http://jcoehoorn.vox.com/library/posts/page/1/ en Vox Wed, 22 Jul 2009 06:50:51 -0700 Copyright 2009 http://blogs.law.harvard.edu/tech/rss http://jcoehoorn.vox.com/library/post/russian-peasant-multiplication.html?_c=feed-rss nobody@vox.com(jcoehoorn) http://jcoehoorn.vox.com/library/post/russian-peasant-multiplication.html?_c=feed-rss http://jcoehoorn.vox.com/library/post/russian-peasant-multiplication.html?_c=feed-rss Wed, 22 Jul 2009 06:50:51 -0700 Today's DailyWTF presented a programming challenge: write a function to multiply two numbers "Russian Peasant"-style. Reading that article, I immediately recognized two things. The first is that the algorithm essentially used a stack to hold com... <p style="clear:both;"> <a href="http://jcoehoorn.vox.com/library/post/russian-peasant-multiplication.html?_c=feed-rss#comments">Read and post comments</a> | <a href="http://www.vox.com/share/6a00c22525ad91604a011016795110860c?_c=feed-rss">Send to a friend</a> </p> puzzles code recursion http://jcoehoorn.vox.com/library/post/2009-the-year-the-personal-blog-died.html?_c=feed-rss nobody@vox.com(jcoehoorn) http://jcoehoorn.vox.com/library/post/2009-the-year-the-personal-blog-died.html?_c=feed-rss http://jcoehoorn.vox.com/library/post/2009-the-year-the-personal-blog-died.html?_c=feed-rss Mon, 06 Jul 2009 21:36:14 -0700 This space has really stagnated this year. And the thing is, it's not the only one. I have so many friends who have abandoned their blogs in the last 6 to 8 months. In fact, I'm going on record right now and calling 2009 the "year the personal ... <p style="clear:both;"> <a href="http://jcoehoorn.vox.com/library/post/2009-the-year-the-personal-blog-died.html?_c=feed-rss#comments">Read and post comments</a> | <a href="http://www.vox.com/share/6a00c22525ad91604a01101629c2ff860b?_c=feed-rss">Send to a friend</a> </p> blog http://jcoehoorn.vox.com/library/post/going-out-with-a-bang.html?_c=feed-rss nobody@vox.com(jcoehoorn) http://jcoehoorn.vox.com/library/post/going-out-with-a-bang.html?_c=feed-rss http://jcoehoorn.vox.com/library/post/going-out-with-a-bang.html?_c=feed-rss Mon, 06 Jul 2009 21:27:38 -0700 It's been a while since I've posted here, so to get caught up here a few of my own posts from StackOverflow that I'm most proud of: What should a Developer Know Before Building a Public Web Site A Control Adapter for the DropDownList control t... <p style="clear:both;"> <a href="http://jcoehoorn.vox.com/library/post/going-out-with-a-bang.html?_c=feed-rss#comments">Read and post comments</a> | <a href="http://www.vox.com/share/6a00c22525ad91604a011016a96c94860d?_c=feed-rss">Send to a friend</a> </p> stackoverflow http://jcoehoorn.vox.com/library/post/reflections-on-the-oraclesun-merger-cautiously-optimisitic.html?_c=feed-rss nobody@vox.com(jcoehoorn) http://jcoehoorn.vox.com/library/post/reflections-on-the-oraclesun-merger-cautiously-optimisitic.html?_c=feed-rss http://jcoehoorn.vox.com/library/post/reflections-on-the-oraclesun-merger-cautiously-optimisitic.html?_c=feed-rss Thu, 23 Apr 2009 08:23:54 -0700 It's been a few days now, so I've had time to think about what this will mean. My interest in Sun lies primarily with MySQL, Java, VirtualBox, and Solaris. As the title indicates, I'm cautiously optimistic. First I want to consider MySQL. On ... <p style="clear:both;"> <a href="http://jcoehoorn.vox.com/library/post/reflections-on-the-oraclesun-merger-cautiously-optimisitic.html?_c=feed-rss#comments">Read and post comments</a> | <a href="http://www.vox.com/share/6a00c22525ad91604a011017bcc674860e?_c=feed-rss">Send to a friend</a> </p> java mysql open source oracle virtualbox http://jcoehoorn.vox.com/library/post/delimited-strings-take-2.html?_c=feed-rss nobody@vox.com(jcoehoorn) http://jcoehoorn.vox.com/library/post/delimited-strings-take-2.html?_c=feed-rss http://jcoehoorn.vox.com/library/post/delimited-strings-take-2.html?_c=feed-rss Tue, 17 Mar 2009 06:22:07 -0700 Follow up to this post. I found this answer on StackOverflow this morning, which shows an even clearer way to concatenate delimited strings. I'm surprised I hadn't thought of this myself. The first part of that answer, while clever, isn't really... <p style="clear:both;"> <a href="http://jcoehoorn.vox.com/library/post/delimited-strings-take-2.html?