#48: Rails to Blogger, Wordpress integration
on May 26, 2009, 08:06 AM UTC — from 
yliu
( 2,502 views )
yliu
( 2,502 views )
Looking for a reasonable library or wrapper around the Blogger API and Wordpress AtomPub/XML-RPC APIs, so that I can syndicate content to various blog engines, or just post content to user-specified blogs in general.
#47: finding a time zone give lat/lon coordinates
Solved!on May 22, 2009, 08:59 PM UTC — from 
kueda
( 1,408 views )
kueda
( 1,408 views )
A little while ago we started using time zones in iNat, which was more troublesome than anticipated. One problem I ran into was automatically setting the time zone from pre-existing observations given their lat/lon. I ended up http://www.earthtools.org/webservices...
#46: JEPController:checkBundle couldn't find libawt.jnilib
Solved!on May 20, 2009, 06:50 PM UTC — from yliu
( 1,155 views )
yliu
( 1,155 views )
At some point, my Firefox 3.0.x on OS X 10.5 stopped opening Java applets. The failure occurs silently -- the applet simply doesn't run, with no apparent error message in the browser.
In the Console log, the output is
5/20/09 11:43:02 AM [0x0-0x104104].org...
#45: why is Rails logging to ".log"?!
Solved!on May 15, 2009, 11:58 PM UTC — from kueda
( 663 views )
kueda
( 663 views )
I started using Workling, but quickly realized it was logging to "log/.log" for some inane reason.
#44: multivalue facet fields in acts_as_solr
Solved!on May 11, 2009, 06:57 PM UTC — from kueda
( 1,095 views )
kueda
( 1,095 views )
Solr supports faceted search, which is good, but acts_as_solr has pretty terribly documentation, which is bad.
#43: resetting Rails schema_migrations table
Solved!on May 09, 2009, 02:04 AM UTC — from kueda
( 2,738 views )
kueda
( 2,738 views )
I just ran a failing migration, and in a fit of panic, deleted all the rows from my schema migrations table. That's a pretty dumb thing to do.
#42: HTML or XHTML Parser for iPhone SDK 2.x
Solved!on May 07, 2009, 01:03 PM UTC — from yliu
( 9,143 views )
yliu
( 9,143 views )
A couple of my iPhone projects require a decent HTML/XHTML parser. On OS X, Cocoa ships with NSXMLDocument, which includes dirty HTML parsing functionality from libtidy. Unfortunately, NSXMLDocument is not part of the actual iPhone 2.2 SDK (though it is part...
#41: installing mapnik in OS X with MacPorts
Solved!on May 01, 2009, 04:49 PM UTC — from kueda
( 1,399 views )
kueda
( 1,399 views )
Mapnik is an open source map rendering lib that makes pretty maps and has an extensive Python API. Unfortunately, it's still a pain in the ass to install with macports. Luckily, there are some really helpful people in the community....
#40: macports thinks python26 needs xorg
Solved!on May 01, 2009, 07:19 AM UTC — from kueda
( 2,103 views )
kueda
( 2,103 views )
Clearly that is just plain ridiculous.
#39: Reversing PDB files to PML
Solved!on April 26, 2009, 02:40 PM UTC — from yliu
( 1,123 views )
yliu
( 1,123 views )
PDB-format eBooks are typically generated via PML (Palm Markup Language) files. I would like to reverse the process - extract the original PML document from a PDB file. Tools such as DropBook only go one-way.
#38: Migrate an SVN repository
on April 18, 2009, 08:14 AM UTC — from yliu
( 663 views )
yliu
( 663 views )
I need to move an SVN repository from http://svn.foo.com to http://svn.bar.com . I also have a working copy, checked out from foo.com, that has changes. I have a svndump of the last revision at foo.com. However, I no longer have commit access to foo.com...
#37: make url_for() generate a URL for the current page including GET params
Solved!on April 17, 2009, 12:44 AM UTC — from kueda
( 897 views )
kueda
( 897 views )
If you just use url_for() in a view, it will generate the url corresponding to the controller/action/id that generated, but it will leave out the precious GET params.
#36: How to change an Oracle database to noarchivelog mode
Solved!on April 16, 2009, 07:09 PM UTC — from 
jo
( 38,177 views )
jo
( 38,177 views )
What? Can't alter while sessions are open? Can't alter modes while database is closed? Problems I've encountered:
SQL> alter database noarchivelog;
alter database noarchivelog
*
ERROR at line 1:
ORA-01126: database must be mounted EXCLUSIVE and not open...
#35: validating date_select in rails
Solved!on April 15, 2009, 11:39 PM UTC — from kueda
( 1,337 views )
kueda
( 1,337 views )
If you use the date_select helper in Rails, setting all fields except for the year will result in MultiparameterAssignmentErrors. You can catch the exception, but it's kind of hard to catch it in a place where you can add errors to a model instance.
#34: Indexing the results of an nested set ancestry query
on April 15, 2009, 08:59 PM UTC — from kueda
( 602 views )
kueda
( 602 views )
I would like to use Sphinx and ThinkingSphinx to index the results of a nested set ancestry query, but I'm not entire sure how. The kind of query I need to do would be something like
SELECT id FROM taxa WHERE taxa.lft <= $target_taxon_lft AND taxa.rgt...
#33: Addicted to Buffy the Vampire Slayer
on April 15, 2009, 06:46 PM UTC — from kueda
( 731 views )
kueda
( 731 views )
I started watching and now it rules my life.
#32: MenuMeters Memory Meter reports negative page faults
Solved!
on April 15, 2009, 04:25 AM UTC — from yliu
( 3,305 views )
yliu
( 3,305 views )
The latest build of MenuMeters (1.3 as of this posting) can report negative values for its VM Statistics. For example, the page faults value can roll over INT_MAX to report -1,800,000 page faults, when I've ran the same OS X session for ~18 days. While it...
#31: Python csv and universal-newline mode
Solved!on April 09, 2009, 05:21 PM UTC — from yliu
( 30,142 views )
yliu
( 30,142 views )
When using Python 2.5's csv module, I keep running into a "new-line character seen in unquoted field" error.
In [16]: f = csv.reader(open("/Users/yliu/foo/data", "rb"), dialect=csv.excel_tab)
In [17]: for row in f:
print row...
#30: Eclipse fails to launch with shared library error
Solved!on April 02, 2009, 06:49 AM UTC — from yliu
( 12,048 views )
yliu
( 12,048 views )
After upgrading to Eclipse 3.4.2 on Mac OS X 10.5, I receive an error message at launch:
The Eclipse executable launcher was unable to locate its companion shared library
#29: Reset a frozen iPhone
Solved!on March 31, 2009, 02:33 AM UTC — from yliu
( 822 views )
yliu
( 822 views )
My iPhone 3G has completely frozen and does not respond to the usual reset methods (holding down the Sleep/Wake button at the top). I need to reset it.