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Add regression line equation and R^2 on graph

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How to delete a row by reference in data.table?

...e quite inefficient compared to a row store database such as SQL, which is more suited for fast insert and delete of rows wherever those rows are in the table. But still, it would be a lot faster than copying a new large object without the deleted rows. On the other hand, since column vectors would...
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Keystore type: which one to use?

... There are a few more types than what's listed in the standard name list you've linked to. You can find more in the cryptographic providers documentation. The most common are certainly JKS (the default) and PKCS12 (for PKCS#12 files, often wi...
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How to saveHTML of DOMDocument without HTML wrapper?

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In Java, what does NaN mean?

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Generate random 5 characters string

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Passing a dictionary to a function as keyword parameters

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Get the cartesian product of a series of lists?

...s used to unpcak a list into multiple arguments to the function call. Read more here: stackoverflow.com/questions/36901/… – Moberg Sep 15 '15 at 6:20 4 ...
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Finding the mode of a list

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Rename a dictionary key

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