http://www.dzone.com/links/tag/research.html DZone: fresh links for developers en-us Copyright (c) 2006 DZone, Inc. Fri, 16 May 2008 11:58:34 GMT The DZone community 2008-05-16T11:58:34Z en-us Copyright (c) 2006 DZone, Inc. http://www.dzone.com/links/feed/frontpage/research/rss.xml http://www.dzone.com/images/std/dzone.com_258x55.gif http://www.dzone.com/links/ http://www.dzone.com/links/rss/dear_developers_dont_hardcode_copyright_years.html One easy place to make your website look current is in the copyright text at the bottom of the page. This is a rather obvious and easy thing to do, but some sites have overlooked their copyright year. opinion research standards web design Wed, 14 May 2008 15:57:28 GMT http://www.dzone.com/links/80944.html davidwalsh 2008-05-14T15:57:28Z One easy place to make your website look current is in the copyright text at the bottom of the page. This is a rather obvious and easy thing to do, but some sites have overlooked their copyright year.]]> 80944 2008-05-14T12:58:40Z 2008-05-14T15:57:28Z 13 0 486 1 http://www.dzone.com/links/images/thumbs/80x60/80944.jpg davidwalsh http://www.dzone.com/links/images/avatars/238392.gif http://www.dzone.com/links/rss/web_app_form_design.html In this 10 minute presentation a designer at 37Signals walks you through some useful steps on creating usable, intuitive forms in your web apps through effective use of copy and design. gui research Tue, 13 May 2008 13:25:19 GMT http://www.dzone.com/links/80605.html mostlyharmless 2008-05-13T13:25:19Z In this 10 minute presentation a designer at 37Signals walks you through some useful steps on creating usable, intuitive forms in your web apps through effective use of copy and design.]]> 80605 2008-05-12T17:11:00Z 2008-05-13T13:25:19Z 10 0 495 0 http://www.dzone.com/links/images/thumbs/80x60/80605.jpg mostlyharmless http://www.dzone.com/links/images/avatars/217678.gif http://www.dzone.com/links/rss/a_php_code_beautifier_that_works.html A tool to reformat your php code and make it more readable php research standards tools Mon, 12 May 2008 11:00:15 GMT http://www.dzone.com/links/80416.html c0de 2008-05-12T11:00:15Z A tool to reformat your php code and make it more readable]]> 80416 2008-05-11T20:34:07Z 2008-05-12T11:00:15Z 6 0 483 1 http://www.dzone.com/links/images/thumbs/80x60/80416.jpg c0de http://www.dzone.com/links/images/avatars/250250.gif http://www.dzone.com/links/rss/sorting_algorithms_demo.html We all know that Quicksort is one of the fastest algorithms for sorting. It's not often, however, that we get a chance to see exactly how fast Quicksort really is. The following applets chart the progress of several common sorting algorithms while sorting an array of data using in-place algorithms. The result is a very cool visual demo of different sorting algorithm speeds. Source code is included. how-to java research Sun, 11 May 2008 18:44:43 GMT http://www.dzone.com/links/80234.html rlamarch 2008-05-11T18:44:43Z We all know that Quicksort is one of the fastest algorithms for sorting. It's not often, however, that we get a chance to see exactly how fast Quicksort really is. The following applets chart the progress of several common sorting algorithms while sorting an array of data using in-place algorithms. The result is a very cool visual demo of different sorting algorithm speeds. Source code is included.]]> 80234 2008-05-10T02:27:40Z 2008-05-11T18:44:43Z 15 0 505 2 http://www.dzone.com/links/images/thumbs/80x60/80234.jpg rlamarch http://www.dzone.com/links/images/avatars/209500.gif http://www.dzone.com/links/rss/interview_jfugue_goes_hip_hop.html A new release of JFugue API was announced last week. Its author, Dave Koelle, is at JavaOne and here he talks about the API and some of its hidden treasures. frameworks java research Fri, 09 May 2008 22:34:15 GMT http://www.dzone.com/links/79840.html geertjan 2008-05-09T22:34:15Z A new release of JFugue API was announced last week. Its author, Dave Koelle, is at JavaOne and here he talks about the API and some of its hidden treasures.]]