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Java associative-array
How can I create and fetch associative arrays in Java like I can in PHP?
15 Answers
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Boolean.hashCode()
...arge) arbitrary prime numbers. Any other two large prime numbers would do fine.
Why primes?
Suppose for a second that we picked composite numbers (non-primes), say 1000 and 2000. When inserting booleans into a hash table, true and false would go into bucket 1000 % N resp 2000 % N (where N is the nu...
How to Rotate a UIImage 90 degrees?
...ounter-clockwise by 90 degrees (to landscape). I don't want to use a CGAffineTransform . I want the pixels of the UIImage to actually shift position. I am using a block of code (shown below) originally intended to resize a UIImage to do this. I set a target size as the current size of the UIIm...
How to center a (background) image within a div?
Is it possible to center a background image in a div? I have tried just about everything - but no success:
9 Answers
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get name of a variable or parameter [duplicate]
... use this to get a name of any provided member:
public static class MemberInfoGetting
{
public static string GetMemberName<T>(Expression<Func<T>> memberExpression)
{
MemberExpression expressionBody = (MemberExpression)memberExpression.Body;
return expressio...
Test if string is a guid without throwing exceptions?
I want to try to convert a string to a Guid, but I don't want to rely on catching exceptions (
18 Answers
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Remove an Existing File from a Git Repo
I want git to stop tracking my local development log (log/development.log) in our repositories. Is this possible and how can I do it?
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Where is the 'tests output pane'?
Where is the 'Tests Output Pane'? I can't find it anywhere in Visual Studio. I found 'test explorer' but it doesn't give any details.
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Java Class that implements Map and keeps insertion order?
I'm looking for a class in java that has key-value association, but without using hashes. Here is what I'm currently doing:
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How to reset Django admin password?
I am using Django (version 1.3) and have forgotten both admin username and password. How to reset both?
21 Answers
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