Widely-used object-oriented programming language, emphasizing portability. Questions about programming with Java are off topic and should be asked on stackoverflow.com.

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42 views

Install Saiku CE (Tomcat web app) as a Windows Service

I have downloaded Saiku CE. It's an WEB app that runs under tomcat. The downloadable version comes with a preconfigured instance of tomcat, and when I fire the server with catalina.bat everything ...
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51 views

How to start Minecraft 1.8.8 from the command line?

I'm trying to launch Minecraft 1.8.8 (or higher) from the command line with the Username and the Session ID as parameters. This code doesn't work: java -Xms512m -Xmx1g -Djava.library.path=natives/ ...
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47 views

Cannot install JDK 8 on new installation of Windows 10

I installed Win 10 Pro 64 bit on my computer today. I need to install Java SDK and Android Studio as I need them for my work. I downloaded the exe file from Oracle, as I have done several times in the ...
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13 views

How do I address the java process warning and MySql conflict while deploying Hortonworks?

I have two nodes in AWS. I got a java process warning while registering and confirming hosts. Could this warning message, issued for the name node, be ignored please? Process Issues (1) The ...
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2answers
50 views

How To Run A Complex .bat file

I am running a Minecraft server from Windows, and the .jar that starts the file is located at C:\Users\David\Server\bin\pw\prok\KCauldron\1.7.10-1614.200\KCauldron-1.7.10-1614.200.jar What I do to ...
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1answer
27 views

Installing a 32 version of java on mac?

I was recently was trying to use a library that needed a 32-bit version of java. I tried to get my version of java to use the 32-bit version by using the flag -d32. However, I received the error: ...
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1answer
105 views

Installing Eclipse 4.5 on ARM Ubuntu

I recently got an excellent deal on a Chromebook (Hisense C11), and have used crouton to install Trusty Tahr (14.04): (trusty)craig@localhost:~$ uname -a Linux localhost 3.14.0 #1 SMP PREEMPT Wed Apr ...
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1answer
72 views

How to Import *.p7s certificate chain into keystore?

I've used this commands to create my csr keytool -genkey -alias server -keyalg RSA -keysize 2048 -keystore domain.jks -dname "CN=*.domain.com,OU=Software Development, O=Company Name, L=Asuncion, ...
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41 views

Running java app as root in apcupsd doshutdown causes java: Permission denied

I'm trying to customize apcupsd doshutdown event script to run a certain java program which among other things at the end hibernates all virtual machines and finally the main system itself. ...
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2answers
193 views

Which application is triggering a “To use the 'java' command-line tool you need to install a JDK” dialog?

My CPU usage suddenly rose up to 80-100%. Couldn't find the trigger, so I just totally deleted Java from my Mac. Now I keep getting this popup: To use the "java" command-line tool you need to ...
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2answers
70 views

What is java virtual machine and what does it have to do with Java?

I was trying to install eclipse on my Macbook Air. When I run the installer I get this message There seems no official page dedicated to JVM like other Apps. When I search "install jvm" I was lead ...
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1answer
105 views

How to open cmd and run a batch file in it in one command

I'm making a program which runs C++ using G++ and to build/run it, it creates a .bat file which should then be ran in a new cmd window. From Java, I can run commands, but just running a command ...
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37 views

How to determine if Windows remote workstation is powered on

My Situation: I work at a company with about 500 computers in at least five different states. All of them are Windows machines (the great majority are Win 7). What I need to do is determine whether or ...
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0answers
45 views

IE 11 Java Issue

I have installed IE11 in my Windows 7 Professional. But IE 11 (64 bit) is not detecting the installed Java, and it always asks me to install the JRE 6 update. In my machine, I have installed JDK 8 ...
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1answer
130 views

How to run .jar file

I am currently running Windows 10 and am trying to open several installer .jar files for a game. In order to open the, I downloaded Java as that seems to be the most straight-forward way to do so. ...
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0answers
34 views

How do I implement and integrate my own SASL provider?

