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iOS app icon with transparent background showing black background on device

I have added an icon to my app. It has rounded edges and no background. The problem is that when I run an app on my device (iPhone 5) the icon has a black background behind the edges as if it wasn't transparent. Any solutions? ...
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Stop caching for PHP 5.5.3 in MAMP

Installed MAMP on a new Macbook with PHP 5.5.3. 9 Answers 9 ...
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Entity Framework Join 3 Tables

I'm trying to join three tables but I can't understand the method... 2 Answers 2 ...
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orderBy multiple fields in Angular

How to sort by using multiple fields at same time in angular? fist by group and then by sub-group for Example 8 Answers ...
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backbone.js - events, knowing what was clicked

In one of my backbone.js view classes, I have something like: 3 Answers 3 ...
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ThreadStatic v.s. ThreadLocal: is generic better than attribute?

[ThreadStatic] is defined using attribute while ThreadLocal<T> uses generic. Why different design solutions were chosen? What are the advantages and disadvantages of using generic over attributes in this case? ...
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How to find and return a duplicate value in array

arr is array of strings: 20 Answers 20 ...
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Why do we need message brokers like RabbitMQ over a database like PostgreSQL?

I am new to message brokers like RabbitMQ which we can use to create tasks / message queues for a scheduling system like Celery . ...
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How to prevent gcc optimizing some statements in C?

In order to make a page dirty (switching on the dirty bit in the page table entry), I touch the first bytes of the page like this: ...
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How do I prevent the iPhone screen from dimming or turning off while my application is running?

I'm working on an app that requires no user input, but I don't want the iPhone to enter the power saving mode. 5 Answers ...