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Calculate date from week number
...ives me the 6th of Feb as the start date of the week. The other solutions all gave me the 13th of Feb, which is actually the start date of week #7.
– HaukurHaf
Feb 7 '12 at 9:25
1...
Detecting an “invalid date” Date instance in JavaScript
...
Here's how I would do it:
if (Object.prototype.toString.call(d) === "[object Date]") {
// it is a date
if (isNaN(d.getTime())) { // d.valueOf() could also work
// date is not valid
} else {
// date is valid
}
} else {
// not a date
}
Update [2018-05-31]: If you...
Set up Heroku and GoDaddy? [closed]
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[Updated 31.10.2014] Allright! It works! Here is how I did it from scratch, so others with the same problem can fix it too. First I will explain how to setup Heroku and GoDaddy, then I will explain how to create a naked domain (www.example.com -&...
How to check if IEnumerable is null or empty?
... love string.IsNullOrEmpty method. I'd love to have something that would allow the same functionality for IEnumerable. Is there such? Maybe some collection helper class? The reason I am asking is that in if statements the code looks cluttered if the patter is (mylist != null && mylist.A...
Django Rest Framework - Could not resolve URL for hyperlinked relationship using view name “user-det
...gin to view their wine cellar.
My ModelViewSets were working just fine and all of a sudden I get this frustrating error:
17...
How to convert a factor to integer\numeric without loss of information?
...nction in your global environment, but you might cause problems if you actually register it as an S3 method.
– Joshua Ulrich
Apr 18 '14 at 12:03
1
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Maximum length for MD5 input/output
... a fixed-length output of 128 bits, typically represented as a sequence of 32 hexadecimal digits.
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How do I pass a unique_ptr argument to a constructor or a function?
...e_ptr<Base> n)
: next(std::move(n)) {}
In order for the user to call this, they must do one of the following:
Base newBase(std::move(nextBase));
Base fromTemp(std::unique_ptr<Base>(new Base(...));
To take a unique pointer by value means that you are transferring ownership of the p...
How to parse a string to an int in C++?
...g. ss << std::hex) before trying the conversion. But this means the caller must know a priori what base the number is -- and how can the caller possibly know that? The caller doesn't know what the number is yet. They don't even know that it is a number! How can they be expected to know what ba...
How to change the remote a branch is tracking?
...my bad. I'd still do it via config, because you can be sure to not accidentally change the branch name, but all good. +1.
– Cascabel
Feb 4 '11 at 8:23
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