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The communication object, System.ServiceModel.Channels.ServiceChannel, cannot be used for communicat

What is this error all about, and how would I go about solving it? 14 Answers 14 ...
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Restoring state of TextView after screen rotation?

...ursor position, etc.)? In other words, in what scenario would someone actually prefer that the text is not saved? – Gautam Oct 13 '13 at 9:18 3 ...
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Securing my REST API with OAuth while still allowing authentication via third party OAuth providers

...web site by supplying some credential such as a username+password. OpenID allows this to be displaced by having the user authenticate to another service, which then asserts the user's identity to your web site on the user's behalf. Your site trusts the third party service (the OpenID Provider) and...
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How does one capture a Mac's command key via JavaScript?

... EDIT: As of 2019, e.metaKey is supported on all major browsers as per the MDN. Note that on Windows, although the ⊞ Windows key is considered to be the "meta" key, it is not going to be captured by browsers as such. This is only for the command key on MacOS/keyboar...
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The type or namespace name does not exist in the namespace 'System.Web.Mvc'

...Copy Local property to True or False In Solution Explorer, click the Show All Files button to display the References node. Open the References node for the project. Right-click a reference in the References list, and click Properties. The properties associated with that reference appear in a list...
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What are the sizes used for the iOS application splash screen?

.../iPad development the Default.png file is displayed by the device automatically so you don't have to program it which is really useful. I don't have it with me, but you need different PNGs for the iPad with specific names. I googled iPad default png and got this info from the phunkwerks site: iPad ...
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iOS Remote Debugging

... Yep, I'm already using this one. Finally! It sucks that the windows version of Safari does not have it though. – Hyangelo Sep 26 '12 at 18:05 ...
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How to define custom configuration variables in rails

I was wondering how to add custom configuration variables to a rails application and how to access them in the controller, for e.g I wanna be able to define an upload_directory in the configuration files say development.rb and be able to access it in one of my controllers. ...
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AppInventor2中的二进制数据以什么样的形式传递?字节列表、字节数组是什么...

1、byte[] 类型(字节数组)的字段:App Inventor 法直接处理字节数组,但它们可以作为扩展之间的通用 Object 类型变量进行交换。 MQTT拓展中的字节数组的处理方式就是这种,直接转换成byte[]: @SimpleFunction(description = "Publishe...
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How can I test https connections with Django as easily as I can non-https connections using 'runserv

...ifying middleman between your browser and the development server. Stunnel allows you to set up a lightweight server on your machine that accepts connections on a configured port, wraps them with SSL, and passes them along to some other server. We'll use this to open a stunnel port (8443) and pass ...