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Programmatically obtain the phone number of the Android phone

How can I programmatically get the phone number of the device that is running my android app? 17 Answers ...
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How do I globally configure RSpec to keep the '--color' and '--format specdoc' options turned on

How do I set global configuration for RSpec in Ubuntu. 6 Answers 6 ...
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Getting MAC Address

I need a cross platform method of determining the MAC address of a computer at run time. For windows the 'wmi' module can be used and the only method under Linux I could find was to run ifconfig and run a regex across its output. I don't like using a package that only works on one OS, and parsing ...
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Programmatically trigger “select file” dialog box

I have a hidden file input element. Is it possible to trigger its select file dialog box from a button's click event? 13 ...
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Custom Cell Row Height setting in storyboard is not responding

I am trying to adjust the cell height for one of the cells on my table view. I am adjusting the size from the "row height" setting inside the "size inspector" of the cell in question. When I run the app on my iPhone the cell has the default size set from the "row size" in the table view. ...
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Why em instead of px?

I heard you should define sizes and distances in your stylesheet with em instead of in pixels. So the question is why should I use em instead of px when defining styles in css? Is there a good example that illustrates this? ...
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How to remove spaces from a string using JavaScript?

How to remove spaces in a string? For instance: 7 Answers 7 ...
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Pure virtual function with implementation

My basic understanding is that there is no implementation for a pure virtual function, however, I was told there might be implementation for pure virtual function. ...
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Object comparison in JavaScript [duplicate]

What is the best way to compare objects in JavaScript? 10 Answers 10 ...
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Check, using jQuery, if an element is 'display:none' or block on click

I want to check and sort elements that are hidden. Is it possible to find all elements with attribute display and value none ? ...