unset Archives - IT Nursery

How can I unset a JavaScript variable?

I have a global variable in JavaScript (actually a window property, but I don’t think it matters) which was already populated by a ...

April 28, 2022
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How do I delete an exported environment variable?

Before installing gnuplot, I set the environment variable GNUPLOT_DRIVER_DIR = /home/gnuplot/build/src. During the installation, something went wrong. I want to remove the GNUPLOT_DRIVER_DIR ...

April 10, 2022
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Deleting an element from an array in PHP

Is there an easy way to delete an element from an array using PHP, such that foreach ($array) no longer includes that element? ...

April 10, 2022
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How can I remove a key from a Python dictionary?

Is there a one-line way of deleting a key from a dictionary without raising a KeyError? if 'key' in my_dict: del my_dict...

April 7, 2022
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