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	<title>Bjoern&#039;s Blog</title>
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		<title>Learning MongoDB for free</title>
		<link>http://www.zapadlo.de/2013/learning-mongodb-for-free/</link>
		<comments>http://www.zapadlo.de/2013/learning-mongodb-for-free/#comments</comments>
		<pubDate>Tue, 21 May 2013 10:41:51 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[Coding]]></category>
		<category><![CDATA[mongoDB]]></category>
		<category><![CDATA[nosql]]></category>

		<guid isPermaLink="false">http://www.zapadlo.de/?p=836</guid>
		<description><![CDATA[Some more free classes I discovered: https://education.10gen.com/courses This time specifically for MongoDB. At the moment I&#8217;m participatig the M101J: MongoDB for Java Developers. I will give a brief feedback after the course has ended.]]></description>
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		<title>Online courses for free</title>
		<link>http://www.zapadlo.de/2013/online-courses-for-free/</link>
		<comments>http://www.zapadlo.de/2013/online-courses-for-free/#comments</comments>
		<pubDate>Wed, 15 May 2013 07:59:08 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[Coding]]></category>

		<guid isPermaLink="false">http://www.zapadlo.de/?p=833</guid>
		<description><![CDATA[Since a while I am taking free online courses at the platform coursera.org and I must say that they are really great and very well organised. At the moment I am doing &#8220;Web Intelligence and Big Data&#8221; and &#8220;Functional Programming Principles in Scala&#8220;. Both are challenging and often I must say that I have to [...]]]></description>
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		<title>Websecurity</title>
		<link>http://www.zapadlo.de/2013/websecurity/</link>
		<comments>http://www.zapadlo.de/2013/websecurity/#comments</comments>
		<pubDate>Mon, 13 May 2013 15:25:57 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[Coding]]></category>
		<category><![CDATA[Development]]></category>
		<category><![CDATA[PHP]]></category>
		<category><![CDATA[security]]></category>
		<category><![CDATA[Web]]></category>

		<guid isPermaLink="false">http://www.zapadlo.de/?p=830</guid>
		<description><![CDATA[I participated a webinar about security of webapps. Here is a short summary about some of the things they covered: If a there is a multi-stage (upload) process of user data (e.g. images) bind the data to user-session and delete not finished or canceled uploads when user session expires. Use httpOnly and secure attributes of [...]]]></description>
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		<title>Using map-reduce with MongoDB</title>
		<link>http://www.zapadlo.de/2013/using-map-reduce-with-mongodb/</link>
		<comments>http://www.zapadlo.de/2013/using-map-reduce-with-mongodb/#comments</comments>
		<pubDate>Mon, 13 May 2013 15:19:08 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[Coding]]></category>
		<category><![CDATA[Datenbanken]]></category>
		<category><![CDATA[Javascript]]></category>
		<category><![CDATA[mongoDB]]></category>
		<category><![CDATA[nosql]]></category>

		<guid isPermaLink="false">http://www.zapadlo.de/?p=828</guid>
		<description><![CDATA[Besides its other features MongoDB also support aggreagtions within the database. One way is to use the built-in aggreagtion framework and the other map-reduce. From my point of view the aggregation frameworks works good for simple aggregations but for complicated stuff like summing up and also average calcluations map-reduce is the better approach. The only [...]]]></description>
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		<slash:comments>0</slash:comments>
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		<title>Fight plastic cards in your wallet</title>
		<link>http://www.zapadlo.de/2013/fight-plastic-cards-in-your-wallet/</link>
		<comments>http://www.zapadlo.de/2013/fight-plastic-cards-in-your-wallet/#comments</comments>
		<pubDate>Tue, 05 Mar 2013 11:51:37 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[Apps]]></category>
		<category><![CDATA[Android]]></category>

		<guid isPermaLink="false">http://www.zapadlo.de/?p=821</guid>
		<description><![CDATA[I&#8217;ve discovered a very useful service and app that keeps your wallet thin (or only thick because of the large amount of money in it ): stocard The idea behin it is that you enter or scan your bonus cards like s.oliver, payback, adac, &#8230; into your phone and show the barcode on the phone [...]]]></description>
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		<title>Export and import elasticsearch indices</title>
		<link>http://www.zapadlo.de/2013/export-and-import-elasticsearch-indices/</link>
		<comments>http://www.zapadlo.de/2013/export-and-import-elasticsearch-indices/#comments</comments>
		<pubDate>Wed, 27 Feb 2013 10:17:31 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[Coding]]></category>
		<category><![CDATA[Development]]></category>
		<category><![CDATA[ElasticSearch]]></category>
		<category><![CDATA[Lucene]]></category>
		<category><![CDATA[nosql]]></category>

