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<channel>
	<title>physos.org &#187; webadmin</title>
	<atom:link href="http://physos.org/category/webadmin/feed/" rel="self" type="application/rss+xml" />
	<link>http://physos.org</link>
	<description>by Rainer &#34;physos&#34; Endres</description>
	<lastBuildDate>Tue, 01 Jun 2010 09:02:56 +0000</lastBuildDate>
	<language>en</language>
	<sy:updatePeriod>hourly</sy:updatePeriod>
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		<item>
		<title>frozen for the links</title>
		<link>http://physos.org/2010/01/28/frozen-for-the-links/</link>
		<comments>http://physos.org/2010/01/28/frozen-for-the-links/#comments</comments>
		<pubDate>Thu, 28 Jan 2010 11:41:16 +0000</pubDate>
		<dc:creator>physos</dc:creator>
				<category><![CDATA[webadmin]]></category>
		<category><![CDATA[admin]]></category>

		<guid isPermaLink="false">http://physos.org/?p=152</guid>
		<description><![CDATA[This blog is frozen. I just keep it for the people linking here. Most people are searching for these images. From Borussia Dortmund And here is a little LQ video (2.5MB) of the players cheering together with the fans. and Bash Prompting]]></description>
			<content:encoded><![CDATA[<p>This blog is frozen. I just keep it for the people linking here.</p>

<p>Most people are searching for these images.</p>

<p>From <a href="http://physos.org/2005/05/21/borussia-dortmund/">Borussia Dortmund</a></p>

<p><a href="http://physos.net/~physos/images/blog_images/bvb09_1.jpg">
 <img src="http://physos.net/~physos/images/blog_images/bvb09_1_small.jpg" alt="BVB09 vs Kaiserslautern" />
</a>
<a href="http://physos.net/~physos/images/blog_images/bvb09_2.jpg">
 <img src="http://physos.net/~physos/images/blog_images/bvb09_2_small.jpg" alt="BVB09 vs Kaiserslautern"/>
</a></p>

<p>And here is <a href="http://physos.net/~physos/images/blog_images/bvb09-lautern_05.avi">a little LQ video (2.5MB)</a> of the players cheering together with the fans. </p>

<p>and</p>

<p><a href="http://physos.org/2006/07/12/bash-prompting/">Bash Prompting</a></p>
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<enclosure url="http://physos.net/~physos/images/blog_images/bvb09-lautern_05.avi" length="2596336" type="video/x-msvideo" />
		</item>
		<item>
		<title>Statistics</title>
		<link>http://physos.org/2005/10/29/statistics/</link>
		<comments>http://physos.org/2005/10/29/statistics/#comments</comments>
		<pubDate>Sat, 29 Oct 2005 10:23:34 +0000</pubDate>
		<dc:creator>physos</dc:creator>
				<category><![CDATA[kde]]></category>
		<category><![CDATA[webadmin]]></category>

		<guid isPermaLink="false">http://physos.org/?p=86</guid>
		<description><![CDATA[Not exactly news, since Aaron already linked to it. ;) I was a bit bored yesterday, while waiting for a compile to finish. So I decided to act through on an idea which came up on IRC. Using LOC counting statistics on KDE. I decided to only count the upcoming KDE 3.5 branch. No qt-copy, [...]]]></description>
			<content:encoded><![CDATA[<p>Not exactly news, since <a href="http://aseigo.blogspot.com/2005/10/november-travel-halloween-qt4-easter.html">Aaron already linked to it</a>. ;) </p>

<p>I was a bit bored yesterday, while waiting for a compile to finish. So I decided to act through on an idea which came up on IRC.</p>

<p>Using LOC counting statistics on KDE. </p>

<p>I decided to only count the upcoming KDE 3.5 branch. No qt-copy, no extragears, no office, just plain KDE as it is released next month.</p>

<p>Here are the <a href="http://physos.net/fun/kde_LOC_statistics.txt">complete statistics</a>. </p>

<p>Some significant numbers:</p>

<pre><code>Total Physical Source Lines of Code (SLOC)                = 4,231,914
</code></pre>

<p>Some fun numbers:</p>

<pre><code>estimated Person-Months:            15,419.66
years of schedule:                  8.13 
with estimated number of devels:    158
estimated cost:                     $ 173,582,244
</code></pre>

