鳥哥的 Linux 私房菜 -- 學習 bash shell ... 包括變數的設定與使用、 bash 操作環境的建置、資料流重導向的功能，還有那好用的管線命令！好好清一清腦門，準備用功去囉～ ^_^ 這個章節幾乎是所有指令列模式 (command line) 與未來主機維護與管理的重要基礎，一定要好好仔細的閱讀喔！ ...
柏青哥的 SuSE Linux -- 簡易的 Shell Scripts 接著就可以開始宣告一些變數 及編寫您欲執行的工作內容。 撰寫完畢後，記得將 script 改成具有可執行的權限 ... 在 Linux 中，很多系統服務都是使用 case 流程來控制的，比方我想管理 atd ...
鳥哥的Linux 私房菜-- 學習Shell Scripts 2009年2月18日 - 如果你真的很想要走資訊這條路，並且想要管理好屬於你的主機，那麼，別說鳥哥不告訴你， 可以自動管理系統的好工具： Shell scripts！這傢伙真的 ...
Shell Programming 你是本篇文章第 位訪客(since 03/09/2005) UNIX Shell Programming (Borne Shell or /bin/sh) UNIX Shell Script UNIX Shell本身是一個交談式的命令環境，也是一個功能強大的譯式程式語言(Interpreter)。一般我們稱以UNIX Shell 寫成的程式為Shell Script。
Bash Shell: Check File Exists or Not - nixCraft 2012年4月20日 - This article describes how to check check if a text file exist ... in BASH Shell ... -b FILE FILE exists and is block special -c FILE FILE exists and is character special - d FILE ...
Linux/UNIX: Find Out If File Exists With Conditional Expressions ... 2006年2月16日 - With the help of BASH shell and IF command it is possible to find out if file exists or not.
scripting - How do I tell if a file does not exist in bash? - Stack Overflow bin/bash FILE=$1 if [ -f $FILE ]; then echo "File $FILE exists. ... To be pendantic, you should say "regular file", as most UNIX/POSIX docs refer ...
Electron shell - Wikipedia, the free encyclopedia In chemistry and atomic physics, an electron shell, also called a principal energy level may be thought of as an orbit followed by electrons around an atom's nucleus. The closest shell to the nucleus is called the "1 shell" (also called "K shell"), follow
More examples of Shell Script (Exercise for You :-) More examples of Shell Script (Exercise for You :-) These exercises are to test your general understanding of the shell scripting. My advise is first try to write this shell script yourself so that you understand how to put the concepts to work in real li
Introduction to if The TEST-COMMAND list is executed, and if its return status is zero, the ... More information about this subject can be found in the Bash documentation. ... valid UNIX command, any executable program, any executable shell script or any shell ...