_c=feed-rss#comments">Read and post comments</a> | <a href="http://www.vox.com/share/6a00c22525ad91604a011017b2642a860e?_c=feed-rss">Send to a friend</a> </p> stackoverflow ienumerable http://jcoehoorn.vox.com/library/post/datatable-to-json-and-naming-conventions.html?_c=feed-rss nobody@vox.com(jcoehoorn) http://jcoehoorn.vox.com/library/post/datatable-to-json-and-naming-conventions.html?_c=feed-rss http://jcoehoorn.vox.com/library/post/datatable-to-json-and-naming-conventions.html?_c=feed-rss Mon, 26 Jan 2009 08:38:10 -0800 Most .Net programmers who need to use JSON can either pull in a third-party library or are using .Net 3.5 and therefore can rely on the built-in JavascriptSerializer . However, I recently found myself needing to turn a .Net DataTable into JavaScr... <p style="clear:both;"> <a href="http://jcoehoorn.vox.com/library/post/datatable-to-json-and-naming-conventions.html?_c=feed-rss#comments">Read and post comments</a> | <a href="http://www.vox.com/share/6a00c22525ad91604a011015e43e88860b?_c=feed-rss">Send to a friend</a> </p> json naming conventions stackoverflow http://jcoehoorn.vox.com/library/post/creating-delimited-strings.html?_c=feed-rss nobody@vox.com(jcoehoorn) http://jcoehoorn.vox.com/library/post/creating-delimited-strings.html?_c=feed-rss http://jcoehoorn.vox.com/library/post/creating-delimited-strings.html?_c=feed-rss Thu, 22 Jan 2009 11:21:17 -0800 Today's question: How do I append a newline character for all lines except the last one? What I really want to talk it about is the subtle difference between clean code and readable code. Take these two samples: boolean first = true; StringB... <p style="clear:both;"> <a href="http://jcoehoorn.vox.com/library/post/creating-delimited-strings.html?_c=feed-rss#comments">Read and post comments</a> | <a href="http://www.vox.com/share/6a00c22525ad91604a011015e336a0860b?_c=feed-rss">Send to a friend</a> </p> stackoverflow http://jcoehoorn.vox.com/library/post/spreadsheetml.html?_c=feed-rss nobody@vox.com(jcoehoorn) http://jcoehoorn.vox.com/library/post/spreadsheetml.html?_c=feed-rss http://jcoehoorn.vox.com/library/post/spreadsheetml.html?_c=feed-rss Fri, 16 Jan 2009 11:51:31 -0800 This is something I stumbled on a while ago and known how to do in a basic sense. But now thanks to this StackOverflow question I also know what it's called. This will make a huge impact on my ability to use this in the future, as before I could... <p style="clear:both;"> <a href="http://jcoehoorn.vox.com/library/post/spreadsheetml.html?_c=feed-rss#comments">Read and post comments</a> | <a href="http://www.vox.com/share/6a00c22525ad91604a0109811f36af000c?_c=feed-rss">Send to a friend</a> </p> excel stackoverflow spreadsheetml http://jcoehoorn.vox.com/library/post/on-scalability-and-reliability.html?_c=feed-rss nobody@vox.com(jcoehoorn) http://jcoehoorn.vox.com/library/post/on-scalability-and-reliability.html?_c=feed-rss http://jcoehoorn.vox.com/library/post/on-scalability-and-reliability.html?_c=feed-rss Fri, 16 Jan 2009 10:11:30 -0800 Today I came across a question about virtualizing web servers and databases. It caught my eye because I'd asked a similar question back in November. The question got me thinking about scalability. Whatever current woes running a database or ... <p style="clear:both;"> <a href="http://jcoehoorn.vox.com/library/post/on-scalability-and-reliability.html?_c=feed-rss#comments">Read and post comments</a> | <a href="http://www.vox.com/share/6a00c22525ad91604a0109811f321d000c?_c=feed-rss">Send to a friend</a> </p> virtualization stackoverflow http://jcoehoorn.vox.com/library/post/re-purposed.html?_c=feed-rss nobody@vox.com(jcoehoorn) http://jcoehoorn.vox.com/library/post/re-purposed.html?_c=feed-rss http://jcoehoorn.vox.com/library/post/re-purposed.html?_c=feed-rss Fri, 16 Jan 2009 08:54:52 -0800 This blog has been feeling a bit neglected recently. So in an effort to get it going again I'm re-purposing it. I'll still post original content from time to time, but effective immediately this place is now primarily dedicated to highlighting i... <p style="clear:both;"> <a href="http://jcoehoorn.vox.com/library/post/re-purposed.html?_c=feed-rss#comments">Read and post comments</a> | <a href="http://www.vox.com/share/6a00c22525ad91604a0109d07d2e2d000e?_c=feed-rss">Send to a friend</a> </p>