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How do I show the value of a #define at compile-time?
...ring. When there is more than one component to the argument then they must all be strings so that string concatenation can be applied. The preprocessor can never assume that an unquoted string should be treated as if it were quoted. If it did then:
#define ABC 123
int n = ABC;
would not compile.
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To find whether a column exists in data frame or not
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all(c("d", "e", "f") %in% colnames(dat))
– skan
Jul 28 '17 at 19:59
add a comment
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iPhone - Get Position of UIView within entire UIWindow
...If your superView did not have a superView your view should not be seen at all
– user4951
Mar 19 '13 at 3:41
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CSS Image size, how to fill, not stretch?
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Since you can resize the image purely in the CSS, this allows you to use a large image and then scale it down according to each device's pixel density by using media queries.
– Marcelo De Polli
Aug 1 '12 at 16:59
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How do I update an entity using spring-data-jpa?
... object your found. These changes will be flushed to the database automatically at the end of transaction, so that you don't need to do anything to save these changes explicitly.
EDIT:
Perhaps I should elaborate on overall semantics of JPA. There are two main approaches to design of persistence AP...
How is a non-breaking space represented in a JavaScript string?
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  is a HTML entity. When doing .text(), all HTML entities are decoded to their character values.
Instead of comparing using the entity, compare using the actual raw character:
var x = td.text();
if (x == '\xa0') { // Non-breakable space is char 0xa0 (160 dec)
x...
What does [object Object] mean?
...g/specs/web-apps/current-work/multipage/…)
– Matt Ball
Jan 20 '11 at 17:21
More generally I'd be concerned that obje...
Responsive website zoomed out to full width on mobile
...ar and I have a demo website. When I resize the browser on a desktop, it all works fine including the nav bar which become collapsible menu with a small icon on the top which I can click to see more menu buttons.
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Handler is abstract ,cannot be instantiated
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@Glenn--, srsly, this just solved all manner of other errors in my code. ++ to this answer!
– Joel Balmer
Mar 12 '14 at 22:28
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What is the difference between call and apply?
What is the difference between using call and apply to invoke a function?
24 Answers
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