(This is my first foray into authentication, so please be gentle) I'm running an Apache/Tomcat site with single sign on and bcrypted passwords on a CentOS server. Now I'd like to provide ...
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0answers
18 views

Whitelisting JAR-files

at the moment I try to create a Windows-'hardening guide' for some company. A requirement is that the Java Runtime Environment (JRE) is installed. I'm absolutely on in Java however and one requirement ...
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16 views

What is differance in NetBeans IDE available for download on netbeans.org and www.oracle.com

I found NetBeans IDE on the official site of oracle (www.oracle.com) and from netbeans.org available for download and on oracle's site its download package for windows is 305 MB and on netbeans.org ...
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29 views

In the Java Control Panel Advanced tab, when I check Mozilla family it unchecked automatically

I need Java to run Oracle EBS Apps on the browser. I am having a problem adding the Java plugin on Firefox. In the Java control panel advanced tab, Default Java for browser, when I check Mozilla ...
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1answer
40 views

Need to run .jar file having .sh file on desktop for all PC's.

i'm running a .Jar file User Interface which include script from Desktop of PC by following code in netbeans. String[] pc1 = {"gnome-terminal","-e","/home/noman-i7/Desktop/connect/pc1.sh"}; my code ...
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1answer
285 views

High CPU usage and very slow performance with Eclipse

I have a very strange situation with my computer. This is Win10 with both jdk8 x86 and jdk8 x64 with 16GB ram and 3.6GHz i7 processor. I develope with eclipse ide and tomcat webserver. I have the ...
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0answers
19 views

How to add Xapian to eclipse

I want to use xapian db for my java project . However, I do not understand how I can add xapian to eclipse . I am following this code : import org.xapian.*; public class SimpleSearch { public ...
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1answer
461 views

Install openjdk 8 on Mint 17.3

I am trying to install openjdk 8 on my Mint 17.3 It is based on Ubuntu 14.04 which does not have openjdk 8 in its repositories. Although, I was able to find a link where someone just says that it is ...
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1answer
68 views

Identify the required (missing) certificate that's causing a Java app to fail

I'm using Intellij IDEA 15, a Java-based IDE. It allows me to click on a link in any open-source Java class in my project and download the source and documentation from the internet. However, this ...
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1answer
65 views

Newer Java version installed but not recognized

When starting Selenium I get this error: Starting Selenium Server failed. Check that you have Java 1.5 or newer installed by running java -version on the command prompt. Running java -version ...
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0answers
22 views

Have to uninstall netbeans and its folder permanently

May i know the procedure to uninstall Netbeans and delete the folder of netbeans permanently .i tried in a regular procedure but "ACCESS IS DENIED" message is displayed .i tried it through cmd ...
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0answers
251 views

SSL connection on Java 7 based server fails with RECV TLSv1 ALERT: fatal, handshake_failure

A client-side SSL connection on a Java 7 based server fails with RECV TLSv1 ALERT: fatal, handshake_failure. This client is trying to connect to https://www.iatspayments.com The SSL debug log shows ...
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0answers
10 views

Debian: email notification when java app is down

I have dedicated server and many launched screen sessions. And sometimes apps in this screen sessions are going down (java apps). I can't always monitor this so I want to receive a email notification ...
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0answers
299 views

How to run .jar file on Mac 10.11 without installing Java?

So I made an application using Java swing and converted it to a .jar file and would like to share it with my friend. However, he is not a programmer so his computer needs to install Java bloatware to ...
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1answer
358 views

Java 8.60 - 8.71 Update can install a Helper Tool - how to uninstall this tool?

Java's 8.71 updater prompts to install a "Helper Tool". I mistakenly allowed the "Helper Tool" to install, thinking it was necessary for Java's install. I'm not sure what it is, but rumor has it ...
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1answer
1k views

What exactly is Java's new helper tool? Updating from Java 8 update 60 to Java update 71 on a Mac

I've looked around online and can't seem to find that much information of what Java's new helper tool is. I've found another thread here on SE but it doesn't explain that much. Is it something that ...
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0answers
57 views

Microsoft Edge disappeared

I had a message from Avast to delete Java 6 and update. I did that and then Microsoft Edge disappeared. Also after deleting 6 I found out that later versions would not work with Edge. Then after I ...
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0answers
30 views