		<guid isPermaLink="false">http://www.zapadlo.de/?p=817</guid>
		<description><![CDATA[If you want to export and import elastic search indices e.g. for backup purposes or the use case that you create the index on another machine there is the elasticsearch Knapsack plugin. After installing (copying to plugins directory and restarting es) you are able to export or import an index by HTTP POST requests: [crayon-519bd15fa4cf8/] [...]]]></description>
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		<title>mongoDB addToSet performance</title>
		<link>http://www.zapadlo.de/2013/mongodb-addtoset-performance/</link>
		<comments>http://www.zapadlo.de/2013/mongodb-addtoset-performance/#comments</comments>
		<pubDate>Fri, 22 Feb 2013 15:59:13 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[Coding]]></category>
		<category><![CDATA[Datenbanken]]></category>
		<category><![CDATA[mongoDB]]></category>
		<category><![CDATA[nosql]]></category>

		<guid isPermaLink="false">http://www.zapadlo.de/?p=814</guid>
		<description><![CDATA[We used mongoDB&#8217;s sets to save alist of references to other entities for lookup by using addToSet (classical m:n SQL lookup table use case). We discovered that in the beginning updates to set set are very fast but get slower and slower up to 300 ms for a single update at more than 10.000 items [...]]]></description>
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		<title>Squeeze my Pi</title>
		<link>http://www.zapadlo.de/2013/squeeze-my-pi/</link>
		<comments>http://www.zapadlo.de/2013/squeeze-my-pi/#comments</comments>
		<pubDate>Sun, 20 Jan 2013 19:08:21 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[Hardware]]></category>
		<category><![CDATA[Pi]]></category>
		<category><![CDATA[Raspberry]]></category>
		<category><![CDATA[Squeezebox]]></category>
		<category><![CDATA[SqueezePlug]]></category>

		<guid isPermaLink="false">http://www.zapadlo.de/?p=811</guid>
		<description><![CDATA[After ordering the Raspberry Pi I&#8217;ve asked myself what to do with that piece of hardware. The answer is that I wanted a software Squeezbox player. Finally after 6 weeks of waiting my Raspberry Pi arrived. Yeah. I&#8217;v ordered the Pi, a case, a power adapter, a WiFi adapter (EDIMAX EW-7811UN) and a SD card. [...]]]></description>
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		<slash:comments>0</slash:comments>
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		<item>
		<title>Pretend to be German in Google Play Store</title>
		<link>http://www.zapadlo.de/2013/pretend-to-be-german-in-google-play-store/</link>
		<comments>http://www.zapadlo.de/2013/pretend-to-be-german-in-google-play-store/#comments</comments>
		<pubDate>Tue, 08 Jan 2013 13:44:16 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[Coding]]></category>

		<guid isPermaLink="false">http://www.zapadlo.de/?p=809</guid>
		<description><![CDATA[At the moment I&#8217;m stranded at Chiang Mai in Thailand. And it&#8217;s sometimes really boring there. Therefore I want to watch some movies on my Nexus 7. But the problem is that no video on demand service is available from here. It&#8217;s not possible to purchase movies in the Play Store but it&#8217;s possible to [...]]]></description>
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		<item>
		<title>Thailand &#8211; part one</title>
		<link>http://www.zapadlo.de/2012/thailand-part-one/</link>
		<comments>http://www.zapadlo.de/2012/thailand-part-one/#comments</comments>
		<pubDate>Mon, 31 Dec 2012 09:22:51 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[Coding]]></category>

		<guid isPermaLink="false">http://www.zapadlo.de/?p=808</guid>
		<description><![CDATA[Hello from Thailand. Probably my last post for this year. We left Bangkok two days before, had a stopover at Sukothai and at the moment we are in Lampang. We are doing well and the group is a mix of nice people from all over the world. Thailand is really amazing but sometimes a challenge [...]]]></description>
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