google-app-engine

appengine sms verification: multiple accounts?

Is there a workaround to SMS verifying multiple app engine accounts with the same mobile number? I have an Apps account and a congruent Google account and I use them interchangeably to administer my apps (some on my domain, some on Google apps) and separately for different email roles. Unfortunately, I cannot verify my Google account b...

hosting a simple chat on google app engine

use case: 5 - 30 users simultaniously on a chat. is it a good idea / is it possible to code this on google app engine? ...

3rd party .jar includes with Google App Engine

I am writing a Google App Engine app using Java that uses 3rd party libraries. I am getting a "java.lang.NoClassDefFoundError" when running the app when it hits the line with references to the 3rd party library. This app works when creating a normal servlet, so I am pretty sure the code is correct. I am developing in Eclipse. Does th...

Is there a time limit to Cron jobs in Google Apps?

I have created a cron job to scan rss/atom feeds but want to know if there is a timeout on this. The documentation says that requests are limited to 30 seconds; is a cron job a regular request that is subject to this restriction? Should I break the job up into one scan per cron job just to be on the safe side, or is there a better way?...

Google AppEngine case insensitive for all url request how?

This is with reference to following question.. http://stackoverflow.com/questions/1428431/switch-off-case-sensitive-urls-in-google-app-engine I am trying to use appengine as CDN. There is a lot of code written where javascript and css is being accessed in pages without considering case sensitivity. My App file looks like below.. hand...

Can't add Google Plugin for Eclipse to Eclipse for Java EE developers (Helios edition)?

I just installed Eclipse Helios (Java EE edition) and tried to install the Google App Engine plugin for Eclipse. I get the following error: Cannot complete the install because one or more required items could not be found. Software being installed: Google Plugin for Eclipse 3.5 1.3.3.v201006111302 (com.google.gdt.eclipse.suite.e35.fe...

How to implement Google-style pagination on app engine?

Hi. See the pagination on the app gallery? It has page numbers and a 'start' parameter which increases with the page number. Presumably this app was made on GAE. If so, how did they do this type of pagination? ATM I'm using cursors but passing them around in URLs is as ugly as hell. ...

How do I open a GAE account on behalf of my company?

We are planning to build an app on GAE that is going to be public- facing. Initially I thought of creating a special email ID like "gae- [email protected]", sign up for GAE using that and develop/deploy apps on that account. However, when I was trying to sign up for an account using this special company email ID, I realized that I won'...

How to query java appengine datastore VIEWER for entity using a Long id

Hi all, I'm trying to do something relatively straightforward and something I think I used to be able to do. I'm trying to use the admin interface to query my datastore using a long id. The entity in question is defined as: @PersistenceCapable(identityType = IdentityType.APPLICATION, detachable = "true") public class Notification { ...

Why is my variable empty in post?

This is what I'm trying to do. Have one main form with all the data and have several dialogs, from which the data will be added to the main form. After all the data is in the main form I will submit the form. But the problem is it won't save the values of the data in the dialogs when I copy the html to the main form. It won't put the va...

OpenID auth: which method to get a unique identifier to use as key?

Using OpenID auth, which is the proper User instance method to get a unique identifier useful for creating and identifying a user on Datastore as key_name? Available methods : nickname() For OpenID users, the nickname is the OpenID identifier. federated_identity() Returns the user's OpenID identifier. federated_provide...

Django Template Syntax Error in Google App Engine

I tried launching my Google App Engine app on localhost, and got a Django error I am stuck on. "TemplateSyntaxError: Template 'base/_base.html' cannot be extended, because it doesn't exist" I put the templates in a /templates, and then _base.html & index.html in /templates/base . Thanks! Emile @ proudn00b.com The Error: Traceback (m...

Use java gdata client from appengine to call a published google apps script. Is it possible?

Hi, Google docs (for GAFYD) has a fantastic approach of allowing you to write a apps script and publish it as a web service. The Use case they are touting is to return a UI which would do things to the document or other documents in that Google account. I was wondering a couple of things: 1. Now when you take a published url for a scri...

Favorite Google App Engines Tips and Features

When starting with any new major library or system, I go to StackOverflow for the "What should I know?" questions. The answers might be subjective, but the advice usually saves me many hours of trouble. So far, I have burned a number of hours on Google App Engine tripping over the same issues that more experienced developers here alrea...

Subdomain is preventing my search results from rising as it should in page rank

My problem is that I have a site which has requires a dedicated page for every city I choose to support. Early on, I decided to use subdomains rather than a directly after my domain (ie i used la.truxmap.com rather than truxmap.com/la). I realize now that this was a major mistake because Google seems to treat la.truxmap.com as a comple...

Making AJAX Applications Crawlable? How to build a simple web service on Google App Engine to produce HTML Snapshots?

Real World Problem: I have my app hosted on Heroku, who (to my knowledge) are unable to offer a solution for running a Headless (GUI-less) Browser - such as HTMLUnit - for generating HTML Snapshots for Googlebot to index my AJAX content. My Proposed Solution: If you haven't already, I suggest reading Google's Full Specification for M...

Google app engine python problem

I'm having a problem with the datastore trying to replicate a left join to find items from model a that don't have a matching relation in model b: class Page(db.Model): url = db.StringProperty(required=True) class Item(db.Model): page = db.ReferenceProperty(Page, required=True) name = db.StringProperty(required=True) I wa...

GWT: FlexTable swaping rows with Up/Down Buttons

i want to design a FlexTable programmaticaly which looks like this: http://uploadz.eu/images/v4z6gucp2gg8ql9pzj.png Since OnClick Methods can't get other Parameters then an Event and the buttons don't know "on which row they are", i can't tell the button "please swap the row, where you currently are with your buddy on top of you". I wo...

Google App Engine, Python and IPython

I want to use IPython under GAE to debug scripts locally: import ipdb; ipdb.set_trace() but GAE restricts loading some modules from sys.path. Can I bypass this somehow? ...

What are examples of high volume apps running on Google app engine?

What are examples of high volume apps running atop of Google app engine? ...