The code below produces gaps between the subplots. How do I remove the gaps between the subplots and make the image a tight grid? ...

I usually end up trying every combination until it compiles. Can somebody explain what I should use where? 3 Answers ...

There is a handy dynamic attribute in active-record called find_or_create_by: 5 Answers ...

I'm trying to convert a string returned from flag.Arg(n) to an int . What is the idiomatic way to do this in Go? 5 Answe...

I'm building web app that needs to communicate with another application using socket connections. This is new territory for me, so want to be sure that sockets are different than websockets . It seems like they're only conceptually similar. ...

Is there a standard to interpret the syntax of function interfaces in API documentations and if yes, how is it defined? 4 A...

I just upgraded to Xcode 6 Beta 4 and have a framework that I created for Live Views in Beta 2. Due to another swift bug , I needed to use some Obj-C code. When upgrading though, I get the following error: ...

I have a menu bar with hover effects, and now I want to place a transparent image with a circle and a "handdrawn" text over one of the menu items. If I use absolute positioning to place the overlay image above the menu item, the user will not be able to click the button and the hover effect will not...

What is the practical difference between npm install and npm update ? When should I use which? 5 Answers ...

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