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What is Python buffer type for?
..., so yes s[6:11] will be a copy. If you set t = s[6:11] and then del s, it frees the memory that was taken by s, proving that t was copied. (To see this you need a bigger s and track Python's memory usage). It is however much more efficient just to make the copy if there isn't much data involved.
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“sending 'const NSString *' to parameter of type 'NSString *' discards qualifiers” warning
...arth NSString * const is a const pointer to NSString? What's their context free grammar generator?
– user4951
Sep 9 '12 at 8:38
4
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Placeholder in IE9
...der = function(textField){
//don't do anything if you get it for free..
if('placeholder' in document.createElement('input'))
return;
//don't do anything if the place holder attribute is not
//defined or is blank..
var placeHolder = textFiel...
How to get the insert ID in JDBC?
...B returned a generated key. Look, it's a ResultSet. The close() is just to free resources. Otherwise your DB will run out of them on long run and your application will break. You just have to write up some utility method yourself which does the closing task. See also this and this answer.
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How do you build a Singleton in Dart?
...-level variables are cool. However, anyone who can imported single.dart is free to construct a "new Impl()". You could give a underscore constructor to Impl, but then code inside the singleton library could call that constructor.
– Seth Ladd
Sep 29 '12 at 7:16
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How to prevent SIGPIPEs (or handle them properly)
...t not want a global signal handler for SIGPIPE.
On most BSD-based (MacOS, FreeBSD...) systems, (assuming you are using C/C++), you can do this with:
int set = 1;
setsockopt(sd, SOL_SOCKET, SO_NOSIGPIPE, (void *)&set, sizeof(int));
With this in effect, instead of the SIGPIPE signal being gene...
JavaScript module pattern with example [closed]
... would really recommend anyone entering this subject to read Addy Osmani's free book:
"Learning JavaScript Design Patterns".
http://addyosmani.com/resources/essentialjsdesignpatterns/book/
This book helped me out immensely when I was starting into writing more maintainable JavaScript and I still...
Recommended SQL database design for tags or tagging [closed]
... you are using.
The inconsistency argument is a little moot too. Tags are free text fields and there is no expected operation like 'rename all tags "foo" to "bar"'.
So tldr: I would go for the two-table solution. (In fact I'm going to. I found this article to see if there are valid arguments again...
Tying in to Django Admin's Model History
...mple-history seems to be: github.com/treyhunner/django-simple-history More info on RTD django-simple-history.readthedocs.org/en/latest
– Brutus
Jul 28 '14 at 8:05
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What's the difference between __PRETTY_FUNCTION__, __FUNCTION__, __func__?
... list as being available and when I move my mouse over it, it does display information about the function name, however it does fail to compile.
– Francis Cugler
Jul 8 '17 at 8:48
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