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Hidden features of Scala

... trait Functor[F[_]] { def fmap[A, B](f: A => B, fa: F[A]): F[B] } Now, if you have a Functor[List], you can map over lists. If you have a Functor[Tree], you can map over trees. But more importantly, if you have Functor[A] for any A of kind (*->*), you can map a function over A. ...
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What is the `sensor` parameter for in the Google Places API?

... Edit: The sensor parameter is no longer required, and will now be ignored if it's used. The parameter doesn't impact the results. It's a parameter that Google is required to collect for Google's data providers who charge differently based on whether the request uses a sensor or not....
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CSS div element - how to show horizontal scroll bars only?

...hey'd always done it that way, but is rather an inconvenience for everyone now.) On the other hand it's entirely possible IE8 will have fixed the bug anyway. share | improve this answer | ...
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Splitting a string into chunks of a certain size

...meone that just wants to look at a solution to this problem. A person must now understand what the Enumerable.Range() and .Select() functions do. I will not argue that you should have an understanding of that to write C#/.NET code as these functions have been in the BCL for many years now. ...
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ASP.NET MVC 5 - Identity. How to get current ApplicationUser

...he past 2 years) but the API is consistent. For example the users table is now called AspNetUsers in Identity Framework, and the names of several primary key fields kept changing, so the code in several answers will no longer work as-is. Another problem is that the underlying OWIN access to the dat...
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javac not working in windows command prompt

... of checking, execute: echo %path% from your command prompt and let us know what it is. Otherwise, make sure there is a javac in that directory by trying: "c:\program files\java\jdk1.6.0_16\bin\javac.exe" from the command prompt. You can also tell which executable (if any) is being used with ...
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How to read/process command line arguments?

... at this point (12/2011), argparse is now considered a better option than optparse, correct? – oob Dec 20 '11 at 21:48 55 ...
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How to debug a bash script? [closed]

... its wrong, installs bashdb, etc. (Answer has been edited with this info now) – Stabledog Feb 26 '14 at 15:14 add a comment  |  ...
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HTTP Error 503. The service is unavailable. App pool stops on accessing website

There are number of posts on this and I have tried many a things by now. But to no avail. Myself a Winforms Developer basically, started working on this Web stuff few days back as my company is taking Web initiatives. ...
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What does an exclamation mark mean in the Swift language?

... OK. So the docs talk about using ! when you know for sure it can be unwrapped. But you can run the code fine without it (a forth option for your list - implicit unwrapping) AND without checking first. You get back the value or nil if nil. But if you know for sure that ...