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Add up a column of numbers at the Unix shell
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... | paste -sd+ - | bc
is the shortest one I've found (from the UNIX Command Line blog).
Edit: added the - argument for portability, thanks @Dogbert and @Owen.
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Get current clipboard content? [closed]
I'd like to know a way to make my script detect the content of the clipboard and paste it into a text field when the page is opened, with no input from the user. How can it be done?
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How to use the same C++ code for Android and iOS?
Android with NDK has support to C/C++ code and iOS with Objective-C++ has support too, so how can I write applications with native C/C++ code shared between Android and iOS?
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jQuery .on('change', function() {} not triggering for dynamically created inputs
The problem is that I have some dynamically created sets of input tags and I also have a function that is meant to trigger any time an input value is changed.
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Mongoimport of json file
I have a json file consisting of about 2000 records. Each record which will correspond to a document in the mongo database is formatted as follows:
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CSS Box Shadow Bottom Only [duplicate]
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Do this:
box-shadow: 0 4px 2px -2px gray;
It's actually much simpler, whatever you set the blur to (3rd value), set the spread (4th value) to the negative of it.
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Vim delete blank lines
What command can I run to remove blank lines in Vim?
14 Answers
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Google Chrome display JSON AJAX response as tree and not as a plain text
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Matt McClureMatt McClure
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How do I add tab completion to the Python shell?
... python manage.py shell , I get an InteractiveConsole shell - I can use tab completion, etc.
9 Answers
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