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iOS - Calling App Delegate method from ViewController
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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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Dynamic cell width of UICollectionView depending on label width
... signature).
Call collectionView...sizeForItemAt method.
No need to bridge-cast String to NSString to call size(withAttributes: method. Swift String has it out of the box.
Attributes are the same you set for (NS)AttributedString, i.e. font family, size, weight, etc. Optional parameter.
Sample so...
Better way to check variable for null or empty string?
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Beware false negatives from the trim() function — it performs a cast-to-string before trimming, and thus will return e.g. "Array" if you pass it an empty array. That may not be an issue, depending on how you process your data, but with the code you supply, a field named question[] could ...
How can I check if a string is null or empty in PowerShell?
...ion to [string]::IsNullOrEmpty in order to check for null or empty you can cast a string to a Boolean explicitly or in Boolean expressions:
$string = $null
[bool]$string
if (!$string) { "string is null or empty" }
$string = ''
[bool]$string
if (!$string) { "string is null or empty" }
$string = 's...
How to avoid “RuntimeError: dictionary changed size during iteration” error?
...ot iterate through a dictionary while its changing during for loop. Make a casting to list and iterate over that list, it works for me.
for key in list(d):
if not d[key]:
d.pop(key)
share
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How to ignore deprecation warnings in Python
...onWarning as an argument to Python. Better though to resolve the issue, by casting to int.
(Note that in Python 3.2, deprecation warnings are ignored by default.)
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How to create index on JSON field in Postgres?
...to do integer comparisons instead of string comparisons, you have to add a cast: ((info->>'name')::INT).
– jpmc26
Oct 6 '15 at 19:44
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Remove/hide a preference from the screen
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I just got the Category as a Preference, no cast, and removed it. Worked.
– Rob
Apr 3 '15 at 1:14
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Key existence check in HashMap
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1+ for primitive types as value unnecessary cast is not required using this answer
– Prashant Bhanarkar
Sep 23 '16 at 9:53
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Haskell: Converting Int to String
...nswer you're looking for? Browse other questions tagged string haskell int casting or ask your own question.