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Understanding ibeacon distancing

Trying to grasp a basic concept of how distancing with ibeacon (beacon/ Bluetooth-lowenergy/BLE) can work. Is there any true documentation on how far exactly an ibeacon can measure. Lets say I am 300 feet away...is it possible for an ibeacon to detect this? ...
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MVC Razor view nested foreach's model

Imagine a common scenario, this is a simpler version of what I'm coming across. I actually have a couple of layers of further nesting on mine.... ...
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Giving a border to an HTML table row,

Is it possible to border a table row, <tr> in one go instead of giving a border to individual cells, <td> like, ...
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'IF' in 'SELECT' statement - choose output value based on column values

I need amount to be amount if report.type='P' and -amount if report.type='N' . How do I add this to the above query? ...
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Getting the PublicKeyToken of .Net assemblies

What is the simplest way to find the Public-Key-Token of an assembly? 13 Answers 13 ...
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How do I get the picture size with PIL?

How do I get a size of a pictures sides with PIL or any other Python library? 7 Answers ...
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How to go to a specific element on page? [duplicate]

On my HTML page, I want to be able to 'go to' / 'scroll to' / 'focus on' an element on the page. 5 Answers ...
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How can I find where I will be redirected using cURL?

I'm trying to make curl follow a redirect but I can't quite get it to work right. I have a string that I want to send as a GET param to a server and get the resulting URL. ...
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@class vs. #import

It is to my understanding that one should use a forward-class declaration in the event ClassA needs to include a ClassB header, and ClassB needs to include a ClassA header to avoid any circular inclusions. I also understand that an #import is a simple ifndef so that an include only happens once....
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how do i block or restrict special characters from input fields with jquery?

How do I block special characters from being typed into an input field with jquery? 19 Answers ...