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What is the difference between gsub and sub methods for Ruby Strings
I have been perusing the documentation for String today, and I saw the :sub method, which I'd never noticed before. I've been using :gsub and it appears that they are essentially the same. Can anyone explain the difference to me? Thanks!
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Spring 3 MVC accessing HttpRequest from controller
I would like to handle request and session attributes myself rather then leave it to spring @SessionAttributes , for login of cookies handling for example.
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how to hide a vertical scroll bar when not needed
I have a textarea which is contained in a div as I have jquery hint and wanted to use opacity without changing the border.
There is a visible vertical scroll bar how I only want this displayed when I am typing in the text field and it goes beyond the container. I have tried overflow: auto; but does ...
sbt-assembly: deduplication found error
I am not sure whether mergestrategy or exclude jars is the best option here. Any help with how do I proceed further with this error will be great!
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Eclipse: How do you change the highlight color of the currently selected method/expression?
In eclipse, when your cursor is placed on a method (or other things), other places the method exists are highlighted. I'd like to change the color of this highlight, but after scouring the eclipse preferences many times in all 3 places, I have yet to find it.
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Explicitly calling a default method in Java
Java 8 introduces default methods to provide the ability to extend interfaces without the need to modify existing implementations.
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React.js: Wrapping one component into another
Many template languages have "slots" or "yield" statements, that allow to do some sort of inversion of control to wrap one template inside of another.
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Django - Circular model import issue
I'm really not getting this, so if someone could explain how this works I'd very much appreciate it. I have two applications, Accounts and Theme... here is my settings list:
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Check if string matches pattern
How do I check if a string matches this pattern?
6 Answers
6
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background-size in shorthand background property (CSS3)
I'm trying to mix background-image and background-size properties in a shorthanded background property. Based on W3C documentation background-size should come after background-position property separated with an slash( / ).
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