openjdk

Read about openjdk, The latest news, videos, and discussion topics about openjdk from alibabacloud.com

Centos6.2 uninstall the system and install Sun JDK with openjdk

1. Uninstall openjdkView the current system's JDK: rpm-Qa | grep JDK (I found here: java-1.6.0-openjdk-1.6.0.0-1.43.1.10.6.el6_2.i686), if not found, you can use rpm-Qa | grep gcj Remove the built-in JDK: Yum-y remove java-1.6.0-openjdk-1.6.0.0-1.43.1.10.6.el6_2.i686 ,: 2. Install Sun JDKSince I downloaded jdk-7-linux-i586.tar.gz, You can unzip it directly in the installation directory,Go to/USR and run th

Linux Ubuntu 12.04 is installed by default on the OPENJDK

OPENJDK is installed by default in Ubuntu 12.04, but this JDK is a lot more problematic because you can't even start eclipse, so you still need to install the JDK yourself.1. Download Jdk6JDK6: http://download.java.net/jdk6/, according to the operating system selection of the corresponding installation package, my is Ubuntu 12.04 32bit, So the downloaded file is Jdk-6u38-ea-bin-b04-linux-i586-31_oct_2012.bin,2. Create a folder under/usr/local:sudo mkd

Ubuntu Replace system OpenJDK

Some Ubuntu comes with a JDK. But sometimes it's exactly what we want. The following describes how to replace the JDK1. Uninstalling an existing JDKsudo apt-get purge openjdk-\*2. Download the JDK.3. Create a directory under the/usr/local/folder: sudo mkdir -p /usr/local/java 4. Copy the JDK to the third-step folder.sudo cp -r jdk...tar.gz /usr/local/java/5. Extracting filessudo tar xvzf jdk-8u51-linux-x64.tar.gz6. Update the path below/etc/profil

How to change the default openjdk for your own JDK installed in Linux

(1)/etc/profileExport java_home=/usr/java/jdk1.7.0_67-cloudera/Export path= $PATH: $JAVA _home/binExport jre_home= "$JAVA _home/jre"Export classpath=.: $JAVA _home/lib/tools.jar: $JAVA _home/lib/rt.jarAfter the change is complete, use the source/etc/profile command to update;(2) The following steps are more important. Because OPENJDK is preinstalled on many Linux systems, the default is not what we want to set up, even if these settings are set above.

OpenJDK and installation Sunjdk method of CentOS system deleting self-band

View the current system Jdk:rpm-qa | grep jdk The results obtained: The code is as follows Copy Code [Root@dc-01 java]# Rpm-qa | grep JDKjava-1.6.0-openjdk-1.6.0.0-1.45.1.11.1.el6.i686 Uninstall OPENJDK: The code is as follows Copy Code [Root@wx32 local]# Java-versionJava Version "1.6.0"OpenJDK

Linux delete your own openjdk, install jdk1.8

First step: See which packages are installed[Email protected] ~]# Rpm-qa | grep javaTzdata-java-2016g-2.el7.noarchPython-javapackages-3.4.1-11.el7.noarchJava-1.7.0-openjdk-headless-1.7.0.111-2.6.7.8.el7.x86_64Java-1.8.0-openjdk-headless-1.8.0.102-4.b14.el7.x86_64Java-1.8.0-openjdk-1.8.0.102-4.b14.el7.x86_64Java-1.7.0-openjdk

OpenJDK Security Vulnerabilities (CVE-2014-0462)

Release date:Updated on: Affected Systems:OpenJDKDescription:--------------------------------------------------------------------------------Bugtraq id: 67508CVE (CAN) ID: CVE-2014-0462OpenJDK is a cooperation Platform for open source implementation of Java Platform, Standard Edition and related projects.On Debian GNU/Linux and Ubuntu 12.04 LTS and 10.04 LTS platforms, OpenJDK 6 6b31 and earlier versions have security vulnerabilities. The details are

Solution for abnormal Chinese display caused by using OpenJDK in Netbeans in Ubuntu10.04

I installed sudoapt-getinstallnetbeans directly in Ubuntu10.04. It automatically downloads OpenJDK instead of Sun's JDK, while OpenJDK's fontconfig. the properties file has a problem with Chinese characters, which leads to abnormal display of Chinese characters. Fontconfig. properties location (default)/usr/lib/jvm/java-1.6.0-openjd I installed sudo apt-get install netbeans directly under Ubuntu 10.04, which automatically downloads

The Linux Server oraclejdk and openjdk coexist and configure the JavaEE development environment, oraclejdkjavaee

The Linux Server oraclejdk and openjdk coexist and configure the JavaEE development environment, oraclejdkjavaee Due to my academic needs, I need to build a JavaEE development environment in linux and work with windows students for development. JDK Since fedora uses openjdk by default, some problems may occur when it is removed. Because many open-source software uses it by default, even if oracaljdk is ins

Uninstall openjdk Java under ubuntu12.10 to install Sun Java

1. Uninstall the previous JDK and mark all options that contain openjdk in the new version to completely delete it. Or execute sudo apt-Get autoremove openjdk-6-jre 2, download JDK Software Follow these steps to install Sun JDK: Slave. Then configure the Java environment variable: Set environment variables: Vim/etc/profile or Vim ~ /. Bashrc, add: Export java_home =/share/software/jdk1.7.0 _ 17Export Pat

Uninstalling openjdk with sunjdk

Set the java_home path through the profile file Sudo VI/etc/profile For more information, see Java configuration in Ubuntu If you run the command Java-version Ubuntu may have a default JDK, such as openjdk. If openjdk is available, the result is openjdk. Therefore, to use the JDK we installed by default, perform the following work.RunCode:Update-alterna

Install the official JDK under Fedora 20 to replace OpenJDK and configure environment variables.

