How I can explain this? Post: 302751309

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1. Shell Programming and Scripting

please explain this

zsh 4.3.4% cat file ACFCFACCACARCSHFARCVJVASTVAJFTVAJVGHBAJ zsh 4.3.4% cat file1 A C F R zsh 4.3.4% <file1 while read;do printf "%s=%d\n" "$REPLY" "${#$(<file)//}";done A=9 C=7 F=4 R=2 That was the previous post. But , can anybody can explain me in detail about this line zsh...

2. Shell Programming and Scripting

Please can any one explain this ${0##/}

I did not understand what is ${0##/} PGM=${0##/} TMP=/tmp/${PGM}.$$ Please explain me.

3. Shell Programming and Scripting

please explain the below

could u please convert the below statement to shell script ---------- logdir=/smp/dyn/logfiles/cpm/pgm/pgIm $logdir = $logdir ."/pgIm${toDate}*"; ---- could u please explain the below clearly grep -i adding $logdir | grep -iv equation | awk '{print \$NF}' | sort -u | sed -e...

4. AIX

can anyone explain this?

this is the mksys b script.... can anyone explain .. what # and 1 in if condition this is the first line of the script... it is not from middle of the script.... if then echo "Not enough parameters, need a client name for mksysb" Usage="Usage: $0 <client name>" ...

5. UNIX for Dummies Questions & Answers

Please explain this

if then echo "Syntax: $0 <sid> <COLD/HOT> <DEST>" exit fi if --------------what does this mean??? echo "Syntax: $0 <sid> <COLD/HOT> <DEST>"---pls explain this as well

6. Shell Programming and Scripting

can any one explain this example

hi all i have an example i want one help me to understand cause i tried to test it but almost fail and i don't know how can i solve this problem " the main idea to read from two files and replace something from one to another " but i don't understand why it fail all time $ cat main.txt...

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Could anyone help explain this?

1. The problem statement, all variables and given/known data: I have a retake assignment to complete for my computer networks and OS class. This isn't really my area, had I known last year I could have swapped it for a different module I would have done so. I'm determined to get through it...

8. Shell Programming and Scripting

Explain $# please

I'm trying to follow a script and I see it begins with this: if ; then if ; then print "blah $0 blah blah " exit fi fi What does $# mean? I found out that $1 refers to the shell environment and the last argument that was entered or passed in the previous command. I couldn't find $#...

9. Shell Programming and Scripting

anyone can explain this?

why the case 2 will happen ? , ' should stop the history substitution ,shouldn't it? case 1 # echo "123"|sed '/123/!d' 123 case 2 # echo "123 > 456 > 1 > "|sed '/123/!d' -bash: !d': event not found case 3 # echo "123 > 456 > 12 > "|sed '/123/'\!d 123 # bash --version

10. Shell Programming and Scripting

Can someone explain this for me?

Can someone do me a favour and explain the following for me: ((r=$RANDOM%$n+1)) I know what $RANDOM does but what is % sign and what does it do with %$n+1?

LEARN ABOUT ULTRIX

dwtscrollwindowsetareas

DwtScrollWindowSetAreas(3Dwt)											     DwtScrollWindowSetAreas(3Dwt)

Name
       DwtScrollWindowSetAreas - Sets up or adds the window region, and the horizontal or vertical scroll bar widgets to the scroll window widget.

Syntax
       void DwtScrollWindowSetAreas(widget, horizontal_scroll_bar,				vertical_scroll_bar, work_region)
	    Widget widget;
	    Widget horizontal_scroll_bar;
	    Widget vertical_scroll_bar;
	    Widget work_region;

Arguments
       widget	 Specifies the scroll window widget ID.

       horizontal_scroll_bar
		 Specifies  the scroll bar widget ID for the horizontal scroll bar to be associated with the scroll window widget.  You can set or
		 specify this ID only after creating an instance of the main window widget.  The attribute name associated with this  argument	is
		 DwtNhorizontalScrollBar.

       vertical_scroll_bar
		 Specifies  the  scroll  bar widget ID for the vertical scroll bar to be associated with the scroll window widget.  You can set or
		 specify this ID only after creating an instance of the main window widget.  The attribute name associated with this  argument	is
		 DwtNverticalScrollBar.

       work_region
		 Specifies  the  widget  ID for the window to be associated with the scroll window work area.  You can set or specify this ID only
		 after you create an instance of the main window widget.

Description
       The DwtScrollWindowSetAreas function adds or changes a window work region and a horizontal or vertical scroll bar widget to the scroll win-
       dow  widget  for  the  application.  You must call this function before the scroll window widget is realized, that is, before calling the X
       intrinsics function XtRealizeWidget.  Each widget is optional and may be passed as NULL.

See Also
       DwtScrollWindow(3Dwt), DwtWindow(3Dwt),
       Guide to the XUI Toolkit: C Language Binding
       Guide to the XUI Toolkit Intrinsics: C Language Binding

														     DwtScrollWindowSetAreas(3Dwt)

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1. Shell Programming and Scripting

please explain this

Discussion started by: dummy_needhelp

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Please can any one explain this ${0##/}

Discussion started by: gadege

3. Shell Programming and Scripting

please explain the below

Discussion started by: mail2sant

4. AIX

can anyone explain this?

Discussion started by: honeym210