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In jQuery, how do I get the value of a radio button when they all have the same name?

... .is(":checked"). jQuery's is() function returns a boolean (true or false) and not (an) element(s). Because this answer keeps getting a lot of attention, I'll also include a vanilla JavaScript snippet. document.querySelector("#submit").addEventListener("click", () => { const val = docu...
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Adding an arbitrary line to a matplotlib plot in ipython notebook

I'm rather new to both python/matplotlib and using it through the ipython notebook. I'm trying to add some annotation lines to an existing graph and I can't figure out how to render the lines on a graph. So, for example, if I plot the following: ...
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Is it unnecessary to put super() in constructor?

... or protected or, if both classes are in the same package, package access; and Default constructor: the public no-args constructor added by the compiler when there is no explicit constructor in the class. So all classes have at least one constructor. Subclasses constructors may specify as the fir...
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Uploading base64 encoded Image to Amazon S3 via Node.js

Yesterday I did a deep night coding session and created a small node.js/JS (well actually CoffeeScript, but CoffeeScript is just JavaScript so lets say JS) app. ...
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git shallow clone (clone --depth) misses remote branches

...e branch (at your requested depth). Unfortunately both options (--depth and --single-branch) have been faulty in the past and the use of shallow clones implicits unresolved problems (as you can read in the link I posted above), which is caused by the given history-rewrite. This leads in overall t...
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What does the LayoutInflater attachToRoot parameter mean?

...r attachToRoot during my Fragment's onCreateView. This solved the problem and yet the fragment's layout is visible and active, despite your answer. What's going on here? – Jeff Axelrod Sep 27 '12 at 20:20 ...
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Is there a way to detect if a browser window is not currently active?

... in incompatible browsers: (function() { var hidden = "hidden"; // Standards: if (hidden in document) document.addEventListener("visibilitychange", onchange); else if ((hidden = "mozHidden") in document) document.addEventListener("mozvisibilitychange", onchange); else if ((hidden...
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How can I decompress a gzip stream with zlib?

... a bad stream format. By default, zlib creates streams with a zlib header, and on inflate does not recognise the different gzip header unless you tell it so. Although this is documented starting in version 1.2.1 of the zlib.h header file, it is not in the zlib manual. From the header file: windo...
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Git: Merge a Remote branch locally

...ant to add the --depth=1 option when you use git fetch. Note 2: These commands also work with other remote repos so you can setup an origin and an upstream if you are working on a fork. Opposite scenario: If you want to merge one of your local branch on a remote branch (as opposed to a remote br...
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What is the difference between integration and unit tests?

I know the so-called textbook definition of unit tests and integration tests. What I am curious about is when it is time to write unit tests... I will write them to cover as many sets of classes as possible. ...