Hi guys,
does anyone know how to test for a regular expression - i want to include it in a script to make sure the variable is a regexp
cheers (1 Reply)
What is the easiest way to get full address of *.jpg images from html file using perl?
example:
http://farm3.static.flickr.com/2397/2126443111_65a810004c.jpg (1 Reply)
I'd like to know if there is a catchall line for renaming the following patterns:
s01e03 -> 01x03
s4e9 -> 04x09
s10e08 ->10x08
and possibly even:
318 -> 03x18
1002 ->10x02
if its the first 3 or first digit number in the string.
thanks! (0 Replies)
Good Day,
Im new to scripting especially awk and sed. I just would like to ask help from you guys about a sed command that prints the line immediately after a regexp, but not the line containing the regexp.
sed -n '/regexp/{n;p;}' filename
What if my regexp is 3 word or a sentence. Im... (3 Replies)
I don't want to have to resort to
/()/
though that does work.
Effectively, I need to be able to implement
/(?:(?:regexp1){0})(regexp2)\D/
to basically match regexp2 as long as it is present and regexp1 is NOT.
So, how to do
/(regexp){0}/
? (2 Replies)
Hi everyone, I would really appreciate any help I could get on the following topic.
I am not very familiar with reg expressions nor with sed, I just know the basic uses. What I am trying to do is the following: I have a huge text file where I would like to replace all occurnces of a certain... (13 Replies)
I would like to extract "1333 Fairlane" given the below text.
The word "Building:" is always present. The wording between Building and the beginning of the address can be almost anything. It appears the the hyphen is there most of the time.
Campus: Fairlane Business Park
Building:... (9 Replies)
Hello,
This is a problem I've worked on a while and can't figure out.
There is a file.txt
..some stuff..
]
]
..some stuff..
The Awk program is trying to extract the year portion of the birth and death ("98: and "2nd C.") using the below technique
#!/bin/awk
@include... (5 Replies)
truchet(6x) XScreenSaver manual truchet(6x)NAME
truchet - draws curved or angular Truchet patterns
SYNOPSIS
truchet [-display host:display.screen] [-foreground color] [-background color] [-window] [-root] [-mono] [-install] [-visual visual]
[-delay milliseconds] [-min-width integer] [-min-height integer] [-max-width integer] [-max-height integer] [-max-linewidth integer] [-min-
linewidth integer] [-erase] [-no-erase] [-erase-count integer] [-square] [-not-square] [-curves] [-no-curves] [-angle] [-no-angles]
[-scroll] [-scroll-overlap integer] [-anim-delay integer] [-anim-step-size integer]
[-fps]
DESCRIPTION
The truchet program draws arc and line based Truchet patterns.
OPTIONS
truchet accepts the following options:
-window Draw on a newly-created window. This is the default.
-root Draw on the root window.
-mono If on a color display, pretend we're on a monochrome display.
-install
Install a private colormap for the window.
-visual visual
Specify which visual to use. Legal values are the name of a visual class, or the id number (decimal or hex) of a specific visual.
-delay milliseconds
How long to wait between drawing each screenful. Default is 1 seconds.
-min-width integer
The minimum width in pixels of each square. Default is 40.
-min-height integer
The minimum height in pixels of each square. Default is 40.
-max-width integer
The maximum width in pixels of each square. Default is 150.
-max-height integer
The maximum height in pixels of each square. Default is 150.
-max-linewidth integer
The maximum width of the lines used to draw. Default is 25.
-min-linewidth integer
The minimum width of the lines used to draw. Default is 2.
-erase
-no-erase
Whether to clear the screen after each screenful is drawn. Default is True (erase).
-erase-count integer
The number of screenfuls to draw before erasing. Default is 25.
-square
-not-square
Whether to force the tiles to be square. Default is True (square).
-curves
-no-curves
Whether to draw the arc based Truchet pattern. Default is True (curves).
-angles
-no-angles
Whether or not to draw the line based Truchet pattern. Default is True (angles)
-scroll Use the scroll mode. Default is False.
-scroll-overlap
The amount to scroll from one side to another. Default is 400.
-anim-delay
The time to pause between each animation step. Default is 100.
-anim-step-size
The amount of steps to skip between each animation step. Default is 3.
-fps Display the current frame rate and CPU load.
ENVIRONMENT
DISPLAY to get the default host and display number.
XENVIRONMENT
to get the name of a resource file that overrides the global resources stored in the RESOURCE_MANAGER property.
SEE ALSO X(1), xscreensaver(1)COPYRIGHT
Copyright (C) 1998 by Adrian Likins.
Permission to use, copy, modify, and distribute this software and its documentation for any purpose and without fee is hereby granted, pro-
vided that the above copyright notice appear in all copies and that both that copyright notice and this permission notice appear in sup-
porting documentation.
AUTHOR
Adrian Likins, 1998.
X Version 11 5.15 (28-Sep-2011) truchet(6x)