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Re-entrant locks in C#
...g on the same object. The recursive code effectively already has the lock and so can continue unhindered.
lock(object) {...} is shorthand for using the Monitor class. As Marc points out, Monitor allows re-entrancy, so repeated attempts to lock on an object on which the current thread already has ...
How do I check if an element is really visible with JavaScript? [duplicate]
... elementFromPoint() says that element is completely overlapped by another (and you treat it as invisible) but user can see it.
– Konstantin Smolyanin
Aug 27 '13 at 20:02
1
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How to see the changes in a Git commit?
When I do git diff COMMIT I see the changes between that commit and HEAD (as far as I know), but I would like to see the changes that were made by that single commit.
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npm can't find package.json
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Update 2018
This is becoming quite a popular question and my answer (although marked as correct) is no longer valid. Please refer to Deepali's answer below:
npm init
Original Outdated Answer
I think you forgot to setup the directory for express:
express <yourdirectory>...
Given two directory trees, how can I find out which files differ by content?
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Nice. But shorter is diff -qr dir1/ dir2/ and my extended version to diff -qr dir1/ dir2/ | grep ' differ'
– sobi3ch
Aug 7 '15 at 13:18
1
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How does java do modulus calculations with negative numbers?
...modulus of negative numbers are in use - some languages use one definition and some the other.
If you want to get a negative number for negative inputs then you can use this:
int r = x % n;
if (r > 0 && x < 0)
{
r -= n;
}
Likewise if you were using a language that returns a neg...
'git status' shows changed files, but 'git diff' doesn't
I've had a look at all similar questions. However, I've double checked and something strange is definitely happening.
13 An...
Track a new remote branch created on GitHub
... Now, a collaborator of mine has created a new branch in the same project, and I want to do the following accordingly:
4 An...
What's the most efficient way to test two integer ranges for overlap?
Given two inclusive integer ranges [x1:x2] and [y1:y2], where x1 ≤ x2 and y1 ≤ y2, what is the most efficient way to test whether there is any overlap of the two ranges?
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Unable to resolve host “”; No address associated with hostname [closed]
In my Android application for reading RSS links, I am getting this error:
17 Answers
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