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How to check if any flags of a flag combination are set?
...sEnum<T>(true);
foreach (T flag in Enum.GetValues(typeof(T)).Cast<T>())
{
if (value.IsFlagSet(flag))
yield return flag;
}
}
public static T SetFlags<T>(this T value, T flags, bool on) where T : struct
{
CheckI...
Meaning of 'const' last in a function declaration of a class?
... that is often broken and easily broken.
foobar& fbNonConst = const_cast<foobar&>(fb1);
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How to convert a Base64 string into a Bitmap image to show it in a ImageView?
... to you from API is Base64 Encoded and should be decoded first in order to cast it to a Bitmap object!
-Take a look at your Base64 encoded String, If it starts with
data:image/jpg;base64
The Base64.decode won't be able to decode it, So it has to be removed from your encoded String:
final Str...
Convert a JSON string to object in Java ME?
...Node", "width":200, "height":100}
You can easily do so, without having to cast (keeping nimcap's comment in mind ;) ), with the following code:
Gson gson = new Gson();
final User user = gson.fromJson(jsonString, User.class);
Where jsonString is the above JSON String.
For more information, plea...
How to drop rows of Pandas DataFrame whose value in a certain column is NaN
...inputs could not be safely coerced to any supported types according to the casting rule ''safe''
– Philipp Schwarz
Oct 7 '16 at 13:18
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Signed versus Unsigned Integers
...es, you could do:
i = ((int) b[j]) << 8 | b[j+1]
(should probably cast the 2nd byte, but I'm guessing the compiler will do the right thing)
With signed values you would have to worry about sign extension and do:
i = (((int) b[i]) & 0xFF) << 8 | ((int) b[i+1]) & 0xFF
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How to Programmatically Add Views to Views
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As a coding practice, on findViewById, cast to ViewGroup or always the most generic form of an object so that if it changes from a LinearLayout to a RelativeLayout, you have no refactoring.
– Joel Teply
Apr 3 '15 at 16:59
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Convert a byte array to integer in Java and vice versa
...y. Before you performing & operation on byte with 0xFF (int), JVM will cast the byte to int with 1 extended or 0 extended according the the leading bit first. There's no unsigned byte in Java, bytes are always signed.
– Nier
Mar 24 '16 at 3:35
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How to check edittext's text is email address or not?
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String implements CharSequence so I think the cast from email to inputStr is redundant.
– nuala
Aug 2 '12 at 15:11
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Why does Stream not implement Iterable?
... ...
}
(Run this snippet here)
(This uses a Java 8 functional interface cast.)
(This is covered in some of the comments above (e.g. Aleksandr Dubinsky), but I wanted to pull it out into an answer to make it more visible.)
...