Tags: setting server restart variable pytho family bit bin Inux1, check the JDK version of the system[[email protected] software] # java-versionShow:" 1.8.0_102 " 1.8.0_102-64-bit Server VM (build 25.102-b14, Mixed mode)2. Detect JDK installation package[[email protected] software] # Rpm-qa | grep javaShow:java-1.7.0-openjdk-1.7.0.111-2.6.7.8. El7.x86_64python-javapackages-3.4.1-11. El7.noarchtzdata -java-2016g-2. el7.noarchjavapackages-tools-3.4.1-1
In general, we will have to uninstall the Linux openjdk, and then install the Sun's JDKFirst: see if the Linux-brought JDK is installedThe following information is generally available:Java Version "1.6.0"OpenJDK Runtime Environment (build 1.6.0-b09)OpenJDK 64-bit Server VM (build 1.6.0-b09, Mixed mode)The following information is generally available:java-1.4.2-gc
This article address: http://www.cnblogs.com/myresearch/p/build-openjdk7.html, reprint please indicate source address.Using the open source version of OPENJDK, there are two ways to get its source code:
The Mercurial Code versioning tool takes the source directly from the repository, but is too slow to take several hours
Download the official packaged source package directly (recommended)
Download source
Centos6.5 comes with JDK, called openjdk
View the built-in openjdk# Rpm-Qa | grep Java--- Output ---:Tzdata-java-2013g-1.el6.noarchJava-1.6.0-openjdk-1.6.0.0-1.61.1.11.11.el6_4.x86_64Java-1.7.0-openjdk-1.7.0.19-2.3.9.1.el6_4.x86_64
Check openjdk version# Java-version--- O
.tar.gzEnter file:CD LIBWEBP-0.4.2/Install the compilation environment (requires OPENJDK):Yum install autoconf gcc make java-1.6.0-openjdk java-1.6.0-openjdk-devel java-1.6.0-openjdk./configureMake make InstallThe default installation directory:/usr/local/lib3, compiling the Javalib library call WEBP requires the use
After Rhel and CentOS Linux use the yum command, install OPENSDK to the/usr/lib/jvm/directory:
[Root@dabu.info ~]# ls-l/usr/lib/jvm/
The output is as follows:
Total 4
drwxr-xr-x 3 root root 4096 Feb 17:00 java-1.7.0-openjdk-1.7.0.51.x86_64
lrwxrwxrwx. 1 root 2 1 Feb 17:00 JRE->/etc/alternatives/jre
lrwxrwxrwx. 1 root Feb 17:00 jre-1.7.0-> atives/jre_1.7.0
lrwxrwxrwx 1 root Feb 17:00 jre-1.7.0-openjdk.x86_64-> Java-1.7.0-
Recently engaged in the installation of Cloudera Manager, experienced a lot of frustrations, summed up:
Also referred to a number of other people's posts such as:
http://blog.csdn.net/a921122/article/details/51939692
Http://www.aboutyun.com/forum.php?mod=viewthreadtid=9086extra=page%3D1
http://www.aboutyun.com/forum.php?mod=viewthreadtid=10852highlight=%C0%EB%CF%DF%B0%B2%D7%B0Cloudera% 2BManager
The approximate method is feasible. System Environment4 virtual machines, including Master node 4 cor
orginal link:https://wiki.jenkins-ci.org/display/jenkins/installing+jenkins+on+red+hat+distributionsOn rpm-based distributions, such as Red Hat Enterprise Linux (RHEL), CentOS, Fedora or scientific Linux, you can install J Enkins through Yum.Recent versions is available in a YUM repository. installationAdd The Jenkins repository to the Yum repos, and install Jenkins from here. sudo wget-o/etc/yum.repos.d/jenkins.repo http://pkg.jenkins-ci.org/redhat/jenkins.repo sudo rpm--import https:// Jenkins
System Environment: Ubuntu14.04Tomcat installation version: Apache Tomcat 9.0.1: http://tomcat.apache.org/download-90.cgiInstallation package: apache-tomcat-9.0.1.tar.gzUnzip the Tomcat 9.0.1 and move the extracted files to the/OPT directory>>> Start configuring TomcatEnter the/opt/apache-tomcat-9.0.1 directoryOpen the startup script file sudo gedit./bin/startup.shAfter you open the startup.sh file, add the JDK and JRE======================Java8_home=/usr/lib/jvm/
CentOS7 use the yum command to install Java SDK
CentOS 6.X and 7.X come with OpenJDK runtime environment (openjdk ). It is an open-source Java platform on linux.
