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How to convert Nonetype to int or string?

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An error occurred while installing pg (0.17.1), and Bundler cannot continue

I just installed Rails 4.0.2 and when creating a new app, in the bundle stage I get: 16 Answers ...
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Base64 Decoding in iOS 7+

...Data?.base64EncodedStringWithOptions(NSDataBase64EncodingOptions(rawValue: 0)) print(base64String!) // Zm9v Decoding let decodedData = NSData(base64EncodedString: base64String!, options: NSDataBase64DecodingOptions(rawValue: 0)) let decodedString = NSString(data: decodedData, encoding: NSUTF8Stri...
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How to get current time in milliseconds in PHP?

... The short answer is: $milliseconds = round(microtime(true) * 1000); share | improve this answer | follow | ...
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PHP code to remove everything but numbers

I'm trying to remove everything from a string but just numbers (0-9). 4 Answers 4 ...
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How do you split a list into evenly sized chunks?

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ASP.NET MVC Razor Concatenation

... 208 You should wrap the inner part of the call with ( ): <li id="item_@(item.TheItemId)"> ...
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How to compare two dates?

... 505 Use the datetime method and the operator < and its kin. >>> from datetime import d...
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How can I check the size of a collection within a Django template?

... MichielB 3,38011 gold badge2424 silver badges3535 bronze badges answered May 23 '09 at 17:53 Alex MartelliAlex Mar...
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Have a reloadData for a UITableView animate when changing

... 402 Actually, it's very simple: [_tableView reloadSections:[NSIndexSet indexSetWithIndex:0] withRo...