<p><em>generated using David A. Wheeler&#8217;s <a href="http://www.dwheeler.com/sloccount/">SLOCCount</a></em></p>

<p>The tool is pretty good at getting numbers, but as any statistics, it has limitations. </p>

<p>Do not get too excited by these numbers, especially the amounts of money. </p>

<p>The LOC count, which is why I did this in the first place, is impressive though. Only 4 Million lines of code provide this level of functionality. </p>

<p>There are other tools out there, but this one worked best with <a href="http://www.kde.org/">KDE</a>s various languages. I bet the Java count will <a href="http://aseigo.blogspot.com/2005/10/troll-tech-dev-days-05-in-san-jose.html">go up quite a bit in the KDE4 series</a>. :)</p>

<p><strong>Administrative Sidenote</strong>: This server <a href="http://www.physos.org/"><em>physos.org</em></a> <a href="http://physos.org/2005/10/29/leechers-have-small-fingers/">now uses hotlink prevention</a>. <a href="http://physos.org/2005/10/29/leechers-have-small-fingers/">Details here</a>.</p>
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		</item>
		<item>
		<title>Leechers have small fingers</title>
		<link>http://physos.org/2005/10/29/leechers-have-small-fingers/</link>
		<comments>http://physos.org/2005/10/29/leechers-have-small-fingers/#comments</comments>
		<pubDate>Sat, 29 Oct 2005 09:19:23 +0000</pubDate>
		<dc:creator>physos</dc:creator>
				<category><![CDATA[me]]></category>
		<category><![CDATA[webadmin]]></category>

		<guid isPermaLink="false">http://physos.org/?p=85</guid>
		<description><![CDATA[After taking a look at my server logs, I realized this site having a PageRank of 6/10, shows up early in Google Images. This means the images I embed in my writings, are a target for leechers. This is a common phenomenon. People with free homepages and small webspace link big images from other peoples [...]]]></description>
			<content:encoded><![CDATA[<p>After taking a look at my server logs, I realized this site having a PageRank of 6/10, shows up early in Google Images. This means the images I embed in my writings, are a target for leechers. </p>

<p>This is a common phenomenon. People with free homepages and small webspace link big images from other peoples servers. That was OK with me as long it was only a few teenagers showing their liking of the BVB or KDE. Now people started to directly link 0.5MB images and producing more than 2000 links a day. That is a significant amount of traffic and very fast growing.</p>

<p>So I decided to install a hotlink prevention. </p>

<p>I use the solution presented by <a href="http://www.alistapart.com">alistapart.com</a> in the <a href="http://www.alistapart.com/articles/hotlinking/"><em>Smarter Image Hotlinking Prevention</em></a> article by  <a href="http://www.alistapart.com/authors/s/thomasscott">Thomas Scott</a>.</p>

<p>This method, using mod_rewrite and a little PHP, prevents effectively the direct linking of images from unfriendly sites. </p>

<ul>
<li>You can link to the image (like, a text link) which will redirect to a little page showing the image and the origin.</li>
<li>you can ask me to list you on the friendly sites list and load the image directly.</li>
<li>Embedding the image from my site in your page will result in a broken image.</li>
<li>You can download the image and save it on your server.</li>
</ul>

<p>At the moment I use a whitelist. I have some friendly sites listed who can link my images. I am thinking about turning this around and making it a blacklist, only blocking unfriendly pages. </p>

<p>If you experience any problems or oddities please <a href="mailto:endres@physos.org">contact me</a>.</p>

<p>Hope this is not causing too much trouble for friendly people. </p>
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		<item>
		<title>What am I up to?</title>
		<link>http://physos.org/2005/10/01/what-am-i-up-to/</link>
		<comments>http://physos.org/2005/10/01/what-am-i-up-to/#comments</comments>
		<pubDate>Sat, 01 Oct 2005 15:16:17 +0000</pubDate>
		<dc:creator>physos</dc:creator>
				<category><![CDATA[akademy]]></category>
		<category><![CDATA[kde]]></category>
		<category><![CDATA[webadmin]]></category>

