What's a good hash function for o开发者_如何学JAVAverwriting NSObject's hash method in your custom classes?
Here is a good community wiki page discussing overwriting the functions Implementing -hash / -isEqual: / -isEqualTo...: for Objective-C collections.
And there is an implementation on one of the linked articles Best practices for overriding isEqual: and hash.
Recv failure: Connection was reset
Recv failure: Connection was reset
大家好，伊人来为大家解答以上问题。婆媳关系怎么处理，这三个技巧一定要铭记很多人还不知道，现在让我们一起来看看吧！
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参考消息网9月19日报道，据法新社9月18日报道，乌克兰总统泽连斯基18日说，基辅已“完全准备好”旨在结束与俄罗斯的冲突的“胜利计划”。他早些时候说，他将与美国总统乔·拜登讨论该计划。
103010正在紧张有序的拍摄中，恰逢演员王昌瑞的生日。现场工作人员为他庆生，主演也送上祝福。
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
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.
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
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