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Resize UIImage by keeping Aspect ratio and width
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This is the best thing but it always return double of my defined size
– Mashhadi
Jul 18 '14 at 12:05
2
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Is it better in C++ to pass by value or pass by constant reference?
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It used to be generally recommended best practice1 to use pass by const ref for all types, except for builtin types (char, int, double, etc.), for iterators and for function objects (lambdas, classes deriving from std::*_function).
This was especially true bef...
How do you properly determine the current script directory in Python?
I would like to see what is the best way to determine the current script directory in Python.
11 Answers
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In C#, how do I calculate someone's age based on a DateTime type birthday?
...eTime. By this you can obtain the age in the simplest possible way:
List item
int age = birthDate.Age();
public static class DateTimeExtensions
{
/// <summary>
/// Calculates the age in years of the current System.DateTime object today.
/// </summary>
/// <param n...
When is assembly faster than C?
...gain a significant speed boost.
In addition to this: using ASM is not the best way to solve the problem. Most compilers allow you to use some assembler instructions in intrinsic form if you can't express them in C. The VS.NET2008 compiler for example exposes the 32*32=64 bit mul as __emul and the 6...
Use jQuery to hide a DIV when the user clicks outside of it
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For best practices I'd wrote $(document).on("mouseup.hideDocClick", function () { ... }); in the function that opens the container, and $(document).off('.hideDocClick'); on hide function. Using namespaces I'm not removing other p...
What are the pros and cons of performing calculations in sql vs. in your application
... if the aggregates can be done inside indexes)
convenience (sql is not the best language for complex work - especially not great for procedural work, but very good for set-based work; lousy error-handling, though)
As always, if you do bring the data back to the app-server, minimising the columns a...
How to remove all callbacks from a Handler?
...ueue object associated with it because the methods for adding and removing items are package protected (only classes within the android.os package can call them). You may have to create a thin Handler subclass to manage a list of Runnables as they are posted/executed...or look at another paradigm f...
Make copy of an array
...o change to [6,7,8,9,10] , b should still be [1,2,3,4,5] . What is the best way to do this? I tried a for loop like:
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Apply CSS styles to an element depending on its child elements
...d if the matching element contains a specific element (as the direct child item)?
4 Answers
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