		<guid isPermaLink="false">http://physos.org/?p=80</guid>
		<description><![CDATA[After 3 weeks of heavy procrastination, I slowly start to pick up my internet life again. Since my private posts are no longer syndicated here, head over to my blog if you want boring details 8000 unread mails (100 in my inbox, the rest being maillists) 1500 unread blog entries, (half of them by Google [...]]]></description>
			<content:encoded><![CDATA[<p>After 3 weeks of heavy procrastination, I slowly start to pick up my internet life again. Since my private posts are no longer syndicated here, head over to <a href="http://physos.org/">my blog</a> if you want boring details</p>

<p>8000 unread mails (100 in my inbox, the rest being maillists) 1500 unread blog entries, (half of them by Google Blog Search, news sites (tagesschaue et. al.) and duplicates from some planets).</p>

<p>I will have a hectic work week coming up. So not much productive KDE work going to happen.</p>

<p>I played with my webpage layout a bit. Changed the placement of the Google Ads (click the ones you are interested in if you want to. ;) )  and simplified the overall look. Set up a mirror of <a href="http://planetkde.org/">planetkde.org</a> named <a href="http://planet.physos.org/">planet.physos.org</a> and uploaded my aKademy pictures on <a href="http://photos.physos.org/">photos.physos.org</a>. I had no time^Wmotivation to adjust the <a href="http://photos.physos.org/">photos page</a> to my site design.</p>

<p>My work on the feature guide is picking up speed and I will have something showable on next Thursday, I think. </p>

<p>I played with <a href="http://docs.kde.org">docs.kde.org</a> a bit. I am a step forward with the &#8220;not-really-ajax&#8221; &#8220;google-suggest-like&#8221; completion, but it is not yet ready for production use. <a href="http://docs.kde.org">docs.kde.org</a> has now a registered Google SiteMap though. I thought Google has problems to spider the new layout. Turned out I am dork, instead. :(  I made a typo in the robots.txt and denied spiders to run over all of docs. This is fixed now and I kicked most search engines I know to run over docs again. Sorry to all the people working on the content. </p>

<p>For the statistics people out there. The sitemap contains:</p>

<ul>
<li>78575 *.html</li>
<li>46324 *.png</li>
</ul>

<p>This is an impressive amount of documentation and translations produced by the <a href="http://i18n.kde.org/">translation teams</a> and the <a href="http://docs.kde.org/team/">documentation team</a>.</p>

<p><a href="http://worldwide.kde.org/">worldwide.kde.org</a> got hit by a spammer which gave up after realizing he is sending mail only to me. I will introduce some spam prevention after checking some possible solutions. I want to rework the submission form anyway. </p>

<p>So some small things done, big things only in the planning stage, other things only an idea in my head. Thats only the KDE part of my life, though. I am looking forward to investigate the possibilities to get my ideas up and running. </p>

<p>&#8220;May you live in interesting times&#8221;
<em>Agatean curse</em></p>
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		<item>
		<title>docs.kde.org rewrite update</title>
		<link>http://physos.org/2005/05/23/docskdeorg-rewrite-update/</link>
		<comments>http://physos.org/2005/05/23/docskdeorg-rewrite-update/#comments</comments>
		<pubDate>Mon, 23 May 2005 09:30:49 +0000</pubDate>
		<dc:creator>physos</dc:creator>
				<category><![CDATA[kde]]></category>
		<category><![CDATA[webadmin]]></category>

		<guid isPermaLink="false">http://physos.org/2005/05/23/docskdeorg-rewrite-update/</guid>
		<description><![CDATA[I was working on docs.kde.org last weekend and achieved to have a frontend and a working backend now. For the moment my local playground misses the search and a 404 handler. When this is done, this little script and the masses of docs it produces move to their final home. For the people loving numbers [...]]]></description>
			<content:encoded><![CDATA[<p>I was working on docs.kde.org last weekend and achieved to have a frontend and a working backend now.</p>

<p><a href="http://physos.net/~physos/images/screenshots/docs_k_o_1.png">
<img src="http://physos.net/~physos/images/screenshots/docs_k_o_1_small.png" class="showonplanet" />
</a></p>

<p>For the moment my local playground misses the search and a 404 handler. When this is done, this little script and the masses of docs it produces move to their final home.</p>