> 79840 2008-05-08T00:48:58Z 2008-05-09T22:34:15Z 12 0 115 0 http://www.dzone.com/links/images/thumbs/80x60/79840.jpg geertjan http://www.dzone.com/links/images/avatars/250147.gif http://www.dzone.com/links/rss/linear_programming.html Linear programming is a general technique for solving a huge family of optimization problems. It's incredibly useful for scheduling, resource allocation, economic planning, financial portfolio management, and a ton of of other, similar things. research Fri, 09 May 2008 18:14:11 GMT http://www.dzone.com/links/79797.html bloid 2008-05-09T18:14:11Z Linear programming is a general technique for solving a huge family of optimization problems. It's incredibly useful for scheduling, resource allocation, economic planning, financial portfolio management, and a ton of of other, similar things.]]> 79797 2008-05-07T19:34:12Z 2008-05-09T18:14:11Z 15 0 509 0 http://www.dzone.com/links/images/thumbs/80x60/79797.jpg bloid http://www.dzone.com/links/images/avatars/111696.gif http://www.dzone.com/links/rss/parallelism_with_forkjoin_in_java_7_2.html Learn how to exploit fine-grained parallelism using the fork-join framework coming in Java 7 frameworks java research Fri, 09 May 2008 03:00:26 GMT http://www.dzone.com/links/79701.html attollos 2008-05-09T03:00:26Z Learn how to exploit fine-grained parallelism using the fork-join framework coming in Java 7]]> 79701 2008-05-07T11:26:54Z 2008-05-09T03:00:26Z 16 0 362 0 http://www.dzone.com/links/images/thumbs/80x60/79701.jpg attollos http://www.dzone.com/links/images/avatars/258168.gif http://www.dzone.com/links/rss/measuring_programmer_job_satisfaction.html Are you satisfied with your job? How can hackers become more satisfied with what they do? The article breaks down the main indicators of job satisfaction, and looks at how to measure satisfaction in each of those areas. how-to opinion research Wed, 07 May 2008 10:10:46 GMT http://www.dzone.com/links/79594.html grokcode 2008-05-07T10:10:46Z Are you satisfied with your job? How can hackers become more satisfied with what they do? The article breaks down the main indicators of job satisfaction, and looks at how to measure satisfaction in each of those areas.]]> 79594 2008-05-06T16:56:20Z 2008-05-07T10:10:46Z 11 0 505 0 http://www.dzone.com/links/images/thumbs/80x60/79594.jpg grokcode http://www.dzone.com/links/images/avatars/275393.gif http://www.dzone.com/links/rss/zebra_striping_does_it_really_help.html Many believe that zebra stripes aid the reader by guiding the eye along the row. However, despite being in use in both paper and electronic mediums for almost half a century, there is practically no evidence that it actually assists users in this way. In June and July 2007, I conducted an extensive review of sources such as the International Association of Paper Historians, the Business and Forms Management Association, and the IEEE Annals of the History of Computing, but found absolutely no information on the origins of or rationale behind zebra striping. gui opinion research usability Wed, 07 May 2008 10:09:36 GMT http://www.dzone.com/links/79555.html bloid 2008-05-07T10:09:36Z Many believe that zebra stripes aid the reader by guiding the eye along the row. However, despite being in use in both paper and electronic mediums for almost half a century, there is practically no evidence that it actually assists users in this way. In June and July 2007, I conducted an extensive review of sources such as the International Association of Paper Historians, the Business and Forms Management Association, and the IEEE Annals of the History of Computing, but found absolutely no information on the origins of or rationale behind zebra striping.]]