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Global variables in AngularJS

...ogs in. This variable is used to control things such as the navigation bar and restricts access to parts of the site depending on the type of user, so its important that it holds its value. The problem with it is that the controller that initialises it, gets called again by angular some how and then...
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How to write to a file in Scala?

...gement. Edit (September 2011): since Eduardo Costa asks about Scala2.9, and since Rick-777 comments that scalax.IO commit history is pretty much non-existent since mid-2009... Scala-IO has changed place: see its GitHub repo, from Jesse Eichar (also on SO): The Scala IO umbrella project consi...
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Switching from zsh to bash on OSX, and back again?

So Im learning to develop in Rails, and have discovered the power of zsh. However, for some of my other tasks, I wish to use normal Bash. Although they are the same, I just feel comfortable with the lay out of bash in some situations. How do I switch back and forth, or turn zsh on and off? Thanks! ...
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how to calculate binary search complexity

...ula? log2(7)? I did a brute force calculation with every possible outcome, and came to an answer that did not equal log2(7), so what am I doing wrong? – Perry Monschau Nov 27 '16 at 17:08 ...
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Find a value in an array of objects in Javascript [duplicate]

...have an array of unnamed objects, which contain an array of named objects, and I need to get the object where "name" is "string 1". Here is an example array. ...
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Compare a string using sh shell

I am using SH shell and I am trying to compare a string with a variable's value but the if condition is always execute to true. Why? ...
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Converting RGB to grayscale/intensity

... from RGB to grayscale, it is said that specific weights to channels R, G, and B ought to be applied. These weights are: 0.2989, 0.5870, 0.1140. ...
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difference between use and require

Can anyone explain the difference between use and require , both when used directly and as :use and :require in the ns macro? ...
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How to install CocoaPods?

I referred too many links and tried, but had no success. If any one has an idea then please please share with me. I read cocoa pods documents and many times tried to install but always failed because of the starting steps. I found one error whereby I can't install gems first. Can anyone give me the ...
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How do you make an element “flash” in jQuery

I'm brand new to jQuery and have some experience using Prototype. In Prototype, there is a method to "flash" an element — ie. briefly highlight it in another color and have it fade back to normal so that the user's eye is drawn to it. Is there such a method in jQuery? I see fadeIn, fadeOut, and an...