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March 2008 - Posts
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So I took the plunge and installed Leopard onto my MacBook Pro tonight, and as of right now, I'm not a happy camper. The installation started off well enough--pop in the DVD, bring up the installer, double-click, answer a few form fields, then wait as Read More...
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Not the BitTorrent of some particular movie or game, but the torrent of changes to the JDK that were held up pending a final blessing on the OpenJDK Mercurial transition. How do I, a non-Sun employee know this? Because I'm subscribed to the build-dev Read More...
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For the fourth time, Mono has been accepted as a mentoring organization for Google’s Summer of Code . I started contributing to Mono at the end of 2004, and I was lucky to be accepted as a student for the very first Summer of Code during the 2005 Read More...
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Quick note before I head off to the conference center to do the Scala talk: Darryl Taft covers the "Why the Next Five Years..." keynote from TSSJS . Thanks, Darryl. Update: Just noticed that Darryl also covered Brian's and my "SOAP and REST" talk , as Read More...
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I hate Las Vegas. I'm here for TheServerSide Java Symposium 2008, which has been held here in Vegas for the past (umm... three? four? five?) years, and every time I come here I'm reminded why I really don't like Vegas. It's loud, both in auditory volume Read More...
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Apparently, I'm drawing enough of an audience through this blog that various folks have started to send me press releases and notifications and requests for... well, I dunno exactly, but I'm assuming some blogging love of some kind. I'm always a little Read More...
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For those who were skimming my blog looking for the notification that the Lang.NET 2008 Symposium videos were back online, look no further . Enterprise consulting, mentoring or instruction. Java, C++, .NET or XML services. 1-day or multi-day workshops Read More...
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Veteran Executive Steven Springsteel Joins Zend Board of Directors Great to have Steve on the board of Zend! Read More...
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A couple of people have asked me over the last few weeks, so it's probably worth saying out loud: No, I don't work for a large company, so yes, I'm available for consulting and research projects. If you've got one of those burning questions like, "How Read More...
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很荣幸能获得 2008 年 3 月 9 日 至 2008 年 3 月 14 日 去德国柏林参加 db4o 公司 dUC 2008 会议以及在柏林应用科技大学举行的 ICOODB 2008 会议机会，借此与世界各地的同行相识。说到如何获取签证，这可是一段挥之不去的记忆，很深刻，很惊险！ 我是 2007 年 11 月得知被邀请参加这两个会议的，在当时我对申根签证一无所知，只知道应该是在护照上面贴一个签证，仅此而已。以至于在得到邀请的当天（正好是个周六），傻乎乎的打电话去德国驻成都总领事馆询问怎么办签证，不幸的是在一堆德文之后被告知现在是服务时间外。 Read More...
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This delicious little tidbit just crossed my desk, and for those of you too scared to click the link, check this out: Microsoft will begin collaborating with the Eclipse Foundation to improve native Windows application development on Java. Sam Ramji, Read More...
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Watch this guy beat calculators, doing two-, three- and then four-digit squares in his head . Have a look if you ever thought you were good at doing numbers in your head. Have a look even if you're of the opposite extreme. (I'm sure there's some other Read More...
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It was more than twenty years ago that Dijkstra wrote against the perils of anthropomorphism on science . And here we stand building whole industries on top of it. But is it programming dominantly math? Or is it mainly human communication? Maybe we swung Read More...
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My friend Patrick , who’s leading the amazing NDepend effort wrote a great post comparing Cecil against the built-in System.Reflection : Mono.Cecil vs System.Reflection Thanks Patrick for the kind words! Read More...
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After a very intense week in Berlin, I am happy to be back home. Zora is happy too. Cats are angels. Read More...
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The icoodb helped to find the missing LINQ . I also found one of my own. IT all makes sense now. Read More...
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People have sometimes asked me if it's really worth it to go to a conference these days, given that so much material is appearing online via blogs, webcasts, online publications and Google. I think the answer is an unqualified "yes" (what else would you Read More...
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Recently, a number of folks in the Java space have taken to openly ridiculing Microsoft's use of the "Mort" persona, latching on to the idea that Mort is somehow equivalent to "Visual Basic programmer", which is itself somehow equivalent to "stupid idiot Read More...
