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Installing older version of R package
...are not yet reflected in Rpy2 (for example, see this post (Edit: Link is now dead)).
7 Answers
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How to calculate the difference between two dates using PHP?
...ects can be compared using comparison operators.
$date1 = new DateTime("now");
$date2 = new DateTime("tomorrow");
var_dump($date1 == $date2); // bool(false)
var_dump($date1 < $date2); // bool(true)
var_dump($date1 > $date2); // bool(false)
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Difference between Python's Generators and Iterators
...mal function.
When a generator function is called, it returns an iterator known as a generator. That generator then controls the execution of a generator function.
So, in formal and precise usage, "generator" unqualified means generator object, not generator function.
The above references are for P...
How to access session variables from any class in ASP.NET?
...ime myDate = MySession.Current.MyDate;
MySession.Current.MyDate = DateTime.Now;
This approach has several advantages:
it saves you from a lot of type-casting
you don't have to use hard-coded session keys throughout your application (e.g. Session["loginId"]
you can document your session items by ...
How to throw an exception in C?
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@Steve: Please let me know if you find a language with unicorns, I've been waiting for such a thing for years.
– Brian R. Bondy
May 23 '10 at 23:03
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How do I reference an existing branch from an issue in GitHub?
... I contacted Github's support and they told me it is not possible right now.
– Nerian
Nov 4 '11 at 22:38
5
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Should I be using object literals or constructor functions?
...;
};
A class like this also acts like a schema for your data object: You now have some sort of contract (through the constructor) what properties the object initializes/contains. A free literal is just an amorphous blob of data.
You might as well have an external verify function that acts on a pl...
How can I link to a specific glibc version?
...time objects were used, which is bad as mentioned previously, but I don't know how to work around it, e.g. it contains:
COLLECT_GCC_OPTIONS=/usr/lib/gcc/x86_64-linux-gnu/7/../../../x86_64-linux-gnu/crt1.o
Setup 1: modify glibc
Now let's modify glibc with:
diff --git a/nptl/thrd_create.c b/nptl/...
Node.js get file extension
... answered Apr 3 '13 at 3:32
SnowfishSnowfish
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Why can't I use the 'await' operator within the body of a lock statement?
...lock(), that in a synchronous world would execute on separate threads. But now with await (if allowed I mean) you could have two tasks executing within the lock block because the thread was reused. Hilarity ensues. Or did I misunderstand something?
– Gareth Wilson
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