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How do you calculate log base 2 in Java for integers?
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If you are thinking about using floating-point to help with integer arithmetics, you have to be careful.
I usually try to avoid FP calculations whenever possible.
Floating-point operations are not exact. You can never know for sure what will (int)(Math.log(65536)/Math.log(2)) ev...
Duplicate AssemblyVersion Attribute
... has that info in the AssemblyInfo.cs file. So remove the file and I think it should work.
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How can I add some small utility functions to my AngularJS application?
I would like to add some utility functions to my AngularJS application. For example:
7 Answers
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Adding elements to object
... Code example:
var element = {}, cart = [];
element.id = id;
element.quantity = quantity;
cart.push(element);
If you want cart to be an array of objects in the form { element: { id: 10, quantity: 1} } then perform:
var element = {}, cart = [];
element.id = id;
element.quantity = quantity;
cart.p...
How do I avoid capturing self in blocks when implementing an API?
I have a working app and I'm working on converting it to ARC in Xcode 4.2. One of the pre-check warnings involves capturing self strongly in a block leading to a retain cycle. I've made a simple code sample to illustrate the issue. I believe I understand what this means but I'm not sure the "corre...
Utilizing the GPU with c# [closed]
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[Edit OCT 2017 as even this answer gets quite old]
Most of these answers are quite old, so I thought I'd give an updated summary of where I think each project is:
GPU.Net (TidePowerd) - I tried this 6 months ago or so, and d...
Android 1.6: “android.view.WindowManager$BadTokenException: Unable to add window — token null is not
I'm trying to open a dialog window, but every time I try to open it it throws this exception:
16 Answers
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How do I pick randomly from an array?
...k a random element from an array of variable length. Normally, I would do it like this:
6 Answers
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How do I find the next commit in git? (child/children of ref)
ref^ refers to the commit before ref , what about getting the commit after ref ?
14 Answers
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How to make a new List in Java
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List myList = new ArrayList();
or with generics (Java 7 or later)
List<MyType> myList = new ArrayList<>();
or with generics (Old java versions)
List<MyType> myList = new ArrayList<MyType>();
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