Linked Questions

577 votes
28 answers
923k views

How can I install Sun/Oracle's proprietary Java JDK 6/7/8 or JRE?

I want to install Oracle's JRE and to update to the latest version with the Software Updater when they released. Is there a Ubuntu package that is provided by Canonical or Oracle? Before release Java ...
Benjamin's user avatar
  • 10.2k
339 votes
9 answers
175k views

Are PPAs safe to add to my system and what are some "red flags" to watch out for?

I see a lot of interesting programs out there that can only be obtained by adding a "PPA" to the system but, if I'm understanding correctly, we should stay within the official "repositories" for ...
Rob's user avatar
  • 12.8k
30 votes
3 answers
86k views

How can I install OpenJDK on Ubuntu 16.04? [duplicate]

Since I upgraded to the latest version of Ubuntu, I cannot install the Java OpenJDK package needed to compile Android custom ROMs. When I run sudo apt-get install openjdk-7-jdk, the following error ...
Hakam El Assouad's user avatar
3 votes
1 answer
15k views

Javafx is not on the default classpath even with Oracle JDK 1.8

I recently installed Oracle JDK 1.8 on my Kubuntu Linux machine following this guide. I did the manual install because I couldn't get the easy one to work. If I've understood correctly, javafx should ...
Sifu's user avatar
  • 33
2 votes
1 answer
4k views

Problems installing Oracle java 1.8

I'm running Ubuntu 14.04. I'm trying to install Oracle java 8. I downloaded the .rpm file published by Oracle: jdk-8u20-linux-x64.rpm and then ran the following commands trying to install it: $ ...
Charbel's user avatar
  • 247
0 votes
1 answer
6k views

Ubuntu 14.04 install Java 8 not working

I'm using 14.04 on a VirtualBox 32 bit server. I am logged in as the sudo user. I am trying to install Java 8. I downloaded the file jre-8u101-linux-i582.rpm and used FTP to put it in the directory /...
khm's user avatar
  • 283
0 votes
2 answers
2k views

download Oracle java 8 for Ubuntu 16.04 fails

I was trying to install android studio and I needed oracle java 8 but mine is openjdk. while using sudo apt-get install oracle-java8-set-default, I recieve the followings: The following packages were ...
Athena's user avatar
  • 162
0 votes
1 answer
3k views

Problem after installing Arduino IDE 1.8.0

I am using ubuntu 14.04 I tried to install Arduino IDE the last version 1.8.0 because when I installed it by terminal it was 2009 1.0.5 version I download the last version Extract the file arduino-1....
Tarek's user avatar
  • 368
0 votes
1 answer
3k views

RXTX Library Ubuntu 14.04 Soft link to see the serial port

I have installed the RXTX Java library rxtx-2.1-7-bins-r2 in Ubuntu 14.04 32 bit machine with JDK8. I would like to communicate with Arduino Micro connected to the serial port. But I am not able to ...
marco mauro's user avatar
2 votes
1 answer
2k views

java crashed with SIGABRT in WTFCrash()

on a newly installed Ubuntu 16.04, I was receiving Ubuntu 16.04 has experienced an internal error. there is a bug issue reported about OpenJDK with this error, therefore I completely removed Java ...
Amir-Mousavi's user avatar
7 votes
1 answer
2k views

How to install Java9 with JavaFX?

I installed Java9 as described here. This works without any problems for any projects I tried without JavaFX. Unfortunately my company runs its UIs with JavaFX and those packages seem to be missing. ...
tgr's user avatar
  • 171
1 vote
1 answer
2k views

What to do with java tar.gz after installation?

I am new to linux so want to know whether the java tar.gz file can be deleted or not from the local system once java installation is completed ?
RAHUL KUMAR's user avatar
0 votes
1 answer
871 views

Best practices for installing Java on secure server running Ubuntu 14.04 LTS [closed]

I see there are a number of ways to install Java on Ubuntu... what I want to know is about which way is best for a server that is secure and running a Java web application. The three ways I know of ...
Jason's user avatar
  • 105
1 vote
0 answers
816 views

APT-GET did NOT download package correctly via APT-CACHER

I follow this to setup the apt-cacher but it did NOT download some files correctly via wget(i think it is). In my previous post, I'm going to install Oracle Java 8, and the apt downloaded a html page ...
Hartman's user avatar
  • 121
0 votes
0 answers
604 views

Oracle-jdk8-installer was not found While java is installed

I installed java by downloading its source. I set java path, it's OK and works but when I want to install another app (e.g Apache-Ambari-server with ambari-server start) I get this error: E: Release '...
ParisaN's user avatar
  • 227

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