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How do I specify local .gem files in my Gemfile?

... Super trick! here is small addition for that. How to verify that gems are now available locally: gem list -r --clear-sources -s file:/repo – Алексей Лещук Oct 9 '19 at 14:50 ...
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Spring Boot: How can I set the logging level with application.properties?

This is very simple question, but I cannot find information. (Maybe my knowledge about Java frameworks is severely lacking) ...
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In-App Billing test: android.test.purchased already owned

...essfully "bought" the test item "android.test.purchased" the first time, I now receive the response code 7 every time I try to buy it again, which means that I already own this item. ...
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Swift and mutating struct

...e manner with proper performance. They may add this feature later, but not now at least. For Objective-C programmers, mutable/immutable concepts are very familiar. In Objective-C we had two separated classes for each concept, but in Swift, you can do this with one struct. Half work. For C/C++ prog...
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How to pass parameters using ui-sref in ui-router to controller

...$scope.params = $stateParams; }) What we can see is that the state home now has url defined as: url: '/:foo?bar', which means, that the params in url are expected as /fooVal?bar=barValue These two links will correctly pass arguments into the controller: <a ui-sref="home({foo: 'fooVal1'...
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How to get TimeZone from android mobile?

...for getting currect time zone : TimeZone tz = TimeZone.getDefault(); Date now = new Date(); //Import part : x.0 for double number double offsetFromUtc = tz.getOffset(now.getTime()) / 3600000.0; String m2tTimeZoneIs = Double.parseDouble(offsetFromUtc); ...
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Why is exception handling bad?

...hose statements just randomly doesn't run, you end up in a world of pain. Now take away locks and concurrency, and think about each method like that. Think of each method as a transaction of permutations on object state, if you will. At the start of your method call, the object should be clean st...
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Detach many subdirectories into a new, separate Git repository

...ubdirectory-filter libs master Continue if you have more than 2 folders. Now you shall have two new and temporary git repository. Conquer by Merging apps and libs 3 - Prepare the brand new repo: mkdir my-desired-repo cd my-desired-repo git init And you will need to make at least one commit. I...
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How to check a not-defined variable in JavaScript

...-assignable was fixed in ECMAScript 5, which was released in 2009. You can now safely use === and !== to test for undefined without using typeof as undefined has been read-only for some time. If you want to know if a member exists independent but don't care what its value is: if ('membername' in o...
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Overloading and overriding

... //wash the Truck } Wash function was only washing a Car before, but now its overloaded to wash a Truck as well. If the provided input object is a Car, it will execute Wash(Car anyCar) If the provided input object is a Truck, then it will execute Wash(Truck anyTruck) Let's override Wash()...