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

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18 views

2nd Instance of Tomcat not showing up in Eclipse Mars server console

I have one instance of tomcat already added in the server console as shown below: I am trying to add another instance of tomcat server using the following steps : Add Server Runtime Window - ...
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18 views

How to set JAVA PATH in system properties

How to fix “not recognized as an internal or external command” in Windows?
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44 views

Raspberry Pi Error: Could not find or load main class net.tinyos.tools.Listen

I have successfully installed TinyOS and NesC in my Raspberry Pi but when I ran java net.tinyos.tools.Listen -comm serial@/dev/ttyUSB0:telos I got an Error: Could not find or load main class ...
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23 views

How can we deploy java.policy to <JAVA_HOME>\lib\security

for example, our user workstations are using java 8 update 51, the java is installed at C:\Program Files\Java\jre1.8.0_51\ There is a file aka java system policy file -> C:\Program ...
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17 views

An ftp installation on Amazon linux from ssh java client

I have just successfully started an EC2 instance on AWS, I have successfully installed a LAMP server using YUM from the mindterm JAVA ssh client.... However it reaches a point where I'm required to ...
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29 views

Install programs for different accounts Win7 Home Premium

Can someone explain me how to install a corporate software in their community editions for different Windows 7 Home Premium users' accounts. I'm planning to create an account on Win7 for installing a ...
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53 views

Zookeeper vs MS ActiveDirectory or LDAP

I'm currently looking for a good configuration storage, which is quite easy to integrate and maintain. As far as I see, Zookeeper is the most suitable one for Java applications. (It has a very ...
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21 views

The field Component.height is not visible: Java

I am making a program, and it keeps on saying: The field Component.height is not visible This is the program (The file that won't work): package my.project.gop.main; import javax.swing.JFrame; ...
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20 views

My rundll32 url.dll does not work with try catch

I set firefox to default browser and use command rundll32 url.dll to launch url in java. It's work well. After that, I go to firefox folder, change firefox.exe to firefox123.exe..The command rundll32 ...
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42 views

Install and run opengamma

I am trying to install Opengamma on Arch Linux as per this wiki https://github.com/OpenGamma/OG-Platform also there is a reference docker image available https://hub.docker.com/r/ptimof/opengamma/ ...
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45 views

Java Control Panel won't open

I can't open the Java Control Panel (even with the "javaws -viewer" or "%SystemRoot%\system32\javacpl.cpl" cmds). I tried reinstalling (after Revo Uninstalling, then after manually deleting all ...
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56 views

FireFox doesn't recognize correct Java RE

I have Win7 with FireFox 41.0.2 with a very old profile and 7 different Java instances. I can't simply delete old Java instances or the whole FireFox profile, and shouldn't be needed to. FireFox ...
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328 views

Update JAVA 8 Update 60 to Update 65 or 66?

I had Java 8 Update 60 on my systezm & it told me there was an update to update 65, so i have updated. However there also is Update 66, yett Java on my system doesn’t want/need to update to that ...
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20 views

Making Cassandra work with certs/keys generated by OpenSSL instead of keytool

I saw this in the Cassandra documentation: http://docs.datastax.com/en/cassandra/2.1/cassandra/security/secureSSLCertificates_t.html I found this line "SSL certificates must be generated using ...
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34 views

java command returns no output

I'm using Red Hat 4.4. Whenever I type any java command into the terminal, no output is returned. It does nothing, just like typing the cd command outright. I've tried java -version to see if ...
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16 views

Install OpenJDK to Home Directory

I'm working off of a Linux machine and Java's giving me problems. I'd like to try to swap out the version of Java being used, but don't have root access. Hence: Is there a way for a user to install ...
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40 views

Can I install java 8 on Travis CI for a python project?

