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C++ valarray vs. vector
...ample. (By the way, if mean is really int, not double, you may need static_cast<double>(mean).)
– musiphil
Mar 27 '13 at 23:12
...
When to use SELECT … FOR UPDATE?
Please help me understand the use-case behind SELECT ... FOR UPDATE .
2 Answers
2
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What is a wrapper class?
...ed to write a big code . However, the same can be achieved with the simple casting technique as code snippet can be achieved as below
double d = 135.0;
int integerValue = (int) d ;
Though double value is explicitly converted to integer value also called as downcasting.
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What do people find difficult about C pointers? [closed]
... left till someone tries to build a compiler.
"Memory is memory is memory" Casting just changes which versions of operators or how much room the compiler gives for a particular chunk of memory. You know you're dealing with this problem when people talk about "what (primitive) variable X really is".
...
How do I style a dropdown with only CSS?
Is there a CSS-only way to style a <select> dropdown?
24 Answers
24
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How to bind to a PasswordBox in MVVM
...u wanted to keep things strongly typed, you could substitute the (dynamic) cast with the interface of your ViewModel. But really, "normal" data bindings aren't strongly typed either, so its not that big a deal.
private void PasswordBox_PasswordChanged(object sender, RoutedEventArgs e)
{
if (thi...
Get top 1 row of each group
...
;WITH cte AS
(
SELECT *,
ROW_NUMBER() OVER (PARTITION BY DocumentID ORDER BY DateCreated DESC) AS rn
FROM DocumentStatusLogs
)
SELECT *
FROM cte
WHERE rn = 1
If you expect 2 entries per day, then this will arbitrarily pick one...
What does the ^ operator do in Java?
...es not have such an operator. You can use double Math.pow(double, double) (casting the result to int if necessary).
You can also use the traditional bit-shifting trick to compute some powers of two. That is, (1L << k) is two to the k-th power for k=0..63.
See also
Wikipedia: Arithmetic shi...
SQL query to find record with ID not in another table
...
Try this
SELECT ID, Name
FROM Table1
WHERE ID NOT IN (SELECT ID FROM Table2)
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Removing rounded corners from a element in Chrome/Webkit
...sheet for Chrome gives a border-radius of 5px to all the corners of a <select> element. I've tried getting rid of this by applying a radius of 0px through my external stylesheet, as well inline on the element itself; I've tried both border-radius:0px and -webkit-border-radius:0px; and I...