> 79555 2008-05-06T13:34:49Z 2008-05-07T10:09:36Z 7 0 315 1 http://www.dzone.com/links/images/thumbs/80x60/79555.jpg bloid http://www.dzone.com/links/images/avatars/111696.gif http://www.dzone.com/links/rss/a_couple_gc_algorithms_in_more_detail.html In previous posts on garbage collection, I've given a pretty cursory overview as to how things actually work. In this post, I hope to give a somewhat more specific explanation of two incremental (and potentially concurrent or parallel, but we'll ignore that for now) GC algorithms: Yuasa's snapshot-at-the-beginning incremental mark-sweep collector, and the MC2 algorithm. Yuasa's collector is very widely used, for example in Java 5 when an incremental collector is requested. MC2 is a more recent algorithm designed to reduce the fragmentation that mark-sweep creates, and appears to get great performance, though it isn't used much yet. In their practical implementation, both collectors are generational. research Tue, 06 May 2008 17:01:00 GMT http://www.dzone.com/links/79172.html bloid 2008-05-06T17:01:00Z In previous posts on garbage collection, I've given a pretty cursory overview as to how things actually work. In this post, I hope to give a somewhat more specific explanation of two incremental (and potentially concurrent or parallel, but we'll ignore that for now) GC algorithms: Yuasa's snapshot-at-the-beginning incremental mark-sweep collector, and the MC2 algorithm. Yuasa's collector is very widely used, for example in Java 5 when an incremental collector is requested. MC2 is a more recent algorithm designed to reduce the fragmentation that mark-sweep creates, and appears to get great performance, though it isn't used much yet. In their practical implementation, both collectors are generational.]]> 79172 2008-05-04T18:59:01Z 2008-05-06T17:01:00Z 9 0 264 0 http://www.dzone.com/links/images/thumbs/80x60/79172.jpg bloid http://www.dzone.com/links/images/avatars/111696.gif http://www.dzone.com/links/rss/continuations_in_the_vm.html I don't know of a full design for JVM continuations, yet, but it's possible to observe both the easy and the hard parts, and to survey some of the reasons we should care. java research Mon, 05 May 2008 11:28:31 GMT http://www.dzone.com/links/79243.html pron 2008-05-05T11:28:31Z I don't know of a full design for JVM continuations, yet, but it's possible to observe both the easy and the hard parts, and to survey some of the reasons we should care.]]> 79243 2008-05-05T07:19:58Z 2008-05-05T11:28:31Z 13 0 249 0 http://www.dzone.com/links/images/thumbs/80x60/79243.jpg pron http://www.dzone.com/links/images/avatars/171700.gif http://www.dzone.com/links/rss/the_power_of_the_jvm.html In the past couple days, a new project release was announced that has shown once again the potential of the Java platform. Shown how the awesome JVM has not yet begun to flex its muscles and really hit its stride in this project's domain. Made clear that even projects with serious issues can correct them, harnessing much more of the JVM with only a modest amount of rework. And demonstrated there's a lot more around the corner. groovy java research Sun, 04 May 2008 12:58:19 GMT http://www.dzone.com/links/79108.html fdiotalevi 2008-05-04T12:58:19Z In the past couple days, a new project release was announced that has shown once again the potential of the Java platform. Shown how the awesome JVM has not yet begun to flex its muscles and really hit its stride in this project's domain. Made clear that even projects with serious issues can correct them, harnessing much more of the JVM with only a modest amount of rework. And demonstrated there's a lot more around the corner.]]> 79108 2008-05-04T09:07:48Z 2008-05-04T12:58:19Z 41 0 1028 1 http://www.dzone.com/links/images/thumbs/80x60/79108.jpg fdiotalevi http://www.dzone.com/links/images/avatars/184421.gif http://www.dzone.com/links/rss/20_invoicing_tools_for_web_designers.html This post takes a look at a number of different options for creating and managing invoices. research tools web design web services Tue, 29 Apr 2008 12:20:14 GMT http://www.dzone.com/links/78216.html vandelay 2008-04-29T12:20:14Z This post takes a look at a number of different options for creating and managing invoices.]]