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Multi flavor app based on multi flavor library in Android Gradle

My app has several flavors for several markets in-app-billing systems. 8 Answers 8 ...
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Why does PHP 5.2+ disallow abstract static class methods?

After enabling strict warnings in PHP 5.2, I saw a load of strict standards warnings from a project that was originally written without strict warnings: ...
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How to destroy an object?

As far as I know (which is very little) , there are two ways, given: 6 Answers 6 ...
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What is the difference between syntax and semantics in programming languages?

What is the difference between syntax and semantics in programming languages (like C, C++)? 10 Answers ...
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Find the day of a week

Let's say that I have a date in R and it's formatted as follows. 7 Answers 7 ...
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How to check if a query string value is present via JavaScript?

How can I check if the query string contains a q= in it using JavaScript or jQuery? 10 Answers ...
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Print only?

How do I print the indicated div (without manually disabling all other content on the page)? 30 Answers ...
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Using Sinatra for larger projects via multiple files

It seems that in Sinatra all route handlers are being written into a single file, if I understand right it acts as a one large/small controller. Is there any way to split it into separate independent files, so when let's say somebody calls "/" - one action is executed, and if smth like "/posts/2" is...
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Why does AuthorizeAttribute redirect to the login page for authentication and authorization failures

In ASP.NET MVC, you can mark up a controller method with AuthorizeAttribute , like this: 7 Answers ...
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Specifying an Index (Non-Unique Key) Using JPA

How do you define a field, eg email as having an index using JPA annotations. We need a non-unique key on email because there are literally millions of queries on this field per day, and its a bit slow without the key. ...