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Breaking loop when “warnings()” appear in R
...ely, R will also report to you that these particular errors were converted from warnings.
j <- function() {
for (i in 1:3) {
cat(i, "\n")
as.numeric(c("1", "NA"))
}}
# warn = 0 (default) -- warnings as warnings!
j()
# 1
# 2
# 3
# Warning messages:
# 1: NAs introduced by c...
Difference between no-cache and must-revalidate
From the RFC 2616
4 Answers
4
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How to access the GET parameters after “?” in Express?
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Mind that req.params is different from req.query! expressjs.com/en/api.html#req.params expressjs.com/en/api.html#req.query @adelriosantiago
– caesarsol
Jan 14 '19 at 11:28
...
How do I cancel form submission in submit button onclick event?
...our form doesn't submit.
You should also probably move your event handler from inline.
document.getElementById('my-form').onsubmit = function() {
return isValidForm();
};
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Grab a segment of an array in Java without creating a new array on heap
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I think a lot of people want to create a sub array from an array and aren't to worried that it uses some more memory. They come across this question and get the answer they want - so please don't delete as it's useful - I think that's ok.
– The Lonely Co...
Android - How to get application name? (Not package name)
...t.getString(stringId);
}
Hope this helps.
Edit
In light of the comment from Snicolas, I've modified the above so that it doesn't try to resolve the id if it is 0. Instead it uses, nonLocalizedLabel as a backoff. No need for wrapping in try/catch.
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make_unique and perfect forwarding
...an simply be a class instead of function. For example, see my blog article from May 2010. It's also linked to from the discussion on Herb's blog.
– Cheers and hth. - Alf
May 12 '12 at 13:42
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Is there a .NET/C# wrapper for SQLite? [closed]
I'd sort of like to use SQLite from within C#.Net, but I can't seem to find an appropriate library. Is there one? An official one? Are there other ways to use SQLite than with a wrapper?
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What does the keyword Set actually do in VBA?
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From MSDN:
Set Keyword: In VBA, the Set keyword
is necessary to distinguish between
assignment of an object and assignment
of the default property of the object.
Since default properties are not
supported in V...
What is the copy-and-swap idiom?
...re finished; this now manages an array, without leaks. However, it suffers from three problems, marked sequentially in the code as (n).
The first is the self-assignment test. This check serves two purposes: it's an easy way to prevent us from running needless code on self-assignment, and it prote...