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How to remove the lines which appear on file B from another file A?
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If the files are sorted (they are in your example):
comm -23 file1 file2
-23 suppresses the lines that are in both files, or only in file 2. If the files are not sorted, pipe them through sort first...
See the man page here
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Seeding the random number generator in Javascript
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How do you create different variable names while in a loop? [duplicate]
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Get event listeners attached to node using addEventListener
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Chrome DevTools, Safari Inspector and Firebug support getEventListeners(node).
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Function in JavaScript that can be called only once
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edited Feb 7 '19 at 20:51
answered Oct 3 '12 at 17:20
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Wait for a void async method
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edited Apr 29 '16 at 16:12
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What is the difference between HTTP_HOST and SERVER_NAME in PHP?
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How to disable all inside a form with jQuery?
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In older versions you could use attr. As of jQuery 1.6 you should use prop instead:
$("#target :input").prop("disabled", true);
To disable all form elements inside 'target'. See :input:
Matches all input, textarea, select and button elements.
If you only want the <...
what is difference between success and .done() method of $.ajax
...ease find more detailed information from here: https://stackoverflow.com/a/14754681/1049184
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