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Objective-C Runtime: best way to check if class conforms to protocol?
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2 Answers
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What's a quick way to test to see a file exists?
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edited May 23 '19 at 0:12
TheNeil
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Enumerable.Empty() equivalent for IQueryable
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206
Maybe:
Enumerable.Empty<T>().AsQueryable();
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How do you grep a file and get the next 5 lines
How do I grep a file for 19:55 and get the Line 1,2,3,4,5?
3 Answers
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PEP 8, why no spaces around '=' in keyword argument or a default parameter value?
...gnment.
For example, there is plenty of code like this:
kw1 = some_value
kw2 = some_value
kw3 = some_value
some_func(
1,
2,
kw1=kw1,
kw2=kw2,
kw3=kw3)
As you see, it makes complete sense to assign a variable to a keyword argument named exactly the same, so it improves readabilit...
Get all child views inside LinearLayout at once
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285
Use getChildCount() and getChildAt(int index).
Example:
LinearLayout ll = …
final int chil...
Can JSON start with “[”?
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225
JSON can be either an array or an object. Specifically off of json.org:
JSON is built on t...