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Published on 2010-04-06T01:28:08Z
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Hello, Suppose I have a path in a string called '/home/user/directory/HelloWorld.txt'. I would like to remove the HelloWorld.txt, and end up with '/home/user/directory'. What regex would I need.
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I have a list of variables:
variables = ['VariableA', 'VariableB','VariableC']
which I'm going to search for, line by line
ifile = open("temp.txt",'r')
d = {}
match = zeros(len(variables))
for line in ifile:
emptyCells=0
for i in range(len(variables)):
regex = r'('+variables[i]+r')[:|=|\(](-…
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I was looking at the regular expression for validating various data types from the (OWASP Regex Repository).
One of the regular expressions in there is called safetext and looks like:
^[a-zA-Z0-9\s.\-]+$
My first question is:
Is this regular expression correct?
complementary question
If this…
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I am writing a tool to help students learn regular expressions. I will probably be writing it in Java.
The idea is this: the student types in a regular expression and the tool shows which parts of a text will get matched by the regex. Simple enough.
But I want to support several different regex…
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I'm writing a piece of client-side javascript code that takes a function and finds the derivative of it, however, the regex that's supposed to match with the power rule fails to work in the context of the javascript program, even though it sucessfully matches when it's used with an independent regex…
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I need to be able to check for a pattern with | in them. For example an expression like d*|*t should return true for a string like "dtest|test".
I'm no regex hero so I just tried a couple of things, like:
Regex Pattern = new Regex("s*\|*d"); //unable to build because of single backslash
Regex Pattern…
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I'm trying to install Munin on a new VPS through yum install munin but I keep getting an error about a missing perl module: Requires: perl(:MODULE_COMPAT_5.8.8). This is the perl version currently installed: v5.10.1.
I've searched all around and still haven't found a solution for this.
Here's the…
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So, we host a geoservice webserver thing at the office.
Someone apparently broke into this box (probably via ftp or ssh), and put some kind of irc-managed rootkit thing.
Now I'm trying to clean the whole thing up, I found the process pid who tries to connect via irc, but i can't figure out who's…
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Hello,
i am calling a perl script client.pl from a main script to capture the output of client.pl
in @output.
is there anyway to avoid the use of these two files so i can use the output of client.pl in main.pl itself
here is my code....
main.pl
=======
my @output = readpipe("client.pl");
client…
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Hi,
How can I sort the dates in perl.
my @dates = ( "02/11/2009" , "12/20/2001" , "11/21/2010" ) ;
I have above dates in my array . How can I sort those dates... ?
My date format is dd/mm/YYYY.
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I want tha name of a perl book for only PERL PROGRAMS. The reason behind is I want to improve my programming skill in perl
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