I have a python project that also requires Java 8 to run the tests and thus fails because Travis CI uses Java 7 by default. I know this can be updated if the project is a Java project but mine is ...
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38 views

Issues with windows command line using utf-8 code page

In my application, I'm reading the properties file(UTF-8 encoded) containing Chinese characters and printing them on the Windows command line. But,for some reason the the messages are not getting ...
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313 views

Unable to connect to sql server 2012 with SSL encryption enabled using sqljdbc4

I am trying to connect my web application to SQL server 2012 with SSL encryption enabled using sqljdbc4 but i get the below error : com.microsoft.sqlserver.jdbc.SQLServerException: The driver ...
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20 views

How to remove an incorrect package version from Ubuntu

An X86 XUbuntu system I work with has Java 8 installed via webupd8, and also a failed version for ARM. I want to remove the partially installed ARM version of Java. $ sudo apt-cache showpkg ...
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22 views

Can't Activate Aptana Studio 3

I am having the same problem that "Beaurocks 16" had with trying to bring up Aptana Studio 3. I always get the error message with the long dialog box displaying the Java VM and a lot more info. Here ...
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216 views

How can I run Minecraft through a proxy?

I have a socks proxy available on my local machine, which is set up using putty to SSH into a remote box I have access to. I want to run Minecraft using this proxy, as there are firewall rules in ...
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130 views

How to specify IE to use 32-bit or 64-bit versions of Java for specific URLs or Applications? Would Java Deployment Rule Sets Work?

For our current use case, it is required that we have both 32-bit and 64-bit versions of java installed on Windows 7 64-bit client computers. The 32-bit version is required for Legacy applications and ...
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8 views

Sync entire repository to directory without a settings.xml

I have a custom maven repository (for the build) and a 3rd party repository (for the applications dependencies). I would like to pull down the 3rd party repository similar to how maven pulls down the ...
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62 views

Java on Windows - Programs work with either x86 or x64 of Java, but not with both

I have a problem with Java on my Windows 8.1. The problem is that programs work with either 32-bit or 64-bit version of Java, but not with both. So, when some program work with 32-bit version, I have ...
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16 views

How to get JDK 1.0 working in Docker?

For purely academic purposes, I'm trying to get the classic Sun JDK 1.0.2 working again (in Docker!). I've gotten old JDKs working before, from 1.5 down to 1.1, but 1.0.2 keeps segfaulting no matter ...
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5 views

Is there any shortcut in eclipse or workaround to go to current methods starting from inside method

Suppose I am inside a method having 900 lines(I know bad programming practice but we come across such situations often). I am at suppose 345 line and I wanted to go to current methods starting(Name) ...
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46 views

Why JAVA and JAVAC still appears in the path OSX Yosemite?

I am trying to understand why is this happening. I am re-writing all my dot files. I have commented all my enviorment variables here is an snippet of that # History export HISTSIZE=4096; export ...
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808 views

Low memory warning Windows 10

I have 16 gigs of physical RAM, running on windows 10 professional. I get a 'windows is running low on memory' notification here and there, only when playing minecraft through Curse Launcher with ...
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31 views

installed the wrong version of JAVA and need to remove and install correct one

I accidentally installed OpenJDK on Red Hat Enterprise Linux 5 instead of Oracle Java Development Kit on Red Hat Enterprise Linux 5. When I try to yum install Oracle Java Development Kit on Red Hat ...
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39 views

Java security sitelist not working

In the Java Control Panel you have the option to maintain an exception list for sites that would otherwise be blocked because of security settings. However I face a strange problem: When I add a site ...
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57 views

android studio - java - how can I get users to upload data to dropbox and make that data available for all other users to download

I'm making an application where I want users to be able to upload a string value to a dropbox account where the string is stored for other users of the application. Each user of the application can ...
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361 views

Java plug-in not starting in IE11

I have upgraded my browser from ie 8 to ie 11 Enterprise Mode. When I access my site, the Java popup isn't showing and nothing happens. Its like the Java applet isn't loading. In ie8 when I have ...
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51 views

Prevent OpenJDK from overriding Oracle's Java Installation

Currently using Lubuntu 15.04 x64. I have had this problem twice now. I install the official Oracle Java (version 1.8) successfully, after which an automatic update (at some point later in the week) ...
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184 views

