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How can I truncate a double to only two decimal places in Java?
...o double
and divide by ten.
Hundreths place
multiply and divide by 100 etc.
Example:
static double truncateTo( double unroundedNumber, int decimalPlaces ){
int truncatedNumberInt = (int)( unroundedNumber * Math.pow( 10, decimalPlaces ) );
double truncatedNumber = (double)( truncatedNu...
Configure Microsoft.AspNet.Identity to allow email address as username
...ntity.EntityFramework 1.0.0-rc1, Microsoft.AspNet.Identity.Owin 1.0.0-rc1, etc and with the RTM releases yesterday, I updated them via NuGet this evening to RTM.
...
How to set background color of a View
... EddieB's answer below is much better as this removes any borders etc. such as an EditText's underlining
– Molten Ice
Jul 27 '14 at 11:19
...
Is there a typical state machine implementation pattern?
...&data );
// do other program logic, run other state machines, etc
}
}
This can of course be extended to support multiple state machines, etc. Transition actions can be accommodated as well:
typedef void transition_func_t( instance_data_t *data );
void do_initial_to_foo( instance...
Is there a better way to express nested namespaces in C++ within the header
...h)
One level of "public API" namespaces for certain aspects (UI, DB access etc.)
"Implementation Detail" namespaces that are not part of the public API
(anonymous namespaces in .cpp's, or ModuleDetailHereBeTygers namespaces in
header-only libs)
enums are the biggest problem in my experience. They ...
How do I trim whitespace from a string?
... instead of trim, isinstance instead of instanceof, list instead of array, etc, etc. Why not just use the names everyone is familiar with?? geez :P
– Gershom
Nov 3 '15 at 18:10
...
How to loop through all the properties of a class?
...ic instance properties (excluding static properties, protected properties, etc).
You don't need to specify BindingFlags.GetProperty, you use that when calling type.InvokeMember() to get the value of a property.
share
...
Where do I set my company name?
... I found it. Then I change something related to relative to absolute, etc. Well, now things doesn't show up
– user4951
May 8 '12 at 10:42
...
Class method differences in Python: bound, unbound and static
...
where
self is the CPO (it could be an instance of list, str, function etc) and is supplied by the runtime
instance is the instance of the class where this CPO is defined (the object 'c' above) and needs to be explicity supplied by us
owner is the class where this CPO is defined(the class object...
JavaScript unit test tools for TDD
...pport
javascript # API for running tests
proper exit status for CI support etc
auto-detects and disables coloring for non-ttys
maps uncaught exceptions to the correct test case
async test timeout support
test-specific timeouts
growl notification support
reports test durations
highlights slow tests
f...