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Phone: numeric keyboard for text input

Is there a way to force the number keyboard to come up on the phone for an <input type="text"> ? I just realized that <input type="number"> in HTML5 is for “floating-point numbers”, so it isn’t suitable for credit card numbers, ZIP codes, etc. ...
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Generating Guids in Ruby

... As of Ruby 1.9, uuid generation is built-in. Use the SecureRandom.uuid function. For example: require 'securerandom' SecureRandom.uuid # => "96b0a57c-d9ae-453f-b56f-3b154eb10cda" share ...
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PHP - add item to beginning of associative array [duplicate]

How can I add an item to the beginning of an associative array? For example, say I have an array like this: 5 Answers ...
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Specifying rails version to use when creating a new application

... You should change this to the accepted answer since it works for Rails 2 and 3. Keltia's answer will no longer work if you have Rails 3 installed and want a Rails 2 app. – Peter Brown Feb 6 '11 at 15:03 ...
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How do I test an AngularJS service with Jasmine?

...es this injector itself in your applications, too, to tell the application what is available. However, it can be called in more than one place, and it can also be called implicitly instead of explicitly. You'll notice in my example spec test file below, the beforeEach() block implicitly calls inject...
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Symbolic link to a hook in git

... can make a symbolic link from hooks to .git/hooks so I don't have to copy the file from one folder to the other every time someone changes it so I tried: ...
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PHP json_decode() returns NULL with valid JSON?

... It could be the encoding of the special characters. You could ask json_last_error() to get definite information. Update: The issue is solved, look at the "Solution" paragraph in the question. ...
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WITH CHECK ADD CONSTRAINT followed by CHECK CONSTRAINT vs. ADD CONSTRAINT

I'm looking at the AdventureWorks sample database for SQL Server 2008, and I see in their creation scripts that they tend to use the following: ...
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Use a normal link to submit a form

I want to submit a form. But I am not going the basic way of using a input button with submit type but a a link. 7 Answe...
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Calculate MD5 checksum for a file

... I know this question was already answered, but this is what I use: using (FileStream fStream = File.OpenRead(filename)) { return GetHash<MD5>(fStream) } Where GetHash: public static String GetHash<T>(Stream stream) where T : HashAlgorithm { StringBuilder s...