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Can I call memcpy() and memmove() with “number of bytes” set to zero?
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As said by @You, the standard specifies that the memcpy and memmove should handle this case without problem; since they are usually implemented somehow like
void *memcpy(void *_dst, const void *_src, size_t len)
{
unsigned char ...
How to iterate over the keys and values in an object in CoffeeScript?
...You may also want to consider the variant for own k,v of ages as mentioned by Aaron Dufour in the comments. This adds a check to exclude properties inherited from the prototype, which is probably not an issue in this example but may be if you are building on top of other stuff.
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Difference Between Cohesion and Coupling
...ting Staff related data. They don't perform actions that should be managed by another class.
– Antonio Pantano
Oct 14 '16 at 22:09
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Fade Effect on Link Hover?
...a vendor prefix is there, doesn't mean it will
work in a browser made by that vendor either, it's just for
future-proofing purposes I guess. */
-o-transition:.5s;
-ms-transition:.5s;
-moz-transition:.5s;
-webkit-transition:.5s;
/* ...and now for the proper property */
transitio...
How to pass macro definition from “make” command line arguments (-D) to C source code?
... also state that $(CFLAGS) should come last, so that any options specified by a user will override anything the Makefile sets internally. That would mean using e.g. local_CFLAGS = -Wall $(CFLAGS). Conversely, if there's something you really want to take precedence, put it after $(CFLAGS), as in @Mad...
Paste in insert mode?
...normal behavior.
It's also possible to toggle the mode with a single key, by adding something like set pastetoggle=<F2> to your .vimrc. More details on toggling auto-indent are here.
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How to fully remove Xcode 4
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Updated to reflect the concerns expressed by those who have downloaded their copy of Xcode from the App Store, thanks @mediaslave
– esqew
Sep 14 '12 at 13:35
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What's the difference between JPA and Hibernate? [closed]
...while Hibernate's JPA implementation is code that meets the API as defined by the JPA specification and provides the under the hood functionality.
When you use Hibernate with JPA you are actually using the Hibernate JPA implementation. The benefit of this is that you can swap out Hibernate's imple...
Insert a line at specific line number with sed or awk
...n directly to file FILE, no output to stdout, as mentioned in the comments by glenn jackman.
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how to remove shared preference while application uninstall in android
...s, Other data files, Database file, Application gets removed automatically by the Android OS.
EDITED: 29/04/15: for >= 21 API refer @Maher Abuthraa 's answer
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