<p>For the people loving numbers (me): </p>

<ul>
<li>It takes over 13 hours to rebuild all docs for all supported languages on a AthlonMP 1,3 GHz with 512MB RAM. (only needed once at the start or when the style changes.)</li>
<li>The complete documentation for all supported languages takes up 5GB of HDD space.</li>
</ul>

<p>You can <a href="http://physos.is-a-geek.net/">find my playground  here</a>. Please be kind to it, since this is hosted on my private line. It can and will go up and down in irregular time intervals. So don&#8217;t expect this link to work. And it <strong>will</strong> go down if I am no longer able to read my e-mail with your comments about it. ;)</p>
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		<item>
		<title>Unix in a Nutshell</title>
		<link>http://physos.org/2005/05/21/unix-in-a-nutshell/</link>
		<comments>http://physos.org/2005/05/21/unix-in-a-nutshell/#comments</comments>
		<pubDate>Sat, 21 May 2005 18:32:42 +0000</pubDate>
		<dc:creator>physos</dc:creator>
				<category><![CDATA[me]]></category>
		<category><![CDATA[webadmin]]></category>

		<guid isPermaLink="false">http://physos.org/2005/04/14/unix-in-a-nutshell/</guid>
		<description><![CDATA[I gave a course for Solaris users about basic UNIX administration some time ago. The literature for the course was Unix in a Nutshell. This is not the ideal book for a course (not my choice), but I think it is a great book for users of UNIX systems, especially Solaris. The book is refering [...]]]></description>
			<content:encoded><![CDATA[<p>I gave a course for Solaris users about basic UNIX administration some time ago. The literature for the course was <a href="http://www.amazon.com/exec/obidos/redirect?path=ASIN/1565924274&#038;link_code=as2&#038;camp=1789&#038;tag=mindfarm-20&#038;creative=9325">Unix in a Nutshell</a><img src="http://www.assoc-amazon.com/e/ir?t=mindfarm-20&#038;l=as2&#038;o=1&#038;a=1565924274" width="1" height="1" border="0" alt="" style="border:none !important; margin:0px !important;" />. This is not the ideal book for a course (not my choice), but I think it is a great book for users of UNIX systems, especially Solaris. The book is refering to a older Solaris (Ver. 7) and SystemV Release4. Working with it was fun, even with newer UNIX versions. It is better targetting the audience for the Nutshell books (admins/users who already use and know their system and now want to have a reference and in-depth overview) than the <a href="http://www.amazon.com/exec/obidos/redirect?path=ASIN/0596004826&#038;link_code=as2&#038;camp=1789&#038;tag=mindfarm-20&#038;creative=9325">Linux in a Nutshell</a><img src="http://www.assoc-amazon.com/e/ir?t=mindfarm-20&#038;l=as2&#038;o=1&#038;a=0596004826" width="1" height="1" border="0" alt="" style="border:none !important; margin:0px !important;" /> IMHO. The Linux version always seemed a bit confusing to me. The UNIX version fits much better to what I expect from such a book. </p>

<p>I will write a thorough review of the <a href="http://www.amazon.com/exec/obidos/redirect?path=ASIN/1565924274&#038;link_code=as2&#038;camp=1789&#038;tag=mindfarm-20&#038;creative=9325">Unix in a Nutshell</a><img src="http://www.assoc-amazon.com/e/ir?t=mindfarm-20&#038;l=as2&#038;o=1&#038;a=1565924274" width="1" height="1" border="0" alt="" style="border:none !important; margin:0px !important;" /> in my book review section of <a href="http://physos.org/">physos.org</a>. </p>

<p>My current reading: &#8220;UNIX System Administration&#8221; by  AEleen Frisch</p>
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		<item>
		<title>spam</title>
		<link>http://physos.org/2005/04/07/spam/</link>
		<comments>http://physos.org/2005/04/07/spam/#comments</comments>
		<pubDate>Thu, 07 Apr 2005 15:14:31 +0000</pubDate>
		<dc:creator>physos</dc:creator>
				<category><![CDATA[webadmin]]></category>

