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- @huwan12345
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擅长的技术栈
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清空listview中数据
1、方法一listView.setAdapter(null);//清空之后，新数据貌似加不进来了。2、方法二： listAdapter.clear();//没有clear方法需要在adapter容器中定义//清空数据列表public void clear() { mContactsList.clear(); notifyDataSetChanged();
SDK does not contain ‘libarclite‘ at the path ‘/Applications/Xcode.app/Contents/Developer/Toolchains
前往文件夹 /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/低版本也会有这个错误，应该是依赖包少了点东西。将下载的arc 文件夹复制到lib文件夹下。即：直接将下载好的解压后粘贴进去即可。打开cmd，黑色的那个。
This method should not be called on the main thread as it may lead to UI unresponsiveness.
This method should not be called on the main thread as it may lead to UI unresponsiveness.
苹果开发ios查看当前项目pod使用的sdk的版本号
苹果开发ios查看当前项目pod使用的sdk的版本号
This method should not be called on the main thread as it may lead to UI unresponsiveness.
This method should not be called on the main thread as it may lead to UI unresponsiveness.
到底了