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How to remove focus without setting focus to another control?

... @InteXX: I came across this problem again today and found a solution. I know you've gone down a different route now, but give this a try if you ever find yourself in the same boat again! – actionshrimp May 28 '11 at 16:34 ...
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How to make a class property? [duplicate]

... type_ = type(obj) # return self.fset.__get__(obj, type_)(value) Now all will be fine. share | improve this answer | follow | ...
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How to install Google Play Services in a Genymotion VM (with no drag and drop support)?

...gle Play Services. Once the new Google Play Services is installed you will now have stable, working access to Google Play share | improve this answer | follow ...
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CORS - What is the motivation behind introducing preflight requests?

...onfused as to the purpose of the preflight request but I think I've got it now. The key insight is that preflight requests are not a security thing. Rather, they're a not-changing-the-rules thing. Preflight requests have nothing to do with security, and they have no bearing on applications that ...
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How do I start Mongo DB from Windows?

...on localhost:27017 Your MongoDB is started and connected with RoboMongo (now Robo 3T) - a third party GUI tool share | improve this answer | follow | ...
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Get the current displaying UIViewController on the screen in AppDelegate.m

...oller: UIViewController *vc = self.window.rootViewController; Once you know the root view controller, then it depends on how you have built your UI, but you can possibly find out a way to navigate through the controllers hierarchy. If you give some more details about the way you defined your app...
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Scala Programming for Android

...er for mobile applications. Additionally, the IDE runs out of memory every now and then. I assume dex is not made for big libraries like the scala-library . ...
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Null coalescing in powershell

... evaluated Null Conditional Assignment $x = $null $x ??= 100 # $x is now 100 $x ??= 200 # $x remains 100 Ternary Operator $true ? "this value returned" : "this expression not evaluated" $false ? "this expression not evaluated" : "this value returned" Previous Versions: No need for ...
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Visual Studio : short cut Key : Duplicate Line

...fter) Ctrl + D In Visual Studio 2017 (pre v15.6) (edit) This feature is now built-in in VS2017: Ctrl + E, V duplicates a line if nothing is selected, or duplicates selection. You can assign it to a different key combination, or find it in the menu: See this reference for more information. Pre...
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How to debug Lock wait timeout exceeded on MySQL?

...mpting to change at least one row in one or more InnoDB tables. Since you know the query, all the tables being accessed are candidates for being the culprit. From there, you should be able to run SHOW ENGINE INNODB STATUS\G You should be able to see the affected table(s) You get all kinds of additio...