Maybe,your should have a look at the project calling "appengine- utitlies"
http://code.google.com/p/appengine-utitlies/ >> >> >> These are a collection of classes to be used for rapid development >> using Google App Engine. >> >> This starts with the session class which Joe Bowman wrote for a >> project he was working on and gave to the community because there >> seemed to be some demand for it. Any new classes will probably be a >> result of packages created for other projects, bundled inside this >> utilities module. This is a very loose project with developers >> encouraged to work and release their own modules independent of >> each other. >> >> Please check the Wiki and use the Issue Tracker. There's a link to >> the google groups discussion forum for this project in the links on >> the right. >> >> Current classes are: session.py - Used for session handling within >> a website, using the datastore as a backend. Only stores a session >> id in the browser, all other information is kept in the datastore. >> Supports customizable cookie paths and session expiration time. > 在 2008-10-3，上午12:42， Tony Arkles 写道： > > I don't think that'll help. :( > > I'm trying to ensure uniqueness... so if two people try to add the > same URL, there will only be one entry in the datastore. I don't > think there's any guarantee that tinyurl/etc would provide that > uniqueness constraint. > > Also, there will be a pretty decent volume of lookups going on, and > routing every request through tinyurl won't win me any friends :) > > > On Oct 2, 10:34 am, Gmail <[EMAIL PROTECTED]> wrote: >> Maybe,You Can try to short the URI by some service like this one; >> >>> Short URL is a Wordpress plugin that allows you to take a long URL >>> such as: >> >>> http://www.harleyquine.com/downloads/php-scripts/somefile.zip >> >>> and turn it into: >>> http://www.harleyquine.com/u/1 >> >> there are lots of this kind of services. >> >> 在 2008-10-2，下午11:55， Tony Arkles 写道： >> >> >> >>> Hi everyone, >> >>> I'm running into a bit of a snag, and I'm hoping that someone >>> might be >>> able to offer some suggestions. >> >>> I've got a Kind that is keeping track of information about URLs >>> (ratings, summary, etc). At first glance, it seems natural to key >>> Entities based on the full URL -- this will ensure that there is >>> only >>> ever one entry for each URL. get_or_insert() works awesome for >>> this. >> >>> This design was working great until yesterday, when I hit a URL that >>> was longer than 500 characters (egads!). >> >>> Now I don't know what to do! I want to ensure uniqueness on a per- >>> URL >>> basis, but it doesn't look like I can use it as a key anymore. >>> Since >>> you can't do queries within transactions, I'm at a loss for how to >>> do >>> this... >> >>> Any thoughts? >> >>> Cheers >>> Tony >> >> > > --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Google App Engine" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/google-appengine?hl=en -~----------~----~----~----~------~----~------~--~---