Installation Method:
1. Enter the following command to view the list of available JDK software packages;
Yum search java | grep-I -- color JDK
2. install java sdk in CentOS linuxOn the command line terminal, run the following command as the root us
'vm. max_map_count = 262144 '>/etc/sysctl. conf
[Root @ esrixa arcgis] # echo 'vm. swappiness = 1'>/etc/sysctl. conf
Run the command to make the above change take effect
[Root @ esrixa arcgis] #/sbin/sysctl-p3.11.2 Installation
Switch to arcgis account
[Root @ esrixa arcgis] # su-arcgis
Install
[Arcgis @ esrixa ~] $ CdArcGISDataStore_Linux/
[Arcgis @ esrixaArcGISDataStore_Linux] $./Setup-m silent-l Yes3.11.3 Configuration
Two machines need to install DataStore, one is esrixa.portal.com, and the
Step 1: Check whether the built-in JDK of Linux has installed and installed CentOS with OpenJdk. run java-version to view the following information: javaversion quot; 1.6.0 quot; openJDKRuntimeEnvironment (build1.6.0-b09) OpenJDK64-BitServerVM (build1.
Step 1: Check whether the built-in JDK of Linux is installed
The installed CentOS comes with OpenJdk and uses the java-version command. the following infor
files, installation can refer to here http://jingyan.baidu.com/article/046a7b3efd165bf9c27fa915.html.Then go to the hosts and configure the IP mapping.Arrow this line directly plus on the line, the front is your Ubuntu IP behind is the name you just wrote in the hostname file.7. To get ready to work here, it takes more than jdk1.7 to run hbase, and I have been having problems with the installation here.We recommend that you install the JDK using Ubuntu's apt method, which is referenced hereInst
1. first go to the terminal (sudoapt-getinstallaptitude) sudoaptitudebuild-depopenjdk-63. Note: Ubuntu system language is required
1. first go to the http://download.java.net/openjdk/jdk7/ to download the OpenJDK7 source code zip package
2. Install the compilation Toolkit
If notAptitude, first installAptitude(Sudo apt-get install aptitude)
Sudo aptitude build-dep openjdk-6
3.
Note:: Ubuntu SystemLangu
Step 1: Check whether the built-in JDK of Linux is installed (uninstall centOS 1.4 installed). after CentOS is installed, it comes with OpenJdk. run the java-version command. the following information is displayed: javaversion quot; 1.6.0 quot; OpenJDKRuntimeEnvironment (build1.6.0-b09) OpenJDK64-BitS
Step 1: Check whether the built-in JDK of Linux is installed (uninstall centOS 1.4 installed)
The installed CentOS comes with
of OPENJDK-7-JDK, which can be $sudo apt-get install OPENJDK-7-JDK to resolve, however, after being tested, the installation OpenJDK starts Android Studio, it will appear, when using the boot tool to create a new project, the bottom line, there is next finish Previous button does not display properly, At the same time, Android Studio will also launch the interfa
Common sense: Compiling the Android source code needs to be done in the Linux system environment ...In Linux, the development of the Android environment includes the following requirements: Git, repo, JDK (now commonly used openjdk), and so on, where git downloads the source code Repo is a Python script written by the Android project team to unify the management of Android projects to make git easier to use.Open the terminal and execute the following
Linux deploys multiple Tomcat1. Environment:1.1. Centos 6.51.2.Tomcat 8.0Prepare files: JDK because the JDK file is relatively large, this is compressed separately, three files downloaded after the extract to a file can be. Hey, I've been spending a lot of points.: http://download.csdn.net/detail/yelang_110/8551037 Decomposition Package OneHTTP://DOWNLOAD.CSDN.NET/DETAIL/YELANG_110/8551043 Decomposition Package IIHTTP://DOWNLOAD.CSDN.NET/DETAIL/YELANG_110/8551053 Decomposition Package IIItomcat:
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