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How do you trigger a block after a delay, like -performSelector:withObject:afterDelay:?
...a floating-point arithmetic, yielding 500000000.0, before it is explicitly casted back to a 64-bit integer. So it's perfectly acceptable to use a fraction of NSEC_PER_SEC.
– junjie
Jul 2 '17 at 14:05
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How to import load a .sql or .csv file into SQLite?
...o-create the table for you as well as do some basic type-guessing and data casting for you (so e.g. it will work out something is a number and set the column type to "real").
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Are Java static initializers thread safe?
...he same fully-qualified name, but represent different types that cannot be cast to one another.
– Erwin Bolwidt
Jan 8 '16 at 8:51
1
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In Python, how do I read the exif data for an image?
...any changes
in the output image.
As stated, the Exif output can simply be casted to a dict with the EXIF data accessible as regular key-value pairs. The keys are 16-bit integers that can be mapped to their string names using the ExifTags.TAGS module.
from PIL import Image, ExifTags
img = Image.ope...
KeyValuePair VS DictionaryEntry
...able = new Hashtable();
foreach (DictionaryEntry item in hashtable) {
// Cast required because compiler doesn't know it's a <string, int> pair.
int i = (int) item.Value;
}
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Dynamic SELECT TOP @var In SQL Server
...sql nvarchar(200), @count int
set @count = 10
set @sql = N'select top ' + cast(@count as nvarchar(4)) + ' * from table'
exec (@sql)
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Comparing mongoose _id and strings
...ds by using the equals method. Instead, it would make more sense to always cast to string and compare the keys.
Here's an example answer in case if you need to use indexOf() to check within an array of references for a specific id. assume query is a query you are executing, assume someModel is a m...
iOS - Calling App Delegate method from ViewController
...
It avoid having to include your AppDelegate.h everywhere.
It's a simple cast that goes a long way, allowing to develop independent Controller and reuse them elsewhere without to worry about class name and so on...
Enjoy
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List of strings to one string
...e! only remark: Join doesn't need los.ToArray(), because List<T> can cast IEnumarable<T>.
– Nuri YILMAZ
Mar 10 '11 at 19:40
8
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What is the default value for enum variable?
...iterally 0, although its type remains as G (as quoted by the docs above, a cast to the given enum type).
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