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What is “above-the-fold content” in Google Pagespeed?

...on't need to scroll to see. Obviously, this varies depending on the device and its orientation, so you may need to generalize and maybe find some workable common options, maybe one targeting smartphones, one for tablets, and one for larger desktops. As for what CSS they are talking about, they are ...
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Exit a Script On Error

...$jar_file. Please recheck the variables 1>&2 exit 1 # terminate and indicate error fi ... share | improve this answer | follow | ...
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Coding Katas for practicing the refactoring of legacy code

...ecent months. I believe they are a great way to hone my programming skills and improve the quality of the code I write on the job. ...
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Coroutine vs Continuation vs Generator

What is the difference between a coroutine and a continuation and a generator ? 3 Answers ...
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How do you use NSAttributedString?

...ibutedString which was introduced with the iPad SDK 3.2 (or around 3.2) and is available on the iPhone as of iPhone SDK 4.0 beta . ...
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How do you push just a single Git branch (and no other branches)?

I am working on a local git repository. There are two branches, master and feature_x . 4 Answers ...
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Git diff between current branch and master but not including unmerged master commits

...How can I see what branch another branch was forked from? Note that .. and ... syntax does not have the same semantics as in other Git tools. It differs from the meaning specified in man gitrevisions. Quoting man git-diff: git diff [--options] <commit> <commit> [--] [<path...
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Difference between Select Unique and Select Distinct

...is synonymous with SELECT DISTINCT. Use SELECT DISTINCT because this is standard SQL, and SELECT UNIQUE is non-standard, and in database brands other than Oracle, SELECT UNIQUE may not be recognized at all. share |...
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Why is DarkGray lighter than Gray?

... on the subject: Perhaps most unusual of the color clashes between X11 and W3C is the case of "Gray" and its variants. In HTML, "Gray" is specifically reserved for the 128 triplet (50% gray). However, in X11, "gray" was assigned to the 190 triplet (74.5%), which is close to W3C "Silver" ...
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Is there any difference between the `:key => “value”` and `key: “value”` hash notations?

Is there any difference between :key => "value" (hashrocket) and key: "value" (Ruby 1.9) notations? 5 Answers ...