All Java applications stop working after about 7 seconds since upgrade to Windows 10

Earlier today I updated my computer to Windows 10. I noticed, that whenever I run a Java program, it launches fine and runs fine, but after about 7 seconds, I will get a popup that says "Java SE ...
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222 views

Java 8 silent update package

My situation : we currently have Java 7 massively installed and some older versions of Java 8. Computers are Windows 7 SP1 x64. My goal : create a Java 8U51 silent install package that let Java 7 in ...
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178 views

allow java applets in browser

I really don't get the policy of not allowing java applets in browser. I mean, I understand that the java does not run automatically for security reasons, but it seems that there is actually no way ...
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77 views

Text is not showing up in Chrome or FF but Showing up in IE, Reader. Please

Text is correct using IE Browser or Adobe Reader Text is not showing up in Chrome of FF Made using tool called Adobe live cycle designer and Java(XPAA.jar) Do you ever having similar problem? or ...
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31 views

Rename Tomcat7.exe for different instances?

I'm running JIRA and Confluence on the same server. Both show up in the task manager as Tomcat7.exe. I'm planning to write a monitoring script to restart the appropriate services if the tasks crash. ...
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45 views

Java Home was not set properly?

I am trying to install MATLAB on my Fedora 22. At the end, I get an error The application encountered an unexpected error and needs to close. You may want to try re-installing your product(s). ...
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66 views

How to distribute a java app (jar file with bash launcher) through Brew?

I have two files: a jar file and run.sh script to run the jar. I want to run it through the Homebrew. What should I do to make it possible?
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40 views

My Single-Threaded CPU-Overloading apps use a percent of a thread, graphs shows different results

I made very simple C++ app that contains an empty while(true); loop, I tried with both optimized (-O2) and without optimization, both gave the same result in Task Manager, I even tried same Java and ...
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85 views

gettext for java project under Windows 7 gives error 'Bad file descriptor'

I'm trying to use gettext in java project to provide translations for different languages. My workstation runs Windows 7 and so I'd like to be able to go through whole build process on it (including ...
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40 views

I've to give my final year project on CD. How can I make sure it requires minimal efforts to run?

My project details: JavaEE pure JSP/Servlets MVC MySQL Tomcat Pressing ^Ron IntelliJ was easy. Now I have to give my project in a compact drive. What can I do so it does not require much effort to ...
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279 views

How to find java packages to import with Sublime Text 3?

In Java IDE's there is usually a feature that suggests/auto-completes imports, however with sublime text, I end up searching for packages to import I'm wondering whether there is an internal feature ...
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100 views

How to set heap size (-Xmx) more than 1 gb in Windows 64 bit machine with 4gb ram?

I got the error as below: Error occurred during initialization of VM Could not reserve enough space for object heap Could not create the Java virtual machine. I can set maximum heap size 1gb. After ...
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155 views

how to install IBM java on linux

I have downloaded jre pack from IBM site. downloaded file name is ibm-java-jre-7.1-3.1-i386-archive.bin. Not sure how to install this. I couldn't find instructions on site. I can't extract it or just ...
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329 views

Cannot connect to server, error message says “java.net.ConnectException: Connection refused”

I have been trying to get a minecraft server running for some time now to no avail. I apologize for the fact that this is not as technically advanced a question as is intended for this forum, and that ...
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0answers
123 views

Invalid or corrupt jarfile ios-server-standalone-0.6.6-SNAPSHOT.jar

I am starting automation with iOS driver and selenium. I am following http://ios-driver.github.io/ios-driver/?page=setup#launch link. Installed sdk and jdk. while starting server with command $ ...
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0answers
15 views

How to best setup PC or Mac to access a website that requires older JRE?

I have a website I need to access that requires JRE 1.5.0_11. I'm looking for the best solution to be able to load that particular website using this old Java version without cluttering my system or ...