> 78216 2008-04-29T01:55:08Z 2008-04-29T12:20:14Z 8 0 635 0 http://www.dzone.com/links/images/thumbs/80x60/78216.jpg vandelay http://www.dzone.com/links/images/avatars/233243.gif http://www.dzone.com/links/rss/12_practical_ways_for_freelance_designers_to_incr.html As a freelance designer, your income will be dependent upon the ability to find potential clients and secure the opportunity to do the work they need. There are plenty of different ways to find potential clients, and in this article we’ll take a look at 12 things you can do to increase the number of leads you receive. opinion research Mon, 28 Apr 2008 17:24:51 GMT http://www.dzone.com/links/77945.html mswatcher 2008-04-28T17:24:51Z As a freelance designer, your income will be dependent upon the ability to find potential clients and secure the opportunity to do the work they need. There are plenty of different ways to find potential clients, and in this article we’ll take a look at 12 things you can do to increase the number of leads you receive.]]> 77945 2008-04-27T17:48:39Z 2008-04-28T17:24:51Z 6 0 253 0 http://www.dzone.com/links/images/thumbs/80x60/77945.jpg mswatcher http://www.dzone.com/links/images/avatars/225256.gif http://www.dzone.com/links/rss/essential_seo_tips_techniques_best_practises.html One of the aspects we as web developers and designers often overlook is how to market the work we put out there. With this I mean, do you really know what search engine optomization, SEO, is? Do you know the do's and don'ts of the SEO world and how to avoid being branded as a spammer? Below follows a list of what I see as the most important do's and dont's to kick start your next SEO campaign. how-to research web design Mon, 28 Apr 2008 11:12:05 GMT http://www.dzone.com/links/77666.html Volume4 2008-04-28T11:12:05Z One of the aspects we as web developers and designers often overlook is how to market the work we put out there. With this I mean, do you really know what search engine optomization, SEO, is? Do you know the do's and don'ts of the SEO world and how to avoid being branded as a spammer? Below follows a list of what I see as the most important do's and dont's to kick start your next SEO campaign.]]> 77666 2008-04-25T15:08:58Z 2008-04-28T11:12:05Z 9 0 253 1 http://www.dzone.com/links/images/thumbs/80x60/77666.jpg Volume4 http://www.dzone.com/links/images/avatars/71517.gif http://www.dzone.com/links/rss/simulating_crowd_dynamics_flow_lanes_and_characte.html The latest games consoles can simulate very large crowds if you do it right. This article looks at how to approach the problem, with practical advice, white papers and their videos. games how-to research reviews Mon, 28 Apr 2008 01:32:27 GMT http://www.dzone.com/links/77744.html alexjc 2008-04-28T01:32:27Z The latest games consoles can simulate very large crowds if you do it right. This article looks at how to approach the problem, with practical advice, white papers and their videos.]]> 77744 2008-04-25T23:07:36Z 2008-04-28T01:32:27Z 7 0 195 0 http://www.dzone.com/links/images/thumbs/80x60/77744.jpg alexjc http://www.dzone.com/links/images/avatars/203347.gif http://www.dzone.com/links/rss/memcached_internals_tips_notes_from_mysql_conf_08.html Best practices, tips & getting intimate with slab allocator, LRU of memcached. research tools unix-linux web services Thu, 24 Apr 2008 06:49:52 GMT http://www.dzone.com/links/77122.html igrigorik 2008-04-24T06:49:52Z Best practices, tips & getting intimate with slab allocator, LRU of memcached.]]> 77122 2008-04-22T16:28:30Z 2008-04-24T06:49:52Z 6 0 266 0 http://www.dzone.com/links/images/thumbs/80x60/77122.jpg igrigorik http://www.dzone.com/links/images/avatars/206422.gif http://www.dzone.com/links/rss/database_versioning_part_1.html Versioning databases is one of those ongoing problems that has no one-size-fits-all solution. There are 2 solutions I have developed and used successfully... research Tue, 22 Apr 2008 22:38:05 GMT http://www.dzone.com/links/77124.html mostlyharmless 2008-04-22T22:38:05Z Versioning databases is one of those ongoing problems that has no one-size-fits-all solution. There are 2 solutions I have developed and used successfully...]]