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Convert string to variable name in JavaScript
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@WojciechBednarski: Don't confuse scope and context. this is context, what it points to depends on how the function is called. In JS, 50% of the time this is window unless you enable strict mode and this becomes undefined and will throw an error. Scope is something...
Checking from shell script if a directory contains files
...{#files} -gt 0 ]; or maybe you just forgot the () around the sub-shell command? files=($(shopt -s nullglob;shopt -s dotglob;echo /some/dir/*))
– stoutyhk
Jul 4 '13 at 17:48
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What is the equivalent of the C++ Pair in Java?
...bout the relationship between the two values (how do you know what "first" and "second" mean ?).
A better practice is to write a very simple class, like the one Mike proposed, for each application you would have made of the Pair class. Map.Entry is an example of a pair that carry its meaning in its...
How do I insert a linebreak where the cursor is without entering into insert mode in Vim?
...er (the space) with Enter. Then, fspace. to move forward to the next space and repeat the last command.
Depending on your autoindent settings, the above may or may not indent the return statement properly. If not, then use sEnterTabEsc instead to replace the space with a newline, indent the line, a...
Multiple “order by” in LINQ
I have two tables, movies and categories , and I get an ordered list by categoryID first and then by Name .
7 Answers...
How to Vertical align elements in a div?
I have a div with two images and an h1 . All of them need to be vertically aligned within the div, next to each other.
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Merge / convert multiple PDF files into one PDF
...er to provide out.pdf, or else it will overwrite the last file in your command, sigh.
– mlissner
Oct 19 '13 at 22:20
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Find current directory and file's directory [duplicate]
In Python, what commands can I use to find:
13 Answers
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How does python numpy.where() work?
I am playing with numpy and digging through documentation and I have come across some magic. Namely I am talking about numpy.where() :
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How do I create a round cornered UILabel on the iPhone?
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iOS 3.0 and later
iPhone OS 3.0 and later supports the cornerRadius property on the CALayer class. Every view has a CALayer instance that you can manipulate. This means you can get rounded corners in one line:
view.layer.cornerRadi...