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On Wednesday Jan 16, 2008 Jonathan Schwartz, Chief Executive Officer and President, Sun Microsystems, Inc., announced in his blog that SUN is acquiring MySQL AB . On 26 February 2008 Sun Microsystems, Inc. announced it has completed the acquisition of Read More...
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We're just having a db4o global conference in Berlin. Here's what I have suggested before and just desided to work on this year, ChunkIO(Clustered Reads/Writes). - Who is the target? device guys - What is the purpose of chunkIO? By providing a way to Read More...
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Personal finance site nabs $12 million from Benchmark | Tech news blog - CNET News.com Read More...
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Click to Play An insider's look of db4o team meetings (open to the db4o community at large). See how the state-of-the-art object persistence engine team works... Join the db4o Developer Community at: http://developer.db4o.com Read More...
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Click to Play In this session Carl and Christoph only wanted to quickly fix some internal interfaces of the FreespaceManager. While fixing the test case to actually test migration between FreespaceManagers they find a severe bug in FreeSpaceManager migration. Read More...
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明日の掲載に間に合うようにと、「嘘をつくコンピュータ２」を仕上げて提出したところ、「 嘘をつくコンピュータ 」すごい人気でしたとのこと。私には思いつかなかった過激なタイトルは編集者の方のアイデアです。 謎解きとなるパート２、お楽しみに！ Powered by b2evolution . Read More...
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Click to Play In this session Carl and Richard make the TypeHandler interface pluggable and set up the public API to be able to configure the use of custom Typehandlers. The session demonstrates that the process of discussing design decisions with the Read More...
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Click to Play In this session Carl and Richard debug Jira issue COR-120 and fix Queries-By-Interface to return the right results. The session gives some insight on: - classes that are part of the querying architecture - how to work with Debug.queries==true Read More...
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Click to Play In this Paircast session Carl and Rodrigo review the very first drop of the sources of ObjectManager Enterprise for .NET. Join the db4o Developer Community at: http://developer.db4o.com Read More...
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I’m in London for a few days; I have a few meetings set up for while I’m here, but we’re always on the lookout for people with new and interesting problems. If anyone reading this is battling to get their IT operations into shape, or Read More...
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Click to Play In this session Carl and Patrick add a method to a Poleposition benchmark circuit to verify that the work done for COR-1126 produces significant performance improvements. This Paircast demonstrates: - how a correct Poleposition setup looks Read More...
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Click to Play In this session Carl and Christoph demonstrate: - connecting to the db4o SVN repository from a new Eclipse workspace - checking out all the necessary projects to work against the Java sources - running the db4o regression test suite - writing Read More...
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Click to Play In this Paircast Carl and Adriano show how easy it is to backport a fix to TRUNK to a production or stable branch, by using Eclipse merge functionality and the SVN checkin number. Join the db4o Developer Community at: http://developer.db4o.co Read More...
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I have been working together with Floyd Marinescu, editor of InfoQ.com, and produced a virtual panel asking a group of leading persistence solution architects their views on the current state of the union in persistence in the Java community. The Panelists Read More...
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データベースの更新（追加・更新・削除）性能は、コミットの性能に大きく依存するといって過言ではありません。これはdb4oも例外ではありません。というのも、今日のコンピューターでは、いろんな層でバッファリングされていますが、コミット時にだけ、確実にハードディスクにアクセスしなければならないタイミングがあるからです。（どうしてハードディスクへのアクセスがそんなに問題かは こちらのコラム を参照） 抜本的にデータベースの性能をアップするのは大変な作業ですが、データベースをそのままで、このコミット性能を向上させる方法があります。 Read More...
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Azul Means (Big) Blue -- I, Cringely Limbo Strengthens Team by Appointing Silicon Valley Veteran David Limp as Chief Operating Officer Tervela Continues Expansion and Appoints Industry Veterans to Head Marketing and Finance Ciena Completes Acquisition Read More...
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I found many people are looking for an easy way to memorize something. I am a guy who needs a nap to memorize well. This has been said that it is just an excuse of my nap in a class. Here's a logical explanation why a sleep lets you memorize well. It Read More...
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I have investigated how much fdatasync() makes db4o faster on Linux. It showed 10-20% faster performance in commit. This benchmarking was done on Linux2.6, write cache off, ext3 file system, with db4o 6.4. fdatasync() adapter ---------- 3: insert ---------- Read More...
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