For a programming exercise, I am mean to design a Perl script that detects double letters in a text file.
I tried the following expressions
# Check for any double letter within the alphabet
/+/
# Check for any repetition of an alphanumeric character
/\w+/
Im aware that the... (8 Replies)
Hi,
Can anyone help me to find regular expression for the following in Perl?
"The string can only contain lower case letters (a-z) and no more than one of any letter."
For example: "table" is accepted, whether "dude" is not.
I have coded like this:
$str = "table";
if ($str =~ m/\b()\b/) {... (4 Replies)
Hi,
I get the following when I cat a file *.log
xxxxx
=====
dasdas gwdgsg fdsagfsag agsdfag
=====
random data
=====
My output should look like :
If the random data after the 2nd ==== is null then OK should be printed else
the random data should be printed.
How do I go about this... (5 Replies)
HI,
I'm new to perl and need simple regex for reading a file using my perl script.
The text file reads as -
filename=/pot/uio/current/myremificates.txt
certificates=/pot/uio/current/userdir/conf/user/gamma/settings/security/... (3 Replies)
Hello,
I'm trying to get a quick help on regex since i'm not a regular programmer.
Below is the line i'm trying to apply my regex to..i want to use the regex in a for loop and this line will keep on changing.
subject=... (4 Replies)
Hello folks,
Looking for a quick help on regex in my perl script.
here's the string i want to parse and get the 2nd field out of it.
$str = " 2013-08-07 12:29 Beta ACTIVE";
I want to extract 'Beta' out of this string. This string will keep on changing... (2 Replies)
Could anyone please make me understand how the ?= works below ..
After executing this I am getting the same output.
$string="I love chocolate.";
$string =~ s/chocolate(?= ice)/vanilla/;
print "$string\n"; (2 Replies)
I am not a big expert in regex and have just little understanding of that language.
Could you help me to understand the regular Perl expression:
^(?!if\b|else\b|while\b|)(?:+?\s+){1,6}(+\s*)\(*\) *?(?:^*;?+){0,10}\{
------
This is regex to select functions from a C/C++ source and defined in... (2 Replies)
I'm trying to get some exclusions into our sendmail regular expression for the K command. The following configuration & regex works:
LOCAL_CONFIG
#
Kcheckaddress regex -a@MATCH
+<@+?\.++?\.(us|info|to|br|bid|cn|ru)
LOCAL_RULESETS
SLocal_check_mail
# check address against various regex... (0 Replies)
Experts -
I found a script on one of the servers that I work on and I need help understanding
one of the lines.
I know what the script does, but I'm having a hard time understanding the grouping.
Can someone help me with this?
Here's the script...
#!/usr/bin/perl
use strict;
use... (2 Replies)
Discussion started by: timj123
2 Replies
LEARN ABOUT DEBIAN
mencal
mencal(1) 1 mencal(1)NAME
mencal - menstruation calendar
SYNOPSIS
mencal [options] [file1 file2 ... -c CONF1 -c CONF2 ...]
DESCRIPTION
Display options:
-m, --monday
draw monday as first weekday (sunday is default)
-1 current month (default)
-3 previous, current and next month
-y [YYYY]
all-year calendar (default YYYY is current year)
-q, --quiet
no top information will be printed
-n, --nocolor
noncolored output
-i, --icolor COLOR
intersection color (default red)
available colors: red, green, blue, yellow, violet, cyan, shiny, bold
mencal configuration:
-c, --config
s=[YYYY]MMDD,l=LL,d=DD,n=NAME,f=FILE,c=COLOR
The second argument is a comma separated list of options. No spaces are allowed in this list. If no name is specified, 'Unknown' is
used. Various -c options or filenames can be set.
s,start=[YYYY]MMDD
start day of period (default current day)
l,length=LL
length of period in days (default 28)
d,duration=D
duration of menstruation in days (default 4)
n,name=NAME
name of subject
f,file=FILE
filename to save configuration to (see section FILES)
only menstruation related variables will be saved
c,color=COLOR
color used for menstruation days
available colors: red, green, blue, yellow, violet, cyan, shiny, bold default color is red, with '-n' switch color settings are
ignored
Info options:
-h, --help
print help
-V, --version
print version information
FILES :
$HOME/.mencalrc - the default configuration file that is automatically loaded
AUTHOR :
(C) 2002 C. McCohy
e-mail: <mccohy@kyberdigi.cz>
Word-Wide-Web: http://www.kyberdigi.cz/projects/mencal/english
This manual page was written for the Debian GNU/Linux distribution because the original program does not have a manual page (but may be
used by others).
HISTORY
22 March 2002 - Originally written by Amaya Rodrigo <amaya@debian.org>.
24 Apr 2002 - New manpage contributed by Pablo S. Torralba <psanchez@skyrealms.org>.
Amaya Rodrigo <amaya@debian.org> is now responsible for developing and maintaining this manual page. Comments and suggestions are greatly
wellcome.
mencal Menstruation calendar mencal(1)