centos download and install software summary

rpm files in centos, equivalent to win in the exe. Use the rpm command to install the equivalent of clicking, you need to linux installation package to upload or use wget to download.

yum package management rpm equivalent to a place where there are a variety of software packages rpm, using yum -y install will be able to download, commonly used commands are yum clean all, yun list | grep go see if there is a corresponding software yum source.

yum source software is not what has or version does not meet our requirements, we can download the source code or install the package to install the corresponding software from the official website. go to install an example.

1. From https://golang.google.cn/dl/ official website to download the required package to a local, if you can also use wget
2. Upload to linux using tar decompression
3. Configuration environment variable

export JAVA_HOME=/home/hadoop/app/jdk1.7.0_65

export GO_HOME=/home/go

export PATH=$PATH:$JAVA_HOME/bin:$GO_HOME/bin