Openvpn error in El Capitan

I use a java application to connect to openvpn. It worked well on Yosemite but immediately I upgraded to El Capitan it stopped working. It gives the error "OPENVPN ERROR OCCURED: java.io.IOException: ...
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0answers
21 views

Java Processes on second identical server is taking up twice as much cpu time

I have two servers with the same exact configuration. Both servers are running a java process that are running the same code base. JVM arguments are the same Java System properties are the same ...
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1answer
60 views

get rid of Half-installed java installation on ubuntu

I installed java by downloading the RPM file from java.com (1.8.0-71) and used alien to generate a .deb file which i installed. It failed and I can't remove it anymore. If I try to use apt-get I ...
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2answers
74 views

what are the possible reasons for a Java application to run slow on certain machines?

I have a Java application that appears to run slower on a more powerful machine running the same OS (windows 7) and same Java version. By running slow, I mean there is always a delay in the response ...
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0answers
12 views

How to use dacapo benchmark

Hi I am going to use dacapo benchmark for the first time. I want to test the performance of a program that instruments calls to next and hasNext in the main program. I am not sure how I can do that ...
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0answers
17 views

specific java build from Oracle archive

I want to download a specific Java build (1.8.0-b132). I went to the Java archive download link Java archive download link But it is sorted by update, not by build. How do I know which Java update ...
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0answers
113 views

Unable to locate an executable “/Library/Java/JavaVirtualMachines/jdk1.8.0_71.jdk/Contents/Home/bin/apt” (-1): re-directing an executable

I'm typing in [sudo apt get build essential] in the command line and receiving this error: Unable to locate an executable at ...
0
votes
1answer
118 views

eXo Platform stuck at startup, after “Root container booted”

I already posted in the support forum of the eXo community but didn't get any help from there. I installed eXo platform on my server (Ubuntu 15.05) and after, on the second startup it just hangs on ...
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0answers
23 views

Eclipse Mars taking a long time to begin running code

I've been having a problem with Eclipse Java Mars where when I hit the run button to test my code it shows the following in the lower right corner of the IDE with a green progress bar: Launching ...
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0answers
131 views

How to disable “Do you want to run this application?” popup for signed java app

I have a java scanning app run on my computer every day and every time it runs I'm getting this warning In more information: I've checked the certificate and the app is signed (Thawte is a root ...
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0answers
44 views

IntelliJ 14 Slow in compiling multi module project

I've noticed that when I'm compiling for the first time with my multi module project IntelliJ is taking considerable amount of time to compile. Any settings to solve this? If I select the "export" ...
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0answers
124 views

Further actions message after installing Matlab R2015a, Are they all needed?

At the final step of installing Matlab R2015a on my Win7x64 machine, I've come up with the following message. What is this? Should all of these steps be done? Your installation may ...
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0answers
37 views

-nomultimonitor option does not work correctly in XMing with Java applications

This is my monitor config: I am running remote applications and display it's windows on my client computer with the help of Xming If I use nomultimonitor option along with multiwindow, it ...
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1answer
398 views

View Java content in chrome 46/47

As of chrome 46 and higher, there is no native way to enable npapi in chrome (registry/chrome flags). I would like to view java content in chrome. Is there a way to view java content in (current) ...
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0answers
188 views

To open “XXX” you need to install the legacy Java SE 6 runtime

I use OSX El Capitan, and I have installed the latest version of Java recently. While everything works fine, there is one older app that I need to run which is giving me the following message: When ...
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2answers
165 views

How to create a burp shortcut on your windows desktop

I have been trying to figure out how to get a windows shortcut for burp. If anyone else can figure out a different way instead of java -jar -Xmx768m "C:\tools\burpsuite_free_v1.6.32.jar"
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1answer
209 views

when i am using android studio getting this error “The environment variable JAVA_HOME does not point to valid jvm installation”

When I start Android Studio, I get this error: The environment variable JAVA_HOME does not point to a valid JVM installation. My JAVA_HOME environment variable is set to C:\Program ...
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0answers
24 views

How to run Eclipse with java 8 temporarily so as to install jboss adaptor?

I want to install jboss adaptor to Eclipse, but according to the answers as below: http://stackoverflow.com/questions/31262682/eclipse-mars-not-showing-jboss-server I need to run eclipse with java 8 ...