> 77124 2008-04-22T16:44:58Z 2008-04-22T22:38:05Z 14 0 662 0 http://www.dzone.com/links/images/thumbs/80x60/77124.jpg mostlyharmless http://www.dzone.com/links/images/avatars/217678.gif http://www.dzone.com/links/rss/jruby_or_how_i_manage_to_write_ruby_in_a_strict_c.html A quick summary on working in a tied down development environment at your work place and how JRuby and NetBeans can bring Ruby into your daily work flow. how-to research ruby windows Mon, 21 Apr 2008 20:29:18 GMT http://www.dzone.com/links/76724.html MDWeezer 2008-04-21T20:29:18Z A quick summary on working in a tied down development environment at your work place and how JRuby and NetBeans can bring Ruby into your daily work flow.]]> 76724 2008-04-20T22:55:31Z 2008-04-21T20:29:18Z 10 0 509 0 http://www.dzone.com/links/images/thumbs/80x60/76724.jpg MDWeezer http://www.dzone.com/links/images/avatars/219984.gif http://www.dzone.com/links/rss/metaprogramming_with_scala_part_i_addition.html While the approach to determine the depth of a type plays nicely with the Church encodings of natural numbers proposed in the paper Towards Equal Rights for Higher-kinded Types, defining arbitrary arithmetic operators seems problematic. Addition does not pose a problem. But there seems to be no easy generalization to other arithmetic operators. This is despite the fact that the authors of the above paper mention that Scala’s kinds correspond to the types of the simply typed lambda calculus. how-to other languages research Fri, 18 Apr 2008 21:29:04 GMT http://www.dzone.com/links/76519.html daniel 2008-04-18T21:29:04Z While the approach to determine the depth of a type plays nicely with the Church encodings of natural numbers proposed in the paper Towards Equal Rights for Higher-kinded Types, defining arbitrary arithmetic operators seems problematic. Addition does not pose a problem. But there seems to be no easy generalization to other arithmetic operators. This is despite the fact that the authors of the above paper mention that Scala’s kinds correspond to the types of the simply typed lambda calculus.]]> 76519 2008-04-18T15:44:38Z 2008-04-18T21:29:04Z 10 0 180 0 http://www.dzone.com/links/images/thumbs/80x60/76519.jpg daniel http://www.dzone.com/links/images/avatars/107114.gif http://www.dzone.com/links/rss/failover_on_the_grid_simple_and_powerful.html What does fail-over in distributed grid or cluster environment really mean? In a standard notion of it, users usually expect their data or logic to automatically fail-over to a new available grid node in case of a node crash. But is this really enough? What if, for example, a grid node is still alive, but it did not have the available resources to process your job. What if I/O on that node is to slow or database connection is not available? Also, a result of a computation could be application specific. If a computation throws an exception, depending on application logic it may or may not be worth while to retry the same computation on remote node. how-to java open source research Fri, 18 Apr 2008 09:35:02 GMT http://www.dzone.com/links/76430.html dgoldvekht 2008-04-18T09:35:02Z What does fail-over in distributed grid or cluster environment really mean? In a standard notion of it, users usually expect their data or logic to automatically fail-over to a new available grid node in case of a node crash. But is this really enough? What if, for example, a grid node is still alive, but it did not have the available resources to process your job. What if I/O on that node is to slow or database connection is not available? Also, a result of a computation could be application specific. If a computation throws an exception, depending on application logic it may or may not be worth while to retry the same computation on remote node.]]