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.NET Configuration (app.config/web.config/settings.settings)

... have a .NET application which has different configuration files for Debug and Release builds. E.g. the debug app.config file points to a development SQL Server which has debugging enabled and the release target points to the live SQL Server. There are also other settings, some of which are differ...
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ViewDidAppear is not called when opening app from background

I have a View Controller in which my value is 0 (label) and when I open that View Controller from another ViewController I have set viewDidAppear to set value 20 on label. It works fine but when I close my app and than again I open my app but the value doesn't change because viewDidLoad , vie...
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What is TypeScript and why would I use it in place of JavaScript? [closed]

...set of JavaScript which primarily provides optional static typing, classes and interfaces. One of the big benefits is to enable IDEs to provide a richer environment for spotting common errors as you type the code. To get an idea of what I mean, watch Microsoft's introductory video on the language. ...
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.net localhost website consistently making get arterySignalR/poll?transport=longPolling&connectionTo

I created a new VS 2013 project and viewed the default.aspx page with the Firefox browser. When I check the net calls it has made, I see it making constant calls to: ...
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Can we make unsigned byte in Java

...igned byte in unsigned. The problem is the data I am receiving is unsigned and Java does not support unsigned byte, so when it reads the data it treats it as signed. ...
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Make a negative number positive

... The concept you are describing is called "absolute value", and Java has a function called Math.abs to do it for you. Or you could avoid the function call and do it yourself: number = (number < 0 ? -number : number); or if (number < 0) number = -number; ...
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Why use double indirection? or Why use pointers to pointers?

... Yes, and if you ever lose track of one of your pointers, here's a pointer: pointerpointer.com – Andrew Cheong Aug 21 at 0:50 ...
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Passing a method as a parameter in Ruby

...ult argument in a block declaration like that. So you need to use a splat and setup the default in the proc code itself. Or, depending on your scope of all this, it may be easier to pass in a method name instead. def weightedknn(data, vec1, k = 5, weightf = :gaussian) ... weight = self.send...
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Bordered UITextView

... I didn't think it really needed much explaining, view is the UITextView, and the code goes wherever you'd set up the view (awakeFromNib or viewDidLoad are two possible places). Since there was no code given there's no way to give good context in response. – Kendall Helmstett...
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what's data-reactid attribute in html?

... There's no way to share the actual object references between the server and the client and sending a serialized version of the entire component tree is potentially expensive. When the application is rendered at the server and React is loaded at the client, the only data it has are the data-reacti...