How to group the commands in shell scripting?

Answer Posted / linuxdemon(vjsujay@gmail.com)

(unix cmd 1; unix cmd2)

eg:

ubuntu@ubuntu:~$ (w > fname ; wc -l fname)
10 fname
ubuntu@ubuntu:~$

Is This Answer Correct ?    10 Yes 2 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

How will you find the 99th line of a file using only tail and head command?

2275


What are filters explain sort with all the options available?

1144


Write a command sequence to find the count of each word?

739


How do I run a .sh file?

790


What language is bash?

649


What is shell terminal?

723


What is shell scripting used for?

756


What lives in a shell?

715


Hello all, This is my assignment on shell scripting, can anyone help me regarding this ? Create a shell script which connects to the database In second shell script include the first script for the DB connection Create a table (PRADEEP_DATA) with 2 columns (name, value) In Third shell script include the first script for the DB connection And insert/delete the values from the Table, by accepting input from the user This functionality should be a menu driven Program: 1) Insert to the database a. Name b. value 2)Delete from the database a.Name b.value Exception handling needs to be taken care.

2040


How to replace following lines, catch (DAOException e) { objLogger.error(this.getClass () + "addUpdateIssues() " + e); throw new BOException(5122); } catch (BOException e) { objLogger.error(this.getClass () + "addUpdateIssues() " + e); throw e; } catch (Exception e) { objLogger.error(this.getClass () + "addUpdateIssues() " + e); throw new BOException(5122); } Needs to be changed in to, catch (DAOException e) { AppException.handleException (null, null, e, null, null, null, "BOException", this.getClass() + "addUpdateIssues() ", null, null, null, null, null, null, null, null, 5122); } catch (BOException e) { AppException.handleException (null, null, null, e, null, null, "BOException", this.getClass() + "addUpdateIssues() ", null, null, null, null, null, null, null, null, 0); } catch (Exception e) { AppException.handleException (null, null, null, null, null, e, "BOException", this.getClass() + "addUpdateIssues() ", null, null, null, null, null, null, null, null, 5122); }

2139


What are "c" and "b" permission fields of a file?

763


Shifting positional parameter in Linux fedora core ? Hi I have written following shell script for display value of positional. But in 11th and 12 field will display without shifting command. May I know is it advance of Linux of programming code error? #!/usr/bin/bash echo "Bellow is the out of ps command" echo "`ps`" echo "The passing Parameter i.e output of \$1,2... value is:==> $11 " echo "Total number of passed argument \$# is:==> $#" echo "Passed argument names (\$*) are:==>$*" echo "This script PID(\$$) is :=>$$" echo "The name of executing script(\$0) is :==>$0" echo "The Parent ID of this script(\$PPID) is:==>$PPID" And my input to this script is ./scriptname arg1 arg2 arg3 arg4 arg5 arg6 arg7 arg8 arg9 arg10 arg11 arg12 Output Is Bellow is the out of ps command PID TTY TIME CMD 2892 pts/0 00:00:00 bash 3172 pts/0 00:00:00 positional_para 3173 pts/0 00:00:00 ps The passing Parameter i.e output of $1,2... value is:==> arg11 Total number of passed argument $# is:==> 13 Passed argument names ($*) are:==>arg1 arg2 arg3 arg4 arg5 arg6 arg7 arg8 arg9 arg10 arg11 arg12 arg13 This script PID($$) is :=>3172 The name of executing script($0) is :==>./positional_parameter The Parent ID of this script($PPID) is:==>2892 After the ps output please see the next line I.e $11 value comes out without shifting the parameter. How is it give me my friends

1969


How can I send a mail with a compressed file as an attachment?

778


‎What is a shell? · ‎Types of shell · ‎what is shell scripting?

753


How to use arguments in a script?

781