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How to convert a string to utf-8 in Python
...
Might be a bit overkill, but when I work with ascii and unicode in same files, repeating decode can be a pain, this is what I use:
def make_unicode(input):
if type(input) != unicode:
input = input.decode('utf-8')
retur...
(How) can I count the items in an enum?
...rsonally, I feel like Folders_MAX = FC stands out from other entries out a bit more (making it a bit harder to accidentally add enum values without updating the max value, a problem Martin York referenced).
GCC includes helpful warnings like "enumeration value not included in switch" for code such a...
Read/Write String from/to a File in Android
...les will have \r etc..), in your final string, you'll have to adapt this a bit more.
– treesAreEverywhere
Feb 9 '14 at 23:57
27
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What is “rvalue reference for *this”?
... move resource
return std::move(heavy_resource);
}
};
This may be a bit contrived, but you should get the idea.
Note that you can combine the cv-qualifiers (const and volatile) and ref-qualifiers (& and &&).
Note: Many standard quotes and overload resolution explanation after her...
How do I copy items from list to list without foreach?
...oes not work for me with a list as an argument...so sweetening things up a bit from posts above: ( thanks everyone :)
/* Where __strBuf is a string list used as a dumping ground for data */
public List < string > pullStrLst( )
{
List < string > lst;
lst = __strBuf.GetRange( 0...
Check play state of AVPlayer
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In iOS10, there's a built in property for this now: timeControlStatus
For example, this function plays or pauses the avPlayer based on it's status and updates the play/pause button appropriately.
@IBAction func btnPlayPauseTap(_ ...
总结const_cast、static_cast、dynamic_cast、reinterpret_cast - C/C++ - ...
...> 和 reinterpret_cast<>。
reinterpret_cast可以转换任意一个32bit整数，包括所有的指针和整数。可以把任何整数转成指针，也可以把任何指针转成整数，以及把指针转化为任意类型的指针，威力最为强大！但不能将非32bit的实例转成...
What are invalid characters in XML
...
WelbogWelbog
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82
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Installing python module within code
...d work. But I thought there is more elegant way;) I'll be waiting a little bit, may be there is.
– chuwy
Sep 8 '12 at 18:03
1
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MySQL, update multiple tables with one query
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WHERE Orders.OrderID = 1002;
EDIT:
Just for fun, let's add something a bit more interesting.
Let's say you have a table of books and a table of authors. Your books have an author_id. But when the database was originally created, no foreign key constraints were set up and later a bug in the fron...