摘要：
In this article I will show you how to install the latest (stable) Firefox, Firefox 20, on your Ubuntu 13.04 Raring Ringtail, Ubuntu 12.10 Quantal Quetzal, Ubuntu 12.04 Precise Pangolin, Linux Mint 14 Nadia and Linux Mint 13 Maya.Add the Firefox repo:sudo add-apt-repository ppa:ubuntu-mozilla-securi 阅读全文
摘要：
首先通过ppa安装JDK环境：sudo add-apt-repository ppa:webupd8team/javasudo apt-get update && sudo apt-get install oracle-jdk7-installer通过下面的命令检查Java JDK 7:java -version输出结果为：java version "1.7.0_21"Java(TM) SE Runtime Environment (build 1.7.0_21-b11)Java HotSpot(TM) Server VM (build 23.21-b01, 阅读全文