nsoperationqueue
I get EXC_BAD_ACCESS when MaxConcurrentOperationCount > 1
Hello i am using NSOperationQueue to download images in the background. I have created a custom NSOperation to download the images. I put the images in table cells. The problem is if I do [operationQu[详细]
2022-12-25 15:57 分类：问答Does Multiple NSURLConnection make delay of performance?
I made a multi files downloader. I implemented NSURLConnection using NSOperationQueue. NSOpetationQueue has many NSURLConnection operations.[详细]
2022-12-23 05:07 分类：问答ASIHTTPRequest swallows up my NSOperation variables in synchronous mode
Hey I have been battling with this problem for a while now. Perhaps there is something I am missing in knowledge about multi threading but here is what happens. When I create an nsoperation queue any[详细]
2022-12-18 06:18 分类：问答NSOperation blocks UI painting?
I\'m after some advice on the use of NSOperation and drawing: I have a main thread create my NSOperation subclass, which then adds it to an NSOperationQueue.[详细]
2022-12-17 22:00 分类：问答OpenFlow :: Howto Stream Images
I am trying to use OpenFlow (http://apparentlogic.com/openflow/) in an iPhone App to stream files off of my server. How can I do this? Should I be using NSOperationQueue?[详细]
2022-12-17 17:40 分类：问答While switching view on navigation bar, how to quit NSOperationQueue thread safely without EXC_BAD_ACCESS error
I am using an UITableView to show some string messages, and I use NSOperationQueue to hold an customized NSOperation which fetchs message in background thread. After one message fetched successfully,[详细]
2022-12-15 16:28 分类：问答Fetching Core Data in the background
I have a Navigation View with a Table View, when a row is clicked, the row indexPath is passed to the 开发者_如何学编程next view.[详细]
2022-12-11 04:57 分类：问答
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