I want to draw line on image view the开发者_Python百科n image view is to put on scroll view. How to do that? Any Idea???
Set the scroll view's contents to a UIView. Display the image in the UIView, do a setNeedsDisplay on that view, and draw anything you want when the UIView's drawRect gets called.
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麻烦问下各位，什么样的旅行箱是高质量的好旅行箱？
种六月雪的女孩 9小时前 如果实在是开不了，那么我建议你把主机给他关了再次重启。求赏分。
我昨日刚去检查完糖耐，成果仍是不合格，医师说我有妊娠期糖尿病，可是我自己是不太信任的，由于我自身不爱吃甜食，就连辛辣影响的也不怎么吃，怀孕往后关于饮食更是留意，所以医师问咱们要不要医治的时分我没有马上
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I need to generate an XML output using Perl code.I\'m trying not to use any libraries,as it\'s very simple, temporary XML that gets used by another step in the process.
It seems to me Apple won\'t allow this, but I need to make sure. For an app we\'re building, we want to ask the user to enter payment information (including credit card details) to pay for tickets. T
是否在对方手机上显示已读，是由用户自行设置的。依次打开iPhone的“设置-信息”，会有一个“发送已读回执”的选项。将其打开，对方就能看到你，是否已经阅读了本条iMessage信息。将其关闭，对方就看不到。
微信重新建群怎么开发者_Go百科建？ 产品名称：苹果手机 产品型号：iPhone 11 系统版本：iOS 13
Is there anyway to use a PostgreSQL GUI to modify the database contents without doing a db:pul开发者_开发技巧l?
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