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iPhone app signing: A valid signing identity matching this profile could not be found in your keycha

...ected, so problem is definitely solved :) Update: you may have to contact Apple to get a "Renew"-button, or they removed it -- and the solution is to just download it and add it to the keychain, no need to renew. share ...
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How to build for armv6 and armv7 architectures with iOS 5

In iOS5 Apple drops the armv6 architecture from the ARCHS_STANDARD_32_BIT . 6 Answers ...
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Mixed mode assembly is built against version ‘v2.0.50727′ of the runtime

... Try to use this exact startup tag in your app.config under configuration node <startup useLegacyV2RuntimeActivationPolicy="true"> <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.0"/> <requiredRuntime version="v4.0.20506" /> ...
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Heroku/devise - Missing host to link to! Please provide :host parameter or set default_url_options[:

I am trying to push my app on heroku. I am still in dev. I use devise with the confirmable module. 6 Answers ...
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Ship an application with a database

If your application requires a database and it comes with built in data, what is the best way to ship that application? Should I: ...
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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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Sending an Intent to browser to open specific URL [duplicate]

...ACTION_VIEW. Source: Opening a URL in Android's web browser from within application share | improve this answer | follow | ...
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How can Xcode 6 adaptive UIs be backwards-compatible with iOS 7 and iOS 6?

... Changes made to the UI with Size Classes in Interface Builder DO appear correctly on iOS 7 devices and the Preview in Xcode. For example, I changed some Auto Layout constraints and font sizes for Regular height Regular width and those changed constraints are visible in the iPad Simulator r...
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HTTP Error 503. The service is unavailable. App pool stops on accessing website

... One possible reason this might happen is that the Application Pool in IIS is configured to run under some custom account and this account either doesn't exist or a wrong password has been provided, or the password has been changed. Look at the advanced prop...
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How to go back to previous page if back button is pressed in WebView?

I have an app in which I have a WebView where I display some websites. It works, clicking a link in the webpage goes to the next page in the website inside my app. But when I click the phone's back button, it takes me straight into my app. I want to go back to the previous page in the website ins...