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C++ Returning reference to local variable
...- and then suddenly cease to function after one particularly deeply nested set of functions, or a function with really huge sized or many local objects, reaches that stack-memory again.
It even can happen that you reach the same program part again, and overwrite your old local function variable wit...
Map implementation with duplicate keys
...readObject/writeObject methods, as do ArrayListMultimap and Immutable{List,Set}Multimap. I would consider a useless deserialized instance a bug worth reporting.
– nd.
Jul 25 '14 at 6:02
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getting the last item in a javascript object
...r in practice there is (barring any bugs which naturally can screw up even set-in-stone officially specified behavior).
Furthermore, the de-facto enumeration order of object properties is likely to be codified in future EMCAScript specs.
Still, at this time I would not write code around this, most...
Best way to alphanumeric check in JavaScript
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10 Answers
10
Active
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Javascript - How to extract filename from a file input control
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130
Assuming your <input type="file" > has an id of upload this should hopefully do the trick:...
How to convert milliseconds into human readable form?
...obody else has stepped up, I'll write the easy code to do this:
x = ms / 1000
seconds = x % 60
x /= 60
minutes = x % 60
x /= 60
hours = x % 24
x /= 24
days = x
I'm just glad you stopped at days and didn't ask for months. :)
Note that in the above, it is assumed that / represents truncating integ...
C multi-line macro: do/while(0) vs scope block [duplicate]
I've seen some multi-line C macros that are wrapped inside a do/while(0) loop like:
1 Answer
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C++代码执行安装包静默安装 - C/C++ - 清泛网 - 专注C/C++及内核技术
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PROCESS_INFORMATION pi;
STARTUPINFO si;
memset( &si, 0, sizeof( si ) );
si.cb = sizeof( si );
si.wShowWindow = SW_SHOW;
si.dwFlags = STARTF_USESHOWWINDOW;
//nsis安装包
szCmdline = _T("/NCRC /S /D=\"");
szCmdline.Append( DEFAULT...
CListCtrl 行高设置，自定义行高 - C/C++ - 清泛网 - 专注C/C++及内核技术
...sureItem(LPMEASUREITEMSTRUCT lpMeasureItemStruct)
{
if (m_nRowHeight>0)
{
lpMeasureItemStruct->itemHeight = m_nRowHeight;
}
}
void CMyListCtrl::OnMeasureItem(int nIDCtl, LPMEASUREITEMSTRUCT lpMeasureItemStruct)
{
CListCtrl::OnMeasureItem(nIDCtl, lpMeasureItemStruct...
MFC 改变Edit等控件的高度、大小及位置 - C/C++ - 清泛网 - 专注C/C++及内核技术
MFC 改变Edit等控件的高度、大小及位置pWnd->MoveWindow( CRect(0,0,100,100) ); 在窗口左上角显示一个宽100、高100的编辑控件SetWindowPos()函数使用更灵活，多用于只修改...pWnd->MoveWindow( CRect(0,0,100,100) ); //在窗口左上角显示一个宽100、高100...