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Generate a heatmap in MatPlotLib using a scatter data set

...s some sort of normal axes instance, where I can add a title, axis labels, etc. and then do the normal savefig() like I would do for any other typical matplotlib plot. – gotgenes Jul 15 '11 at 19:19 ...
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What are the applications of binary trees?

... Merkle Trees, at least within the bitcoin and ethereum communities, IPFS, etc. – Duke Apr 21 '16 at 20:50 1 ...
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Should I use Java date and time classes or go with a 3rd party library like Joda Time?

... with an API of >100 classes, a different formatting/parsing mechanism etc. Of course, if you do need complete representation of different chronologies (e.g. Hebrew) or wish to be able to define your own imaginary Calendar system (e.g. for a game you are writing) then perhaps JODA or JRS-310 is...
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Group vs role (Any real difference?)

... but not create (don't know why!). A post might be able to Create and Read etc. A group of managers might have the editor role, while a user in IT, who is not in the managers group, may also have the editor role, even though the rest of his or her group does not. So while in a simple system groups...
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Detach (move) subdirectory into separate Git repository

...e history from the "origin" - meaning to delete it from GitHub, Bitbucket, etc - you'll need to delete the repo and re-push a pruned copy of the repo. But wait - there's more! - If you're really concerned about getting rid of a password or something like that you'll need to prune the backup (see bel...
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What is the difference between YAML and JSON?

...like commenting, less verbose quotes, and the ability to write expressions etc. – Steve Bennett Sep 3 at 0:14 add a comment  | 
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When to use next() and return next() in Node.js

...Pollob sometimes mistakes happens. When you write a lot of code, ifs/elses/etc. You may forget ```return next()` – Jone Polvora Jul 25 '19 at 16:45 add a comment ...
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Common programming mistakes for Clojure developers to avoid [closed]

... discarded, because it's lazy. You have to use one of doseq, dorun, doall etc. to force evaluation of lazy sequences for side-effects. user=> (defn foo [] (doseq [x [:foo :bar]] (println x)) nil) #'user/foo user=> (foo) :foo :bar nil user=> (defn foo [] (dorun (map println [:foo :bar])) n...
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How ListView's recycling mechanism works

...aName.setText(dramaList.get(position).getDramaName()); holder.cbCheck.setChecked(checks.get(position)); return row; } You will notice in your logcat, initially, convertview is null for all the visible rows, because initially there were no views (i.e items) in the recycler, so yo...
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What are MVP and MVC and what is the difference?

...r will also contain logic for gestures like pressing a button, navigation, etc. Pro: by leveraging data binding the amount of code is reduced. Con: there's a less testable surface (because of data binding), and there's less encapsulation in the View since it talks directly to the Model. Model-View...