 ...
1
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1answer
282 views

How to launch web start on 10.10 OSX

My wife is taking an online class and it says it needs to launch using Java Web Start. I've changed the endings from .ed files to .jnlp files and make sure I click open other and select Java Web ...
0
votes
1answer
713 views

Problem with installing Java: java: command not found

I just installed Java 8.25 but I'm still not getting 'legacy' applications to work. I tried verifying the version in terminal: manfred$ java --version -bash: java: command not found I think there's ...
1
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1answer
51 views

iMac install Java, webpage test succeeds, `javac` fails

I'm trying to install Java on my iMac running 10.9.5. I downloaded and installed JDK according to the official Oracle instructions. When testing via the web-page at the end of the install, Java is ...