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Python division
... Python is giving you an integer back:
>>> 10 / 90
0
If if you cast this to a float afterwards the rounding will have already been done, in other words, 0 integer will always become 0 float.
If you use floats on either side of the division then Python will give you the answer you expect...
ASP.NET MVC Razor pass model to layout
...he property.
Set it to the ViewData field (or ViewBag)
In the Layout page, cast that property to your type.
Example:
Controller:
public class MyController : Controller
{
public MainLayoutViewModel MainLayoutViewModel { get; set; }
public MyController()
{
this.MainLayoutViewMo...
How to display Toast in Android?
...tivity.
text
text - Return "STRING" , If not string you can use type cast.
(string)num // type caste
duration
Toast.LENGTH_SHORT - Toast delay 2000 ms predefined
Toast.LENGTH_LONG - Toast delay 3500 ms predefined
milisecond - Toast delay user defined miliseconds (eg. 400...
How to bind an enum to a combobox control in WPF?
...r example:
yourComboBox.ItemsSource = Enum.GetValues(typeof(EffectStyle)).Cast<EffectStyle>();
If you need to bind it in XAML you need to use ObjectDataProvider to create object available as binding source:
<Window x:Class="YourNamespace.MainWindow"
xmlns="http://schemas.microso...
Get Bitmap attached to ImageView
... Be carefull to check if your image.getDrawable() can actually be cast to BitmapDrawable (to avoid IllegalCastExceptions). If, for instance, you use layers in your image then this snippet will be slightly different: Bitmap bitmap = ((BitmapDrawable)((LayerDrawable)image.getDrawable()).getDr...
Why does Decimal.Divide(int, int) work, but not (int / int)?
...mals.
You can enforce non-integer division on int arguments by explicitly casting at least one of the arguments to a floating-point type, e.g.:
int a = 42;
int b = 23;
double result = (double)a / b;
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C++ deprecated conversion from string constant to 'char*'
...on from const char* to char* is generally not possible without an explicit cast for safety reasons. But for backwards compatibility with C the language C++ still allows assigning a string literal to a char* and gives you a warning about this conversion being deprecated.
So, somewhere you are missin...
How to select rows that have current day's timestamp?
...
Simply cast it to a date:
SELECT * FROM `table` WHERE CAST(`timestamp` TO DATE) == CAST(NOW() TO DATE)
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Why can't C compilers rearrange struct members to eliminate alignment padding? [duplicate]
...
I accept type casting argument. However I'm not sure I see the problems with optimization. I was just thinking that the compiler could treat the struct exactly as if I had written it in ordered form myself. Sure there are cases where we ca...
Overriding == operator. How to compare to null? [duplicate]
...
ReferenceEquals emits a method call though, while casting to object will cause the compiler to just emit instructions to compare the references for equality. ... But that probably counts as evil micro-optimization.
– dtb
Nov 18 '10 at 2...