小编use*_*360的帖子

任何人都可以解释在SVN中进行差异时的颜色代码,即某些行被标记为红色,黄色,蓝色等等

我有一个UITableView,它通过NSFetchedResultsController填充.当用户向右滑动项目时,我出现了删除按钮,以便他/她可以使用以下方法删除对象:

// Override to support conditional editing of the table view.
- (BOOL)tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath {
// Return NO if you do not want the specified item to be editable.
    return YES;
}

 - (BOOL)tableView:(UITableView *)tableView canMoveRowAtIndexPath:(NSIndexPath *)indexPath {
    return YES;
}


 - (void)tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {

if (editingStyle == UITableViewCellEditingStyleDelete) {
    //perform similar delete action as above but for one cell

    XMPPUserCoreDataStorageObject *user = [[self fetchedResultsController] objectAtIndexPath:indexPath];

    NSLog(@"User delete: %@", [user displayName]);

    //delete from fetchController
    NSArray …