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What does a space mean in a CSS selector? i.e. What is the difference between .classA.classB and .cl
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105
.classA.classB refers to an element that has both classes A and B (class="classA classB"); wher...
Simulating ENTER keypress in bash script
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Michel de Ruiter
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answered Jun 7 '11 at 11:39
Tilman VogelTilman V...
How to find and return a duplicate value in array
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What is the difference between `raise “foo”` and `raise Exception.new(“foo”)`?
...rew Grimm
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answered Jan 26 '11 at 10:29
Daniel LucraftDaniel Lucraft
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How default .equals and .hashCode will work for my classes?
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edited Sep 18 '18 at 20:24
Basil Bourque
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How to make a great R reproducible example
...sed for making factors.
A few examples :
random values : x <- rnorm(10) for normal distribution, x <- runif(10) for uniform distribution, ...
a permutation of some values : x <- sample(1:10) for vector 1:10 in random order.
a random factor : x <- sample(letters[1:4], 20, replace = TRU...
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 Dialog中嵌入View、动态创建View的方法 - C/C++ - 清泛网 - 专注C/C++及内核技术
...oView);
if (!((CView*)m_pDemoView)->Create(NULL, NULL, WS_CHILD, CRect(0, 0, 0, 0), this, NULL, NULL))
{
AfxMessageBox(_T("Create view failed"));
return;
}
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//显示FormView
m_pDemoView->MoveWindow(rect);
m_pDemoView->ShowWindow(SW_SHOW);
m_pDemoView->OnInitialUpdate(); //...
How to change the CHARACTER SET (and COLLATION) throughout a database?
...n:
ALTER DATABASE <database_name> CHARACTER SET utf8 COLLATE utf8mb4_0900_ai_ci;
change table collation:
ALTER TABLE <table_name> CONVERT TO CHARACTER SET utf8 COLLATE utf8mb4_0900_ai_ci;
change column collation:
ALTER TABLE <table_name> MODIFY <column_name> VARCHAR(255) CH...
CSS hide scroll bar if not needed
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Martin
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answered Sep 10 '13 at 10:47
RJoRJo
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