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Tag: expression

Regular expression – GREP: How to search for, but simultaneously exclude some match

I need a way to simplify this command:

grep’SEARCHTERM’ server.log | grep -v ‘ PHHIABFFH’ | grep -v’Stats’ It should find all rows including SEARCHTERM, but exclude if one of the SEARCHTERM r

October 17, 2021By Simo Regexp and simultaneous, exclude, expression, GREP, How, match, regular, search, Some, valueLeave a Comment

Why doesn’t my regular expression matching version number does not work?

I am using perl regular expressions to match a problem with a web script I have, and I have managed to put the behavior in a small snippet.

Use this Perl snippet in Perl 5.10.0 in Debian:

October 17, 2021By Simo Regexp does not work, expression, matching, my, regular, this number, version, whyLeave a Comment

Regular expression matching, very simple:

I want to match Twitter grammar with regular expressions.

How do I match any “@______”, that is, start with the @ symbol and nothing after it Spaces, only letters and numbers, until the end o

October 17, 2021By Simo Regexp expression, match, regular, simpleLeave a Comment

Use variables with regular expressions to find data in MongoDB (Meteor APP)

I need to get data from Mongodb, depending on what I’m searching for. It works fine in the next two examples:
//Example 1;

var variable = “car”; Items.find({“description”: variable}).fetch()

October 17, 2021By Simo Regexp app, data, expression, Find, Meteor, MongoDB, regular, Using, variableLeave a Comment

6. GREP and regular expressions

One, Regular Expression Regular Expression: Regual Expression, REGEXP.
A pattern written by a type of special characters and text characters, some of which do not express their literal meaning, bu

October 17, 2021By Simo Regexp expression, GREP, regular, SixthLeave a Comment

Can I use a regular expression to search in an array?

I have an array of strings. I need to use regular expressions to search for strings in the array. Is it possible? If so, please explain.. $a = preg_grep(“/search_word/”,$array_of_strings);
print

October 17, 2021By Simo Regexp Arrse, expression, Inso, PHP, regular, use, Used, whether, YesLeave a Comment

Common regular expression

[email protected] Only English letters, numbers, underscores, full stops, and underscores are allowed

^[a-zA-Z0-9_-][emailprotected ][a-zA-Z0-9_-]+(\.[a-zA-Z0-9_-]+)+$

高子航[email protect

October 17, 2021By Simo Regexp common, expression, regularLeave a Comment

Let SilverLight MVVM use Expression Blend when designing data?

I am a strong supporter of Silverlight’s MVVM mode. Currently, I connect the ViewModel to the View by viewing the ViewModel in the code behind the view, so:

public partial class SomePage: Use

October 10, 2021By Simo Silverlight Blend, data, design, expression, MVVM, Silverlight, time, UsedLeave a Comment

Ruby-on-rails – How to redirect using regular expressions in Rails routes?

My attempt to rewrite the rules in routes.rb might be self-explanatory:

match “/:user/: photo-thumb.png” =>
redirect(“/%{user}/photos/%{photo}/image?style=thumb”),
:photo => /[a-zA- Z]+/ I

October 6, 2021By Simo Ruby direction, expression, Rausement, region, Route, ruby, UsingLeave a Comment

Ruby – Regular expression, look for strings that include but not starting with strings

I am parsing a text file, traversing each line, and I am having trouble finding regular expressions. Part of this parsing involves changes appearing, for example: & Eacute; and & eacute;

October 6, 2021By Simo Ruby expression, included, lookup, regular, ruby, Start, stringLeave a Comment

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