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Using a bitmask in C#
...member, so I make life easier on myself with a FlagsHelper class*:
// The casts to object in the below code are an unfortunate necessity due to
// C#'s restriction against a where T : Enum constraint. (There are ways around
// this, but they're outside the scope of this simple illustration.)
public...
Is there a performance impact when calling ToList()?
...nce), and the methods that start with As do not and will just require some cast or simple operation.
Additional details on List<T>
Here is a little more detail on how List<T> works in case you're interested :)
A List<T> also uses a construct called a dynamic array which needs to...
What are the relationships between Any, AnyVal, AnyRef, Object and how do they map when used in Java
...or vice versa. This answer stackoverflow.com/questions/2334200/… and its cast to AnyRef just reminded me that this was still mysterious to me.
– huynhjl
Feb 26 '10 at 14:30
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Why 0 is true but false is 1 in the shell?
...l always look the same.
Also it needs to be expected that some people cast errno to char or short at some point, or even to float. (int)((char)ENOLCK) is not ENOLCK when char is not at least 8-bit long (7-bit ASCII char machines are supported by UNIX), while (int)((char)0) is 0 independent of t...
What is the most efficient way to create a dictionary of two pandas Dataframe columns?
...1))
[out]:
[['a', 1], ['b', 2], ['c', 3], ['d', 4], ['e', 5]]
Lastly, cast the list of list of 2 elements into a dict.
dict(sorted(df.values.tolist()))
[out]:
{'a': 1, 'b': 2, 'c': 3, 'd': 4, 'e': 5}
Related
Answering @sbradbio comment:
If there are multiple values for a specific ke...
Jackson JSON custom serialization for certain fields
... brings this message: Could not write content: java.lang.Integer cannot be cast to java.lang.Float
– Arnie Schwarzvogel
May 19 '18 at 14:54
add a comment
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UICollectionView Set number of columns
...ds.width - totalSpace) / CGFloat(numberOfItemsPerRow)) - you should remove casting to Int, because in some cases it make small spaces between cells
– Makalele
Dec 30 '16 at 23:52
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Does Entity Framework Code First support stored procedures?
...
You don't need the IObjectContextAdapter cast. The DbContext can handle sp's or custom SQL statements using the built in Database object: context.Database.SqlQuery<Dummy>("sp_GetDummy");
– Steven K.
Mar 23 '11 at 18:50
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Forward declaring an enum in C++
...ifferent sizes, but I'm fairly sure that data pointers have to round-trip (cast to another data pointer type, then back to the original, need to still work), which implies that all data pointers are the same size.
– Ben Voigt
Mar 9 '10 at 4:53
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Android DialogFragment vs Dialog
...ed callback inside fragment, not activity. I can use setTargetFragment and cast it to interface. But it is hell.
– Alexey Zakharov
Nov 2 '11 at 8:59
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