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how-to-install-oracle-java-7-in-ubuntu ? java ကို Ubuntu မွာထည့္သြင္းရန္ေအာက္ပါအတိုင္းလုပ္ေဆာင္ပါ- ေအာက္ပါ command ကို terminal တြင္ ရိုက္ပါ - sudo apt-get purge openjdk* java 7 ကို အျခားေသာ PPA မ်ား မွ ထည့္သြင္းခဲ့ လွ်င္ ေအာက္ပါအတိုင္း command ကို terminal တြင္ ရုိက္ပါ sudo apt-get purge oracle-java7-installer* sudo rm /etc/apt/sources.list.d/*java* sudo apt-get update oracle java 7 ကို Ubuntu 14.04/13.10/13.04/12.10/12.04 တို့တြင္ install ျပဳလုပ္ႏိုင္ရန္ - ေအာက္ပါ command ကို terminal တြင္ ရိုက္ပါ sudo add-apt-repository ppa:webupd8team/java sudo apt-get update sudo apt-get install oracle-java7-installer installation ျပဳလုပ္၍ ေအာက္ေဖာ္ျပပါ error code (1) ေတြ့ ၾကဳံပါက Downloading Oracle Java 7... –2013-11-10 11:23:01– http://download.oracle.com/otn-pub/java/jdk/7u45-b18/jdk-7u45-linux-x64.tar.gz Resolving download.oracle.com (download.oracle.com)... failed: Name or service not known. wget: unable to resolve host address ‘download.oracle.com’ download fa