Going to Rails 3 Cheat Sheet
Basic cheat sheet for me to help remember the new syntax of Rails 3. Check out the rubyonrails.org guide and also Rails 3 Upgrade Handbook
After upgrading to 10.6.5, can’t run sudo apachectl restart
I got this error whenever I ran sudo apachectl restart starting after a recent upgrade to 10.6.5: /usr/sbin/apachectl: line 82: ulimit: open files: cannot modify limit: Invalid argument After this…
App Loader, “The CodeResources file must be a symbolic link to _CodeSignature/CodeResources” (iPhone SDK)
When using App Loader, geting this error when trying to upload my zip file (happens right after you click “Send”): “The CodeResources file must be a symbolic link to _CodeSignature/CodeResources”…
New York Tech Meetup September 8th, 2010
Apture – (Tristan Acher) “We give readers power to search and explore information without leaving the page.” Financial Times is their customer. It is embedded software that displays an in-page…
New Software, Old Images (iTunes 10 gets a new logo)
Last week that Apple said that the new iTunes 10 logo has dropped the CD. This logo change received much bally-hooed flack in the media, with designers even spawning replacement…
Bugs that Drive me Crazy
In the “bugs that drive me crazy” category are two that I’ve recently discovered when I upgraded to the new iPhone 4. Both look like examples of programmers writing software…
The Magical Attribute Reader
Here’s a common pattern and good rails thing to know about: read_attribute(:symbol) Basically what it does is read the attribute from the object’s database field, even if you have over-ridden…
Using Paperclip to save the width and height of the attachemnt
When using Paperclip to save an attached image, how do I get & store the dimensions of the image? Best way is to create two fields to store the width…
NY Tech Meetup August 3rd, 2010
This is the 76th NY Tech meetup; September is going to be the 6th year anniversary. Nate has a little self back-patting before getting to the show. Nate toutes his…
CSS Positioning
CSS Positioning cheet-sheet. You actually need quite a bit of understanding of CSS to find this useful. I recommend David Sawyer McFarland’s book, CSS The Missing Manual.