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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...
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
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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
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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
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Determine a user's timezone
...f your website requires subscription, this could be saved in the users' profile data. For anon users, the dates could be displayed as UTC or GMT or some such.
I'm not trying to be a smart aleck. It's just that sometimes some problems have finer solutions outside of any programming context.
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Is storing a delimited list in a database column really that bad?
...the process of designing the schema for a MySQL database to replace a flat file text based system. I've encountered several dilemmas so far. So this book will be worth buying.
– therobyouknow
Jan 30 '12 at 16:16
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Why is AJAX returning HTTP status code 0?
... access is denied)
requesting a URL that is unreachable (typo, DNS issues, etc)
the request is otherwise intercepted (check your ad blocker)
as above, if the request is interrupted (browser navigates away from the page)
sha...
Is a memory leak created if a MemoryStream in .NET is not closed?
...s is just plain wrong. Dispose is to release unmanaged resources, such as file handles or database connections. Memory does not fall into that category. You almost always should wait around for scheduled garbage collection to free memory.
– Joe
May 15 '09 at...
Doctrine2: Best way to handle many-to-many with extra columns in reference table
...the doctrine command line tool to generate this new entity as a yml schema file ? This command: app/console doctrine:mapping:import AppBundle yml still generate manyToMany relation for the original two tables and simply ignore the third table instead of concidering it as an entity :/
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How to keep/exclude a particular package path when using proguard?
I want to exclude some file paths from ProGuard. Example com.myapp.customcomponents
4 Answers
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