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UT Startup Gym 2012/12/01 by 和田裕介 a.k.a. yusukebeRead less
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Slide Show (S9) - A Free Web Alternative to PowerPoint and KeyNote in Ruby
A Ruby gem that lets you create slide shows and author slides in plain text using a wiki-style markup language that's easy-to-write and easy-to-read. The Slide Show (S9) project also collects and welcomes themes and ships "out-of-the-gem" with built-in support for "loss-free" gradient vector graphics themes.
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Startup Metrics for Pirates: AARRR!
The video from my Seattle Ignite talk last month on Startup Metrics for Pirates is now available for your viewing pleasure below: If you don't want to watch video, 80% of the value of the talk is in these 2 pix: Please feel free to steal this talk & distribute to others; my slides are here: and of course i am *always* open to feedback on this info. ps - SlideShare.net rocks... use it. Posted by Da
Yapc asia 2011_zigorou
1. The document discusses various issues that can cause failures when building APIs to access database systems, such as deadlocks from concurrent updates and purging data inconsistencies between master and slave databases. 2. It proposes solutions to these issues like using queues to defer updates, disabling binary logging to bypass replication, and partitioning or sharding data. 3. When building
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MongoDB is a document-oriented database that stores data in flexible, JSON-like documents. It supports features like replication, auto-sharding, and indexing. The document discusses using MongoDB with Ameba Pico's photo tagging service, including initial implementation with one shard, expanding to multiple shards as user numbers grow over time, and repairing and upgrading shards over time to suppo
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This document discusses Hadoop and its ecosystem. It covers Hadoop distributions like Cloudera and Amazon's Elastic MapReduce service. It also discusses running SQL-like queries using MapReduce and moving data between MySQL and Hadoop. Key algorithms like map and reduce functions are explained through examples. Different Hadoop deployment options on EC2 like standalone, Cloudera, and EMR are also
Amazon Elastic MapReduce@Hadoop Conference Japan 2011 Fall
1. Elastic MapReduce - AmazonãŒæä¾›ã™ã‚‹Hadoopサービス - Amazon Data Service Japan Shinpei Ohtani 2. 自己紹介 大谷 晋平(ãŠãŠãŸã« ã—ã‚“ãºã„) ã‚¢ãƒžã‚¾ãƒ³ãƒ‡ãƒ¼ã‚¿ã‚µãƒ¼ãƒ“ã‚¹ã‚¸ãƒ£ãƒ‘ãƒ³æ ªå¼ä¼šç¤¾æ‰€å±ž  ソリューションアーã‚テクト ソーシャルãƒãƒƒãƒˆãƒ¯ãƒ¼ã‚¯  Twitter: @shot6  Facebook: facebook.com/shot6  Mail: ohtani@amazon.co.jp Hadoopユーザグループã®æœ«å¸ã«ãŠã‚Šã¾ã™
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Gingerbreadã§æ£å¼å¯¾å¿œã¨ãªã£ãŸNFC。FeliCaã¨NFCã®é–¢ä¿‚ã«ã¤ã„ã¦ç†è§£ã‚’æ·±ã‚ã€FeliCa/NFCã«ã‚ˆã£ã¦ã©ã‚“ãªã“ã¨ãŒã§ãるよã†ã«ãªã‚‹ã‹ã€ãã®ãƒ’ントをFeliCaã§ã®çµŒé¨“ã‚’è¸ã¾ãˆãªãŒã‚‰ã”紹介ã—ã¾ã™ã€‚ (ABC2011Winter ソニーFeliCa事æ¥éƒ¨ 講演資料)Read less
Twitterç ”ç©¶ä¼šã®ãƒ—レゼン資料を公開ã—ã¾ã™ã€‚ - Tomo’s HotLine
IT技術をä¸å¿ƒã«ã€æš®ã‚‰ã—ã«å½¹ç«‹ã¤æƒ…å ±ã‹ã‚‰ã‚¯ãƒ©ã‚·ãƒƒã‚¯éŸ³æ¥½ã®è§£èª¬ã¾ã§æ°—軽ã«æƒ…å ±ç™ºä¿¡ã—ã¦ã„ã¾ã™ã€‚ WEBサイトã¯http://toremoro21.world.coocan.jp/　Twitterã¯@toremoro21ã§ã™ã€‚ Twitterç ”ç©¶ä¼šã®ãƒ—レゼン資料ãŒä¸€éƒ¨å…¬é–‹ã¨ãªã‚Šã¾ã—ãŸã®ã§ã€é †æ¬¡ãƒªãƒ³ã‚¯ã‚’è¡Œã„ã¾ã™ã€‚スケジュールã®ãƒ—レゼン資料ã®æ¬„ã‚’ã”覧下ã•ã„。 ãªãŠã€æœ€çµ‚版ã¯å…¬å¼ã‚µã‚¤ãƒˆã«æŽ²è¼‰äºˆå®šã§ã™ã€‚ ã¾ãŸä¸€éƒ¨ã‚¹ã‚±ã‚¸ãƒ¥ãƒ¼ãƒ«ãŒå¤‰æ›´ã«ãªã£ã¦ã„ã¾ã™ã€‚ (12/13 プレゼン資料を最新ã«æ›´æ–°ï¼‰ <Twitterç ”ç©¶ä¼šæ¦‚è¦> â– å…¬å¼ã‚µã‚¤ãƒˆ(プレゼン資料ã¯å…¬å¼ã‚µã‚¤ãƒˆã«ã‚¢ãƒƒãƒ—ã™ã‚‹äºˆå®šã§ã™ã€‚） http://homepage3.nifty.com/toremoro/study/twitterconf.html ■主催：Twitterç ”ç©¶ä¼šäº‹å‹™å±€ï¼ˆäº‹å‹™å±€é•·ï¼šè¥¿è°· 智広　@toremoro21) ■開催日:2009å¹´12
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