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viewWillDisappear: Determine whether view controller is being popped or is showing a sub-view contro
I'm struggling to find a good solution to this problem. In a view controller's -viewWillDisappear: method, I need to find a way to determine whether it is because a view controller is being pushed onto the navigation controller's stack, or whether it is because the view controller is disappearing ...
Swift - How to convert String to Double
I'm trying to write a BMI program in swift language.
And I got this problem: how to convert a String to a Double?
29 Answer...
angularjs directive call function specified in attribute and pass an argument to it
I want to create a directive that links to an attribute. The attribute specifies the function that should be called on the scope. But I also want to pass an argument to the function that is determined inside the link function.
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How can you profile a Python script?
Project Euler and other coding contests often have a maximum time to run or people boast of how fast their particular solution runs. With Python, sometimes the approaches are somewhat kludgey - i.e., adding timing code to __main__ .
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What is the difference between 'typedef' and 'using' in C++11?
I know that in C++11 we can now use using to write type alias, like typedef s:
7 Answers
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How to list the tables in a SQLite database file that was opened with ATTACH?
What SQL can be used to list the tables, and the rows within those tables in an SQLite database file - once I have attached it with the ATTACH command on the SQLite 3 command line tool?
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Tick symbol in HTML/XHTML
We need to display a tick symbol (✓ or ✔) within an internal web app and would ideally like to avoid using an image.
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Android Activity as a dialog
I have an Activity named whereActity which has child dialogs as well. Now, I want to display this activity as a dialog for another activity.
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MFC RadioButton用法详解 - C/C++ - 清泛网 - 专注C/C++及内核技术
...变量（略）
方法二：直接编程如下
RadioButtonInstanceDlg.h文件中：
代码部分如下
class CRadioButtonInstanceDlg : public CDialogEx
{
// 构造
public:
CRadioButtonInstanceDlg(CWnd* pParent = NULL); // 标准构造函数
// 对话框数据
enum { IDD = ...
C/C++ line number
In the sake of debugging purposes, can I get the line number in C /C++ compilers?
(standard way or specific ways for certain compilers)
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