{ "id": "136917", "key": "AC-817", "fields": { "issuetype": { "id": "1", "description": "A problem which impairs or prevents the functions of the product.", "name": "Bug", "subtask": false }, "project": { "id": "12217", "key": "AC", "name": "Appcelerator - INBOX", "projectCategory": { "id": "10000", "description": "", "name": "Customer Service" } }, "resolution": { "id": "1", "description": "A fix for this issue is checked into the tree and tested.", "name": "Fixed" }, "resolutiondate": "2015-04-06T23:37:15.000+0000", "created": "2014-09-21T06:07:26.000+0000", "labels": [ "TCSupportTriage" ], "versions": [], "issuelinks": [], "assignee": { "name": "mpmiranda", "key": "mpmiranda", "displayName": "Mauro Parra-Miranda", "active": true, "timeZone": "America/Mexico_City" }, "updated": "2016-03-08T07:37:05.000+0000", "status": { "description": "The issue is considered finished, the resolution is correct. Issues which are closed can be reopened.", "name": "Closed", "id": "6", "statusCategory": { "id": 3, "key": "done", "colorName": "green", "name": "Done" } }, "components": [], "description": "On the iPhone Retina (4-inch) Simulator running iOS 7.0.3, the listSection.updateItemAt method is significant slower in the new Titanium SDK 3.3.0.GA as compared to 3.2.2.GA.\r\n\r\nThe following code running on 3.2.2 takes about 2 seconds for the apples to change to oranges, but on 3.3.0, it took about 10 seconds. It's a lot worse when you have a slightly more complicated list template.\r\n\r\n{quote}\r\nvar win = Ti.UI.createWindow({backgroundColor: 'white'});\r\nvar listView = Ti.UI.createListView();\r\nvar sections = [];\r\n\r\nvar listSection = Ti.UI.createListSection();\r\nvar dataSet = [];\r\nfor (var i = 0; i < 3000; i++) {\r\n\tdataSet[i] = {properties: { title: 'Apple'}};\r\n}\r\nlistSection.setItems(dataSet);\r\nsections.push(listSection);\r\n\r\nlistView.sections = sections;\r\nwin.add(listView);\r\nwin.open();\r\n\r\nfor (var i = 0; i < 3000; i++) {\r\n\tlistSection.updateItemAt(i, {properties: { title: 'Orange'}});\r\n}\r\n{quote}", "attachment": [], "flagged": false, "summary": "Performance degradation in Titanium SDK 3.3.0.GA for the listSection.updateItemAt method in IOS", "creator": { "name": "mountriv99", "key": "mountriv99", "displayName": "Eric", "active": true, "timeZone": "Asia/Shanghai" }, "subtasks": [], "reporter": { "name": "mountriv99", "key": "mountriv99", "displayName": "Eric", "active": true, "timeZone": "Asia/Shanghai" }, "environment": null, "comment": { "comments": [ { "id": "335947", "author": { "name": "mountriv99", "key": "mountriv99", "displayName": "Eric", "active": true, "timeZone": "Asia/Shanghai" }, "body": "Hi, any updates on this? I'm stuck on 3.2.2 because of this bug. Is there any workaround for the moment? Any feedback would be appreciated, thanks.", "updateAuthor": { "name": "mountriv99", "key": "mountriv99", "displayName": "Eric", "active": true, "timeZone": "Asia/Shanghai" }, "created": "2014-12-11T02:57:03.000+0000", "updated": "2014-12-11T02:57:03.000+0000" }, { "id": "337569", "author": { "name": "mountriv99", "key": "mountriv99", "displayName": "Eric", "active": true, "timeZone": "Asia/Shanghai" }, "body": "just tried it on 3.5.0.RC and seems to be fixed, closing", "updateAuthor": { "name": "mountriv99", "key": "mountriv99", "displayName": "Eric", "active": true, "timeZone": "Asia/Shanghai" }, "created": "2014-12-29T17:38:28.000+0000", "updated": "2014-12-29T17:38:28.000+0000" } ], "maxResults": 5, "total": 5, "startAt": 0 } } }