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	<title>Comments on: The fearsome, frabjous* Regular Expression</title>
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	<link>http://www.webtrendsoutsider.com/2008/the-fearsome-frabjous-regular-expression/</link>
	<description>Tips, tricks, and pokes, just WebTrends Analytics</description>
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		<title>By: Jacques Warren</title>
		<link>http://www.webtrendsoutsider.com/2008/the-fearsome-frabjous-regular-expression/comment-page-1/#comment-784</link>
		<dc:creator>Jacques Warren</dc:creator>
		<pubDate>Thu, 31 Jul 2008 12:06:19 +0000</pubDate>
		<guid isPermaLink="false">http://www.webtrendsoutsider.com/?p=57#comment-784</guid>
		<description>Hi rocky,

Yep, we could talk about the details through another channel. However, I wanted to bring this little weird &quot;factoid&quot; to your reader&#039;s attention, and maybe they could verify it themselves:

You define something such as /pageblabla.asp (Scenario step, URL Param page, etc.) and run it. If you get &quot;0&quot; result, try again with checking the regex box (and escape \.asp; or you know what? you may not even need to specify the extension in the first place) and run the test again. Boom! You get results. It seems that WT &quot;sees&quot; the data only when regex is used in some circumstances. 

OK, I&#039;m pretty sure I haven&#039;t dreamt this, but I will test it again, and let you know. Would be great if other readers tried it too.</description>
		<content:encoded><![CDATA[<p>Hi rocky,</p>
<p>Yep, we could talk about the details through another channel. However, I wanted to bring this little weird &#8220;factoid&#8221; to your reader&#8217;s attention, and maybe they could verify it themselves:</p>
<p>You define something such as /pageblabla.asp (Scenario step, URL Param page, etc.) and run it. If you get &#8220;0&#8243; result, try again with checking the regex box (and escape \.asp; or you know what? you may not even need to specify the extension in the first place) and run the test again. Boom! You get results. It seems that WT &#8220;sees&#8221; the data only when regex is used in some circumstances. </p>
<p>OK, I&#8217;m pretty sure I haven&#8217;t dreamt this, but I will test it again, and let you know. Would be great if other readers tried it too.</p>
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		<title>By: rocky</title>
		<link>http://www.webtrendsoutsider.com/2008/the-fearsome-frabjous-regular-expression/comment-page-1/#comment-783</link>
		<dc:creator>rocky</dc:creator>
		<pubDate>Wed, 30 Jul 2008 12:18:13 +0000</pubDate>
		<guid isPermaLink="false">http://www.webtrendsoutsider.com/?p=57#comment-783</guid>
		<description>Jacques, you&#039;ve gotta send the details of that content group situation.  I&#039;ve never experienced anything like that.  

The Test button is a little weird.  It&#039;s sensitive to capitalization although capitalization won&#039;t affect matching in WebTrends itself.  In a really complicated regex, I wonder if there are other quirks.  I&#039;ve never seen a regex engine that didn&#039;t have something odd about it, sooner or later.  In TextPad, for example, the backslash escape character combined with parentheses turns the parentheses into operators, when the &quot;rules&quot; say the \ should preserve the non-operator status instead.

This complicated regex talk is scaring me.  

Can you send me the details of your latest finding?</description>
		<content:encoded><![CDATA[<p>Jacques, you&#8217;ve gotta send the details of that content group situation.  I&#8217;ve never experienced anything like that.  </p>
<p>The Test button is a little weird.  It&#8217;s sensitive to capitalization although capitalization won&#8217;t affect matching in WebTrends itself.  In a really complicated regex, I wonder if there are other quirks.  I&#8217;ve never seen a regex engine that didn&#8217;t have something odd about it, sooner or later.  In TextPad, for example, the backslash escape character combined with parentheses turns the parentheses into operators, when the &#8220;rules&#8221; say the \ should preserve the non-operator status instead.</p>
<p>This complicated regex talk is scaring me.  </p>
<p>Can you send me the details of your latest finding?</p>
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	<item>
		<title>By: Jacques Warren</title>
		<link>http://www.webtrendsoutsider.com/2008/the-fearsome-frabjous-regular-expression/comment-page-1/#comment-782</link>
		<dc:creator>Jacques Warren</dc:creator>
		<pubDate>Wed, 30 Jul 2008 01:20:14 +0000</pubDate>
		<guid isPermaLink="false">http://www.webtrendsoutsider.com/?p=57#comment-782</guid>
		<description>Oh yes, we love them regexes. Very useful indeed, and you are right: I haven&#039;t read the big O&#039;Reilly book on Regular Expressions (I heard it&#039;s mandatory reading in Guantanamo), and can very well address the vast majority of situations with the regexes you mention. Rarely have I even had to resort to ranges.

However, something still puzzles me with the Reg Ex... checkbox ! I have noticed over the years that some types of reports just work better, I mean often work at all, if I choose the regex approach (Scenario Analysis steps, URL Parameter page, some others) !? 

I got a case just today where defining a Content Group with regex showed no results (and yes, I tested the structure with the lovely and useful &quot;Test&quot; button, as well as tested the targeted URL), whereas not resorting to regex did... !

Yes, Regexes are lovely and useful; it&#039;s just how WebTrends handles them in some circumstances that is not always clear. 

But maybe it&#039;s just me, as my wife would say...</description>
		<content:encoded><![CDATA[<p>Oh yes, we love them regexes. Very useful indeed, and you are right: I haven&#8217;t read the big O&#8217;Reilly book on Regular Expressions (I heard it&#8217;s mandatory reading in Guantanamo), and can very well address the vast majority of situations with the regexes you mention. Rarely have I even had to resort to ranges.</p>
<p>However, something still puzzles me with the Reg Ex&#8230; checkbox ! I have noticed over the years that some types of reports just work better, I mean often work at all, if I choose the regex approach (Scenario Analysis steps, URL Parameter page, some others) !? </p>
<p>I got a case just today where defining a Content Group with regex showed no results (and yes, I tested the structure with the lovely and useful &#8220;Test&#8221; button, as well as tested the targeted URL), whereas not resorting to regex did&#8230; !</p>
<p>Yes, Regexes are lovely and useful; it&#8217;s just how WebTrends handles them in some circumstances that is not always clear. </p>
<p>But maybe it&#8217;s just me, as my wife would say&#8230;</p>
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