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Rebasing a Git merge commit
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Joshua Goldberg
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answered Jan 24 '11 at 16:01
siridesiride
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When to add what indexes in a table in Rails
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jigfoxjigfox
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When does invoking a member function on a null instance result in undefined behavior?
...pointer results in undefined behavior" is mentioned in notes in both §1.9/4 and §8.3.2/4, it's never explicitly stated. (Notes are non-normative.)
However, one can try to deduced it from §3.10/2:
An lvalue refers to an object or function.
When dereferencing, the result is an lvalue. A nul...
How do I remove the passphrase for the SSH key without having to create a new key?
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2034
Short answer:
$ ssh-keygen -p
This will then prompt you to enter the keyfile location, the ol...
Detect Chrome extension first run / update
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4 Answers
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Active
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What is the smallest possible valid PDF?
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4 Answers
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Should I use a data.frame or a matrix?
...mine the choice.
Also:
Matrices are more memory efficient:
m = matrix(1:4, 2, 2)
d = as.data.frame(m)
object.size(m)
# 216 bytes
object.size(d)
# 792 bytes
Matrices are a necessity if you plan to do any linear algebra-type of operations.
Data frames are more convenient if you frequently refer ...
What are WSGI and CGI in plain English?
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4 Answers
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How do I log ALL exceptions globally for a C# MVC4 WebAPI app?
...HttpStatusCode.Unauthorized:
Response.Redirect("/Http/Error401");
break;
// TODO: don't forget that here you have many other status codes to test
// and handle in addition to 401.
}
else
{
// It was not an ...
How to open existing project in Eclipse
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answered Jul 23 '12 at 21:24
biegleuxbiegleux
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