I haven't found the EAR project to be necessary. I work on individual
modules separately; I just do a mvn package to build a module's WAR file
and then do testing/debugging by running the devserver against that WAR
file. I also deploy those module WAR files individually when I need to via
Thanks, I've seen that and used that info for my implementation, yet it
doesn't seem to be working for me. That info is from 2011, maybe things
have changed? Or maybe it's necessary but not sufficient; i.e. the Edge
Cache won't cache unless you do those things, but it may still use other
I'm storing images in GCS and serving them via a serving URL generated by
the ImagesService. One problem I've noticed is that although I've
specified cache control metadata on the GCS objects (e.g. max-age), the
cache control headers in the response from the image serving URL seem to be
OK, I've got a handler running on a test URL, and it's returning the
following response headers.
Cache-Control: public, max-age=31449600 (that's 364 days)
Pragma: Public
I've got biling enabled. My domain is an appspot.com domain (it would
appear that at some point in this past, this didn't
I'm working up a spreadsheet to help project GAE costs for an application.
Basically I want to do stuff like:
- enumerate all the kinds of requests the service will be receiving, and
for each one identify the number of datastore small/read/write operations
per request, the number of
My GAE application allows clients to upload files. The app implements the
upload functionality using upload URLs generated by the BlobstoreService,
configured to store the files in GCS (not the Blobstore). When my app
receives the post-upload callback request from the BlobstoreService, I
My experience has been that it doesn't matter what name you pick, if it
doesn't have a hyphen, it won't be accepted. I'm sure there are other
magic characters, but generally speaking, a name like
jknvajkdhnilutysljknfvbkljhsldfkjtysuiehlvks won't work, while
OK, it's been 3 years. Anybody know if this policy is still in effect?
I'm working with a startup and I want to get them off the ground with GAE
by creating the application for them and then transferring it to them
later, but I don't want to use up one of my allotted 10 applications
This might
help:
http://stackoverflow.com/questions/12358372/how-to-junit-test-entity-persistence-with-hrd-w-o-parent-relationship
If you're using Eclipse, the unapplied job percentage is specified in the
App Engine tab of the Run Configurations dialog.
-Andy
On Wednesday, January 9, 2013
On Tuesday, October 23, 2012 5:13:28 PM UTC-4, Andrew Mackenzie wrote:
After reading the documentation that, yes you will get an exception (or if
it is the write that has arrived late then it will get the exception on
committing...) - otherwise, what would be the point of using an
I've got a GAE/Java app an I'm experimenting with using app.yaml instead of
manually maintaining web.xml and appengine-web.xml. However, I can't
figure out what I need to do to generate the xml files from the yaml file
in my build. The GPE seems to really want the xml files for local
Thanks, Robert.
FYI, you're right, a little code spelunking
http://code.google.com/codesearch#Qx8E-7HUBTk/trunk/java/src/main/com/google/appengine/api/taskqueue/QueueApiHelper.javaq=TransactionalTaskException%20package:http://googleappengine%5C.googlecode%5C.comct=rccd=4sq=l=38in
[hmm, this
questionhttp://stackoverflow.com/questions/9331545/which-task-queue-exceptions-raised-from-add-make-sense-to-retrydidn't
attract any interest on StackOverflow..., thought I'd give it a try
here]
I'm looking to add some defensive exception handling/retry logic around my
(Java)
Personally, I find Brandon's input here to be useful. The lengthy tails
are not my favorite thing, but I'd rather have them than his absence.
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, if it is
not implied by the context of the referencing object.
In a nutshell, it seems to me that a Key is just a formatted string that
encapsulates the reference information, but there's no magic there.
Are there benefits to using the Key property type that I'm overlooking?
-AndyD
P.S. some other discussion
operations in transaction A. Does the commit of A fail
with a ConcurrentModificationException?
-AndyD
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Yes, I see what you're saying. But in looking at both your and Robert's
approaches, I still have questions.
Jeff, how does your approach avoid executing the operation twice? Let's
say there's a web page with a submit button that triggers the process, and
the user clicks that button twice.
Yes, I see what you're saying. But in looking at both your and Robert's
approaches, I still have questions.
Jeff, how does your approach avoid executing the operation twice? Let's
say there's a web page with a submit button that triggers the process, and
the user clicks that button twice.
Yes, I see what you're saying. But in looking at both your and Robert's
approaches, I still have questions.
Jeff, how does your approach avoid executing the operation twice? Let's
say there's a web page with a submit button that triggers the process, and
the user clicks that button twice.
Would a task queue work here? You could queue a task with a name that is
unique to the operation (e.g. leveraging some payment ID, in the example
case). If a task with the same name is already in the queue, or was in the
queue in the last 7 days, GAE won't queue it again. This gives you the
Would a task queue work here? You could queue a task with a name that is
unique to the operation (e.g. leveraging some payment ID, in the example
case). If a task with the same name is already in the queue, or was in the
queue in the last 7 days, GAE won't queue it again. This gives you the
That did the trick, thanks!
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and
Content-Type:text/plain
That seems bogus, and it's confusing the REST library (Restlet) that I'm
using to handle the request content negotiation. Bug?
-AndyD
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