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SignalR - Sending a message to a specific user using (IUserIdProvider) *NEW 2.0.0*

...ar chat = $.connection.chatHub; // Create a function that the hub can call to broadcast messages. chat.client.addChatMessage = function (who, message) { // Html encode display name and message. var encodedName = $('<div />').text(who).html(); var encodedMsg = $(...
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Benefit of using Parcelable instead of serializing object

...our objects. Also realize that Android provides two mechanisms that allow you to pass data to another process. The first is to pass a bundle to an activity using an intent, and the second is to pass a Parcelable to a service. These two mechanisms are not interchangeable and ...
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MAC addresses in JavaScript

... I concur with all the previous answers that it would be a privacy/security vulnerability if you would be able to do this directly from Javascript. There are two things I can think of: Using Java (with a signed applet) Using signed Javasc...
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Difference between Destroy and Delete

... Basically destroy runs any callbacks on the model while delete doesn't. From the Rails API: ActiveRecord::Persistence.delete Deletes the record in the database and freezes this instance to reflect that no changes should be ...
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Find difference between timestamps in seconds in PostgreSQL

... altermativ 65011 gold badge66 silver badges2020 bronze badges answered Dec 24 '12 at 11:43 Igor RomanchenkoIgor Rom...
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Sending email with PHP from an SMTP server

... you are sending an e-mail through a server that requires SMTP Auth, you really need to specify it, and set the host, username and password (and maybe the port if it is not the default one - 25). For example, I usually use PHPMailer with similar settings to this ones: $mail = new PHPMailer(); // ...
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problem with and :after with CSS in WebKit

...uld’ve saved myself an hour of my time. :C – ericek111 Jan 7 at 11:34 Check out CSS Houdini if you'd like to have cu...
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How do I make a checkbox required on an ASP.NET form?

...eyScott Ivey 37.7k1818 gold badges7575 silver badges115115 bronze badges ...
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Obtain Bundle Identifier programmatically

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What goes into your .gitignore if you're using CocoaPods?

... Personally I do not check in the Pods directory & contents. I can't say I spent long ages considering the implications but my reasoning is something like: The Podfile refers to a specific tag or or commit of each dependency so...