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Add UIPickerView & a Button in Action sheet - How?
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Update for iOS 7
Apple docs for UIActionSheet: UIActionSheet is not designed to be subclassed, nor should you add views to its hierarchy
I recommend against trying to customize the contents of an ActionSheet, as it can lead to ser...
Android EditText delete(backspace) key event
How can I detect delete (backspace) key event for a editText? I've tried using TextWatcher, but when the editText is empty, when I press delete key, nothing happens. I want to detect delete key press foe an editText even if it has no text.
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Gradients in Internet Explorer 9
Does anyone know the vendor prefix for gradients within IE9 or are we still supposed to still be using their proprietry filters?
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Hibernate throws MultipleBagFetchException - cannot simultaneously fetch multiple bags
... appropriate than List<Child>, so unless you really need a List - go for Set
But remind that with using sets you won't eliminate the underlaying Cartesian Product as described by Vlad Mihalcea in his answer!
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Which HTTP methods match up to which CRUD methods?
...ate.
Correction: POST can also map to Update although it's typically used for Create. POST can also be a partial update so we don't need the proposed PATCH method.
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How do I recover/resynchronise after someone pushes a rebase or a reset to a published branch?
...k, that it’s dangerous, etc. However, I have not seen any recipes posted for how to deal with the situation in case a rebase is published.
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Style bottom Line in Android
...ong the bottom. One potential side-effect (which I haven't tried) is that, for views that draw outside their own bounds, the negative-margin borders may become visible.
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How to check if a model has a certain column/attribute?
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For a class
Use Class.column_names.include? attr_name where attr_name is the string name of your attribute.
In this case: Number.column_names.include? 'one'
For an instance
Use record.has_attribute?(:attr_name) or record....
Linux进程与线程总结 [推荐] - C/C++ - 清泛网 - 专注C/C++及内核技术
...其父进程终止,则可以使用下面的循环方式:
while(getppid() != 1)
sleep(1);
这种循环称为轮询(polling),由于所有的进程都共有一个最原始的父进程init,其pid为1,所以每隔1秒查询一次父进程状态,直至父进程终止。
以上...
How to get href value using jQuery?
...o the element clicked, whereas in your case you're always getting the href for the first <a> on the page. This, incidentally, is why your example works but your real code doesn't
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