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What is the difference between screenX/Y, clientX/Y and pageX/Y?
... number which indicates the number of physical “CSS pixels” a point is from the reference point. The event point is where the user clicked, the reference point is a point in the upper left. These properties return the horizontal and vertical distance from that reference point.
pageX and pageY...
How do I find the length of an array?
...e macro (at least none I know of).
You can also consider using std::array from C++11 which exposes its length with no overhead over a native C array.
C++17 has std::size() in the <iterator> header which does the same and works for STL containers too (thanks to @Jon C).
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How do I allow HTTPS for Apache on localhost?
... I wonder how safe/dangerous is downloading *.crt *.key files from untrusted source instead of generating your own.
– Petr Peller
Apr 12 '16 at 16:22
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Can you require two form fields to match with HTML5?
...ed. If the user enters something in the second field, it must be the value from the first field or the error message is displayed. Pretty nice. I'm giving some thought as to whether this poses any security issues. I don't think it does...
– Brian Layman
Sep 30 ...
What is stdClass in PHP?
...of "all" objects in Python... At least, not until you are forced to derive from object in Python 3.0
– monokrome
Sep 21 '10 at 23:35
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How can I find the location of origin/master in git, and how do I change it?
I'm a Git newbie. I recently moved a Rails project from Subversion to Git. I followed the tutorial here: http://www.simplisticcomplexity.com/2008/03/05/cleanly-migrate-your-subversion-repository-to-a-git-repository/
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SVN Error - Not a working copy
... the impacted folders
SVN revert the impacted folders
Paste the files back from the backup
In my case the problem was due to deleted .svn-files.
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Fast and Lean PDF Viewer for iPhone / iPad / iOS - tips and hints?
...when the scale is 1.0? because I see that you draw an baseImage (the image from the bg worker?) before you create the transform.
– Luke Mcneice
Oct 10 '10 at 14:15
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Git vs Team Foundation Server [closed]
...en you keep using Git, they will blame you if anything goes wrong.
Apart from this, for me Git has two advantages over a centralized VCS that I appreciate most (as partly described by Rob Sobers):
automatic backup of the whole repo: everytime someone pulls from the central repo, he/she gets a f...
Greedy vs. Reluctant vs. Possessive Quantifiers
...lementation details at this level.)
So the matcher
slowly backs off (from right-to-left?) one letter at a time
until the rightmost occurrence of
"foo" has been regurgitated (what does this mean?), at which
This means the foo had tentatively been including when matching .*. Because that a...