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How to get the selected index of a RadioGroup in Android
...2, the index of the selected radiobutton in the radiogroup. this is not a listview.
– John Boker
Jun 22 '11 at 13:17
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ObservableCollection Doesn't support AddRange method, so I get notified for each item added, besides
...hanging the collection so you can regret (useful when using with DataGrid, ListView and many more, that you can show an "Are you sure" confirmation to the user), the updated VB version is in the bottom of this message.
Please accept my apology that the screen is too narrow to contain my code, I don...
Android : difference between invisible and gone?
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For ListView or GridView there is an another difference, when visibility initially set to
INVISIBLE:
Adapter's getView() function called
GONE:
Adapter's getView() function didn't call, thus preventing views to load, wh...
与复制构造函数相关的错误.例如:0x77D9FCAA (ntdll.dll) (prog31.exe 中)处...
...导致堆已损坏的错误。当然，如果在析构函数中删除name数组空间后，将name指针置为空，不会产生堆损坏错误。但是在析构函数中将指针置为空，将隐藏程序bug,与复制构造函数相关的错误依然存在。
因此解决的办法，就是正...
MFC CString::Format()函数详解 - C/C++ - 清泛网 - 专注C/C++及内核技术
...m数据输出宽度为m
.n输出小数位数为n
2、Args是一个变体数组，即它里面可以有多个参数，而且每个参数可以不同。
如以下例子：
Format("my name is %6s","wind");
返回后就是
my name is wind
现在来看Format参数的详细情况：
F...
Animate visibility modes, GONE and VISIBLE
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You probably want to use an ExpandableListView, a special ListView that allows you to open and close groups.
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setBackground vs setBackgroundDrawable (Android)
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What if I have to set background repeatedly, say in listview? setBackgroundResource(int) accepts resource id, therefore it has to inflate the view each time in order to set the background. I do not want such behaviour, assuming I already have inflated Drawable. Am I missing so...
Set selected item of spinner programmatically
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Thanks, that worked! btw works for ListView.post.run() performItemClick() as well
– Michael D.
Aug 12 '14 at 13:30
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无社交不商业，Uber将边缘化BAT - 资讯 - 清泛网 - 专注C/C++及内核技术
...酒店的住客难道只睡觉吗？睡袍、被子不能卖吗？扫一下二维码就可以下单，然后快递上门。
关注产品，你就只有住房这一个产品；关注人，可以有很多产品。
未来的产品利润会趋近于0，获取客户成本会越来越高，最大的...
Deep Learning（深度学习）学习笔记整理系列之（一） - 大数据 & AI - 清泛...
...他们在猫的后脑头骨上，开了一个3 毫米的小洞，向洞里插入电极，测量神经元的活跃程度。
然后，他们在小猫的眼前，展现各种形状、各种亮度的物体。并且，在展现每一件物体时，还改变物体放置的位置和角度。他们...