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_=> what does this underscore mean in Lambda expressions?

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Difference between “module.exports” and “exports” in the CommonJs Module System

On this page ( http://docs.nodejitsu.com/articles/getting-started/what-is-require ), it states that "If you want to set the exports object to a function or a new object, you have to use the module.exports object." ...
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How can I save an image to the camera roll?

I am new to Xcode (using 4.3) and am not sure how to save an image to the device's camera roll. All that I have done so far is set up an IBAction for the button to save the image. What library method or function can I use to save an image to the user's camera roll? ...
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How can I see all the issues I'm watching on Github?

Github has a great feature where you can "watch" an issue. This is handy for getting notifications about progress on that issue. ...
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How to read and write INI file with Python3?

I need to read, write and create an INI file with Python3. 6 Answers 6 ...
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When do I use a dot, arrow, or double colon to refer to members of a class in C++?

Coming from other C-derived languages (like Java or C#) to C++, it is at first very confusing that C++ has three ways to refer to members of a class: a::b , a.b , and a->b . When do I use which one of these operators? ...
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What is the difference between __dirname and ./ in node.js?

When programming in Node.js and referencing files that are located somewhere in relation to your current directory, is there any reason to use the __dirname variable instead of just a regular ./ ? I've been using ./ thus far in my code and just discovered the existence of __dirname , and essenti...
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What does “Mass Assignment” mean in Laravel?

When I went through Laravel Document about Eloquent ORM topic part, I got a new term Mass Assignment . 4 Answers ...
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What's the difference between String(value) vs value.toString()

Javascript has lot's of "tricks" around types and type conversions so I'm wondering if these 2 methods are the same or if there is some corner case that makes them different? ...
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C++11 range based loop: get item by value or reference to const

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