superyangyjy的专栏

precondition: 1.In Ubuntu,input the command java 2.The system will suggest user to use "sudo apt-get install * "  to install the latest java version on system.   steps: 1.Download the latest apac

Beijing sunny  temperature:-2 now There are two users in my Ubuntu system (superyang and root),but the superyang account do not have the authority to use command "mv * *" in directory "/opt" to ren

Beijing,Jan 9th 2013,sunny,temperature:-5 1.Search the special file in the current folder: find . -name test.file 2.Fuzzy query in the current folder: find . -name "*.txt" 3.Fuzzy query in the