Fedora 20 comes with OpenJDK, So if you install the official JDK, you must first Delete OpenJDK as follows: 1: run the rpm-qa | grep jdk command to check the current jdk status. 2: yum-y remove java java-1.7.0-openjdk * uninstall openjdk, which may uninstall some additional software due to dependency. 3: Download th

Linux under Configuration installation Openjdk+tomcat

First, install the OPENJDKJava has 2 jdk, one is Oracle's JDK, and the other is OpenJDK.OpenJDK is used here as the Java development environment.Install with Yum sourceYum Install java-1.8.0-openjdk-devel #java的编译环境yum install JAVA-1.8.0-OPENJDK #jre, Java operating environmentRun the following to verify whether the JDK was successfully installed:Java-version650) this.width=650; "src=" Https://s2.51cto.com/

Debian (wheezy) installs Java environment/replaces OPENJDK as Sun JDK

to your user under source. #echo $JAVA _home/usr/java/java7For openjdk that have not been installed, enter directly at the terminal#/usr/java/java7/bin/java-versionAt this point we begin to make a link. Add to the system bin and use the update-alternatives command to maintain the soft connection of the system by updating this to let the system know which command to use. The last parameter is the priority. The higher the better.#update-alternatives--i

OpenJDK Source Research Notes (eight)-detailed parsing of how to read Java bytecode files (. Class) __java

In the structure of the previous OPENJDK source research Note (vii) –java code file (. Class), we have a general idea of the structure of the Java bytecode file. This article describes in detail how to read most of the details of a. class file. 1. Construct the file Byte code file user.class String userclass = "C:/user.class"; File File = new file (userclass); 2. Construct the input streamFileInputStream fin = new FileInputStream (file); DataI

Chapter One the Mac OS compiler openjdk 7

Like the author of the book, I compiled the OPENJDK 7. The process is also encountered a lot of pits, consulted a lot of information, tried to use JDK8,JDK7,JDK6, the final use of jdk7u71 compiled successfully, the following record the process, so that others can learn from. First, the preparatory work: 1. Install Xcode, download directly from the App Store, and command line tools 2. Download Ant,mac will bring Ant, in/usr/local/cellar/ant/1.9.7, if

CENTOS6.4 installation configuration OPENJDK-7

CENTOS6.4 installation configuration OPENJDK-7 Test Machine installation and configurationInstall centos6.4 mini 1000 words are omitted here ...... Disable selinux Setenforce 0 Vi/etc/sysconfig/selinux --> diabledDisable iptables Service iptables off Chkconfig iptables off NetworkingConfigure sohu yum SourceModify the system architecture and version number. Sohu images are stable. Not connectedConfigure local sourceAttach a Local CD to/mnt[Centos6.

OPENJDK and Oracle JDK coexistence under Fedora Server 21

Label:Reference article: Blog Park-three-dimensional antsLinux Commune1, first need to download the corresponding Platform Jdk:oracle official website2. Install the JDK using the Yum or RPM command:Yum install ./jdk-8u40-linux-x64.rpm3. After configuring the environment variable Vi/etc/profile, enter the following at the penultimate line:Export JAVA_HOME=/USR/JAVA/JDK1. 8 . 0_40export PATH= $JAVA _home/bin: $PATHexport CLASSPATH=.: $JAVA _home/lib/dt.jar: $JAVA _home/lib/ Tools.jarIf you need to

The issue of switching openjdk to Oracle JDK in CentOS will cause Tomcat to not start properly

\t\t\t\t\t[\033[31m FAIL \033[m]\n" ; fi } The service runs the specified services (known as the System V initial script), removing most of the environment variables, preserving only the Lang and term environment variables, and setting the current path to/, that is, running the service script in a very clean environment that can be predicted.So when the script is running, the environment variable cannot be found, so it is modified to the following script Catalina_home_data=/usr/local/tomcat/t

OpenJDK Java Virtual Machine Remote Information Leakage Vulnerability

Release date:Updated on: Affected Systems:OpenJDKDescription:--------------------------------------------------------------------------------Bugtraq id: 55538Cve id: CVE-2012-4420 OpenJDK is a cooperation Platform for open source implementation of Java Platform, Standard Edition and related projects. OpenJDK has a remote information leakage vulnerability. Attackers can exploit this vulnerability to leak

Total Pages: 15 1 .... 4 5 6 7 8 .... 15 Go to: Go

Contact Us

The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion; products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the content of the page makes you feel confusing, please write us an email, we will handle the problem within 5 days after receiving your email.

If you find any instances of plagiarism from the community, please send an email to: info-contact@alibabacloud.com and provide relevant evidence. A staff member will contact you within 5 working days.

A Free Trial That Lets You Build Big!

Start building with 50+ products and up to 12 months usage for Elastic Compute Service

  • Sales Support

    1 on 1 presale consultation

  • After-Sales Support

    24/7 Technical Support 6 Free Tickets per Quarter Faster Response

  • Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.