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Embedding ads on Android app?

I would like to make a free version of the Android app I have, but would like to embed ad on it. I am not sure where I should start? Is there a well known mobile ad company out there that is specialized in mobile advertising? ...
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How can I output the value of an enum class in C++11

How can I output the value of an enum class in C++11? In C++03 it's like this: 7 Answers ...
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Manually map column names with class properties

I am new to the Dapper micro ORM. So far I am able to use it for simple ORM related stuff but I am not able to map the database column names with the class properties. ...
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How do I pass JavaScript variables to PHP?

I want to pass JavaScript variables to PHP using a hidden input in a form. 14 Answers ...
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Twitter Bootstrap - add top space between rows

How to add margin top to class="row" elements using twitter bootstrap framework? 19 Answers ...
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Python Requests throwing SSLError

I'm working on a simple script that involves CAS, jspring security check, redirection, etc. I would like to use Kenneth Reitz's python requests because it's a great piece of work! However, CAS requires getting validated via SSL so I have to get past that step first. I don't know what Python reque...
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Easy idiomatic way to define Ordering for a simple case class

I have a list of simple scala case class instances and I want to print them in predictable, lexicographical order using list.sorted , but receive "No implicit Ordering defined for ...". ...
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Node.js throws “btoa is not defined” error

In my node.js application I did an npm install btoa-atob so that I could use the btoa() and atob() functions which are native in client-side javascript but for some reason weren't included in node. The new directory showed up in my node_modules folder, which itself is in root alongside app....
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Is there a difference between “throw” and “throw ex”?

There are some posts that asks what the difference between those two are already. (why do I have to even mention this...) ...
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Should a retrieval method return 'null' or throw an exception when it can't produce the return value

I am using java language,I have a method that is supposed to return an object if it is found. 36 Answers ...