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如何在swift的闭包解决循环引用，weak

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swift引用oc类在swift文件里如何给oc类的block赋值
let controller =UIImagePickerController.init() if index == 0 { controlle...

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this class is not key value coding-compliant for the key keyPath.
Failed to set (keyPath) user defined inspected property on (UIImageView)...

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UISearchBar外观
self.searchController= [[UISearchController alloc] initWithSearchResults...

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ld: framework not found Pods
运行别人的工程,发现第三方库内容改变了(ReactiveCocoa->ReactiveObjC), 删了Podfile.lock重新pod in...

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跳转到App Store页面评价页面与应用下载页面
//跳转到评价页面 NSString *str = [NSString stringWithFormat:@"http://itunes.app...

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ios如何查看真机调式,存在手机里的文件
首先打开手机模拟器.在菜单栏里点"Hardware",在下拉选项里选择"Device".此时会弹出子菜单,选择"Manage Devices"后...

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