		<guid isPermaLink="false">http://physos.org/2005/04/07/spam/</guid>
		<description><![CDATA[I had a quick look at the numbers in my local and server spam folders. 1502 spam mails in my local spam folder in one month 2193 spam mails in my server spam folder in one month This means: 3695 spam mails to one person in 30 days. 123 spam mails a day to one [...]]]></description>
			<content:encoded><![CDATA[<p>I had a quick look at the numbers in my local and server spam folders. </p>

<ul>
<li><strong>1502</strong> spam mails in my local spam folder in <strong>one</strong> <strong>month</strong></li>
<li><strong>2193</strong> spam mails in my server spam folder in <strong>one</strong> <strong>month</strong></li>
</ul>

<p>This means: </p>

<ul>
<li>3695 spam mails to one person in 30 days. </li>
<li>123 spam mails a day to one single person. </li>
<li>5 spam mails an hour.</li>
</ul>

<p>Seems I have to copy my bayesian database to the server and start bayesian scanning there. 
1502 messages @ 10kb each means 15MB of senseless download per month. I can remember when this was 3/4 of my computers entire harddrive.</p>

<p>I am sure there are many people receiving more spam, but this is dumb on so many levels. :(</p>

<p>Oh, 122 viruses found BTW.</p>
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		<item>
		<title>Update</title>
		<link>http://physos.org/2005/03/19/update/</link>
		<comments>http://physos.org/2005/03/19/update/#comments</comments>
		<pubDate>Sat, 19 Mar 2005 15:17:12 +0000</pubDate>
		<dc:creator>physos</dc:creator>
				<category><![CDATA[kde]]></category>
		<category><![CDATA[me]]></category>
		<category><![CDATA[webadmin]]></category>

		<guid isPermaLink="false">http://physos.org/2005/03/19/update/</guid>
		<description><![CDATA[It is fascinating how swamped with work you can make yourself without actually advancing. The upcoming KDE 3.4 New Feature Guide is advancing rapidly. Monday will see it in full glory on a server with less hefty bandwidth costs. worldwide.k.o and docs.k.o are getting some love, too. Especially docs.k.o should be updated ASAP. physos.org got [...]]]></description>
			<content:encoded><![CDATA[<p>It is fascinating how swamped with work you can make yourself without actually advancing.</p>

<p>The upcoming KDE 3.4 New Feature Guide is advancing rapidly. Monday will see it in full glory on a server with less hefty bandwidth costs. </p>

<p>worldwide.k.o and docs.k.o are getting some love, too. Especially docs.k.o should be updated ASAP. </p>

<p>physos.org got some love, too. I implemented some suggestions I got yesterday.  Still many hacks. This is a private playground though, constantly improving. Everthing on this page is mine. I got inspiration in many places, but I gave it my twist, I hope.</p>

<p>In private life some important decisions were made. Feeling much better after this. </p>
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		<item>
		<title>background work</title>
		<link>http://physos.org/2004/12/30/background-work/</link>
		<comments>http://physos.org/2004/12/30/background-work/#comments</comments>
		<pubDate>Thu, 30 Dec 2004 12:49:18 +0000</pubDate>
		<dc:creator>physos</dc:creator>
				<category><![CDATA[webadmin]]></category>

		<guid isPermaLink="false"></guid>
		<description><![CDATA[I am working on a nice little CMS just for my needs in the background, since I have some stuff prepared to come to fruition in 2005. Thats one of the reasons this space was very quiet lately. Here are some rough sketches of the design my little baby will get over the next days [...]]]></description>
			<content:encoded><![CDATA[<p>I am working on a nice little CMS just for my needs in the background, since I have some stuff prepared to come to fruition in 2005. Thats one of the reasons this space was very quiet lately.</p>

<p><p>Here are some rough sketches of the design my little baby will get over the next days and weeks.</p>
<p><img src="http://physos.info/img/redesign/redesign_04_05.png" alt="Redesign Sketch for this Site" title="Redesign sketch for the CMS" class="noshowonplanet"/></p>
<br />
<img src="http://physos.info/img/redesign/redesign_04_05_onepage.png" alt="Redesign sketch" title="Redesign sketch for the CMS" class="noshowonplanet"/>
<br />
<img src="http://physos.info/img/redesign/redesign_04_05_crowded.png" alt="redesign sketch" title="Redesign Sketch for the new CMS" class="noshowonplanet"/></p>
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