eurucamp 2014 – my first conference
Well, that was my first conference i’ve ever been. eurucamp 2014 in Potsdam, Germany. From 1st august to 3rd august. What should i say, it was amazing. eurucamp is not a usual conference, it’s more like a big family meeting with camping. Before the conference my expectations were really low, yeah you participate in a […]
verifying iOS store receipt on own server
If you have In App Purchases in your iOS app, apple recommends to validate the purchase. There are to ways: first connecting the apple app store directly within your app, and second send a so called receipt to your own server and having your server perform the validation with the App Store server. I want to […]
rails caching with redis – invalidation done right
in my last article about using redis as rails cache i used the redis ‘keys’ function to invalidate cache. as my readers noted, and i experienced myself, this is not a good idea if you plan on storing a few million keys in your redis-db. so today we’ll look at how to do this invalidation […]
using redis to track and uniquify impressions with rails
as redis has become the number one contender for memcaches throne of key-value storage engines. it deserves a closer look why so many rails developers are flocking to it. redis has a set of commands and functions that enable endless possibilities to those creative enough to use them in a new way. today i want […]
mac os 10.6, ports, postgresql, rvm and the pg gem
i hope i hit all the necessary keywords with the title so you can find this one on google. because if you, just like me, are switching to rvm on your mac os development environment and installed your postgresql via ports gem install pg will fail telling you, that you are missing the right headers. […]
phm_gallery a gallery generator for radiant
i created a nifty little radiant extension for some friends which helps you to create seo friendly galleries from file system folders and so i wanted to share it with you.
paperclip with more than 32.000 attachments
those of you who run their rails app with paperclip on a standard linux server and ever tried to save more than 32.000 attachments may know the problem. the saving of new files is shamefully refused with a meaningless error message.
migrating your app from mysql to psql the nice way
today i want to talk about something that might be of growing interest in the near future. how to get all your data from that dying old mysql database to your shiny new postgresql without all the heavy lifting?
saving ruby on rails attachments as blobs
today we want to speak about a rather controversial topic: saving your attachments for models as BLOBs into a SQL-database.