> 76430 2008-04-18T00:16:40Z 2008-04-18T09:35:02Z 7 0 210 0 http://www.dzone.com/links/images/thumbs/80x60/76430.jpg dgoldvekht http://www.dzone.com/links/images/avatars/242843.gif http://www.dzone.com/links/rss/mystery_of_accessibility_in_local_inner_classes.html Here is an interesting concept which I came across just recently and considered it worth sharing. The mysterious question which I faced was why exactly a variable must be declared as final to be passed into the method of a Local Inner Class. java methodology research Wed, 16 Apr 2008 17:50:31 GMT http://www.dzone.com/links/75839.html nitinpai 2008-04-16T17:50:31Z Here is an interesting concept which I came across just recently and considered it worth sharing. The mysterious question which I faced was why exactly a variable must be declared as final to be passed into the method of a Local Inner Class.]]> 75839 2008-04-14T18:16:53Z 2008-04-16T17:50:31Z 11 0 313 0 http://www.dzone.com/links/images/thumbs/80x60/75839.jpg nitinpai http://www.dzone.com/links/images/avatars/214892.gif http://www.dzone.com/links/rss/another_what_is_architecture_post.html I want to share one my favorite “white papers.” I, for many years, didn’t know what people meant when they said architecture (actually, they probably didn’t either) but after reading this 3 page paper... opinion research Tue, 15 Apr 2008 13:15:31 GMT http://www.dzone.com/links/75712.html mostlyharmless 2008-04-15T13:15:31Z I want to share one my favorite “white papers.” I, for many years, didn’t know what people meant when they said architecture (actually, they probably didn’t either) but after reading this 3 page paper...]]> 75712 2008-04-14T01:38:28Z 2008-04-15T13:15:31Z 8 0 358 0 http://www.dzone.com/links/images/thumbs/80x60/75712.jpg mostlyharmless http://www.dzone.com/links/images/avatars/217678.gif http://www.dzone.com/links/rss/rethinking_the_progress_bar_2.html I like a good UI as much as the next guy, but its not a layer I naturally strive to spend time on. I like simple, functional interfaces that work; if you want something with rounded corners and slick animations I might not be your man. But there was something that caught my eye about the paper Rethinking the Progress Bar, and it turned out to be some pretty interesting research. gui research Mon, 14 Apr 2008 19:29:58 GMT http://www.dzone.com/links/75747.html bloid 2008-04-14T19:29:58Z I like a good UI as much as the next guy, but its not a layer I naturally strive to spend time on. I like simple, functional interfaces that work; if you want something with rounded corners and slick animations I might not be your man. But there was something that caught my eye about the paper Rethinking the Progress Bar, and it turned out to be some pretty interesting research.]]> 75747 2008-04-14T10:10:54Z 2008-04-14T19:29:58Z 13 0 651 1 http://www.dzone.com/links/images/thumbs/80x60/75747.jpg bloid http://www.dzone.com/links/images/avatars/111696.gif http://www.dzone.com/links/rss/java_design_concept_2.html Java Design Concepts will provide information on how to design, implement and deploy system in a high availability enterprise environment. The design concepts include design patterns, and Object Oriented Programming (OO). Java technologies include J2EE, EJB, JAF, JMS, JSP, JSTL, JDBC etc... java research web design web services Mon, 14 Apr 2008 12:57:11 GMT http://www.dzone.com/links/75725.html andre mare 2008-04-14T12:57:11Z Java Design Concepts will provide information on how to design, implement and deploy system in a high availability enterprise environment. The design concepts include design patterns, and Object Oriented Programming (OO). Java technologies include J2EE, EJB, JAF, JMS, JSP, JSTL, JDBC etc...]]> 75725 2008-04-14T06:48:45Z 2008-04-14T12:57:11Z 8 0 527 0 http://www.dzone.com/links/images/thumbs/80x60/75725.jpg andre mare http://www.dzone.com/links/images/avatars/190395.gif