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Data binding to SelectedItem in a WPF Treeview
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243
I realise this has already had an answer accepted, but I put this together to solve the problem....
How do I select elements of an array given condition?
Suppose I have a numpy array x = [5, 2, 3, 1, 4, 5] , y = ['f', 'o', 'o', 'b', 'a', 'r'] . I want to select the elements in y corresponding to elements in x that are greater than 1 and less than 5.
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Gradients on UIView and UILabels On iPhone [duplicate]
...erKendall Helmstetter Gelner
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Short circuit Array.forEach like calling break
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30 Answers
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How can I get the max (or min) value in a vector?
...T (&a)[N]) { return a+N; }
int main()
{
const int cloud[] = { 1,2,3,4,-7,999,5,6 };
std::cout << *std::max_element(mybegin(cloud), myend(cloud)) << '\n';
std::cout << *std::min_element(mybegin(cloud), myend(cloud)) << '\n';
}
Oh, and use std::minmax_elemen...
How to force R to use a specified factor level as reference in a regression?
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See the relevel() function. Here is an example:
set.seed(123)
x <- rnorm(100)
DF <- data.frame(x = x,
y = 4 + (1.5*x) + rnorm(100, sd = 2),
b = gl(5, 20))
head(DF)
str(DF)
m1 <- lm(y ~ x + b, data = DF)
summary(m1)
Now alter the factor b ...
How do I rename a column in a SQLite database table?
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This was just fixed with 2018-09-15 (3.25.0)
Enhancements the ALTER TABLE command:
Add support for renaming columns within a table using ALTER TABLE table RENAME COLUMN oldname TO newname.
Fix table rename feature so that it also updates references...
What's Up with Logging in Java? [closed]
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edited May 23 '17 at 11:47
Community♦
111 silver badge
answered Dec 10 '08 at 1:50
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How to install JSTL? The absolute uri: http://java.sun.com/jstl/core cannot be resolved
...web.xml is declared conform at least Servlet 2.4 and thus not as Servlet 2.3 or older. Otherwise EL expressions inside JSTL tags would in turn fail to work. Pick the highest version matching your target container and make sure that you don't have a <!DOCTYPE> anywhere in your web.xml. Here's a...
Combine Date and Time columns using python pandas
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173
It's worth mentioning that you may have been able to read this in directly e.g. if you were usin...