摘要： mikeli@dell-pc:~/code/algo_java/algs4_source_code$ jar xf algs4.jar Usage: jar {ctxui}[vfmn0PMe] [jar-file] [manifest-file] [entry-point] [-C dir] fil 阅读全文

摘要： usually use "whereis" and "locate" and "find" 1.whereis [-bmsu] filename -b:binary -m:man page -s:source file -u:unusual 2.locate filename will search 阅读全文