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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
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How to modify memory contents using GDB?
... 20
(gdb) p i
$3 = 20
This should work for any valid pointer, and can be cast to any appropriate data type.
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Is it safe to check floating point values for equality to 0?
...rns true
The problem is, programmer sometimes forgets that implicit type cast (double to float) is happening for the comparison and the it results into a bug.
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Import pandas dataframe column as string not int
...the answer you're looking for? Browse other questions tagged python pandas casting type-conversion dtype or ask your own question.
Read and write a String from text file
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You don't have to cast the errors as NSError, or even use "catch let error." You can just do catch and you get the error variable for free.
– cuomo456
Nov 18 '16 at 0:36
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Using Case/Switch and GetType to determine the object [duplicate]
... I second that, but I think comparing references is faster than repeated casting attempts.
– Dave Van den Eynde
Apr 2 '09 at 9:15
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How to create a HashMap with two keys (Key-Pair, Value)?
... a 100% sure whether private access level works correctly in any case when casting the Object to a Key.
If you wonder about the finals, I declare anything as final which value is set on instancing and never changes - and therefore is an object constant.
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How to implement onBackPressed() in Fragments?
...mixing safe calls (.?) and enforcing non-nulls (!!) can lead to NPEs - the cast is not always safe. I'd rather write if ((fragment as? IOnBackPressed)?.onBackPressed()?.not() == true) { ... } or more kotliney (fragment as? IOnBackPressed)?.onBackPressed()?.not()?.let { ... }
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Choosing the default value of an Enum type without having to change values
...value of (Staus) 0. The latter is valid to write directly, as enums can be cast to integers, but it will fail during deserialization, as the framework makes sure that an enum is always deserialized to a valid member. Your code will be perfectly valid if you change the line New = 10 to New = 0.
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Do Swift-based applications work on OS X 10.9/iOS 7 and lower?
...troller()"? Is var not same as JavaScript/C# (if no, then so sad)? Is this casting, but object types are same on both sides of equal sign?
– Tien Do
Jun 6 '14 at 4:29
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