Tag: cs193p

Please note, this blog entry is from a previous course. You might want to check out the current one.

Download Photos from Flickr using the background fetching API

Assignment #6 Task #7

Fetch the URLforRecentGeoreferencedPhotos from Flickr periodically (a few times an hour when your application is in the foreground and whenever the system will allow when it is in the background using the background fetching API in iOS). You must load this data into a Core Data database with whatever schema you feel you need to do the rest of this assignment.


Task #7 requires to use the background fetching API instead of using ephemeral sessions like we did in part #2.

Add the background-fetching capability to your target:

Continue reading “cs193p – Assignment #6 Part #3”

Please note, this blog entry is from a previous course. You might want to check out the current one.

… back to the actual task … prevent the “old” top-places table view controller from loading photos we do not need any more:

- (void)viewDidLoad
{
    [super viewDidLoad];
//    [self fetchPlaces];
}

Download Photos from Flickr using URLforRecentGeoreferencedPhotos:

Assignment #6 Task #1

Your application must work identically to last week except that where you are displaying the “top places” (as reported by Flickr), you are going to display the “top regions” in which photos have been taken. You will calculate the most popular regions from the data you gather periodically from the URLforRecentGeoreferencedPhotos.


Continue reading “cs193p – Assignment #6 Part #2”

Please note, this blog entry is from a previous course. You might want to check out the current one.

You might have noticed that since the last post – finishing with the tasks of assignment #5 – nearly half a year has gone by. Partly, because I had to earn money … if you feel the need to help there, you are welcome to use the flattr or paypal buttons at the end of this post, or just buy one of my apps in the AppStore and write nice reviews. But mostly, I delayed this post because of the structure of this assignment … there is none … where all the other assignments were straight forward, and most of the tasks were separated from each other, the tasks of this assignment are interspersed with each other. I could not find a way to separate them in a sensible way. I tried, I failed …

I have got a couple of emails asking about the sixth assignment. My guilty conscience forces me to continue. WWDC starts any minute, I should try to finish before iOS 8 is available (to late … ).
Continue reading “cs193p – Assignment #6 Part #1”