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1. case... in... esac The syntax of case... in... esac is as follows:Case $ variable name in"First variable content ")Program Section;;"Second variable content ")Program Section;;*)Other Program Execution segments that do not contain the first

Life, such as article, the main line is clearly dark two article. The wire is one thing in the story, and the dark lines are the experiences of life. Alas, the article has a good or bad point, the author is different, life is not the same, look at

First of all, I would like to thank my mentor for recommending us to read this book, when I read this book is actually very fortunate, I did not wait until graduation to see the book, and then lamented why I did not see it in a freshman or

If condition test statement If-then-fiThe IF condition test statement runs the command after the if (judgment).If the exit status code for this command is 0, the command in the then section will be executed.If the exit status code for the

Ask: Hey, Scripting Guys! This is the task I want to accomplish: I want to start two executables with a script. After the first application shuts down, I want the script to close the second application and exit. How do I accomplish these

"Conditional judgment"1. Judging by file type-B file to determine if the file exists and is a block device file (is a block device file is true)-c file to determine if the file exists and is a character device file (the character device file is true)

ORA-00257: archiver error. Connect internal only. until freed, ora-00257freed1. plsq logon Error ORA-00257: archiver error. Connect internalonly. until freed  2. the alert Log in the background reports the following error: [Oracle @ powerlong4 ~] $

1,PLSQ Login ErrorOra-00257:archiver error. Connect internalonly. Until freed2, Background alert log error:[Email protected] ~]$ TAIL-FN 200/oracle/app/oracle/diag/rdbms/pdunq/powerdes/trace/alert_powerdes.logTue APR 28 10:00:56 2015Errors in

entered the university for two months, joined the Calligraphy and Painting Association and the ACM Society two societies, occasionally on weekends have activities, also not tired. For example, a few weeks ago the weekend held a "Peking University

Close a form today and report an error like "You cannot call invoke or BeginInvoke on a control until the window handle is created." "This doesn't have to be a lot of thinking, it must be that place is not released."Since we have encountered this