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Why does pylint object to single character variable names?
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PyLint checks not only PEP8 recommendations. It has also its own recommendations, one of which is that a variable name should be descriptive and not too short.
You can use this to avoid such short names:
my_list.extend(x_values)
Or tweak PyLint's conf...
Fast and responsive interactive charts/graphs: SVG, Canvas, other?
...ply a single transform to the entire viewport: when you zoom in, circles become bigger. Semantic zooming in contrast means you apply transforms to each circle individually: when you zoom in, the circles remain the same size but they spread out. Planethunters.org currently uses semantic zooming, but ...
Difference between 'python setup.py install' and 'pip install'
... manually search out and download dependencies, which is tedious and can become frustrating.
pip keeps track of various metadata that lets you easily uninstall and update packages with a single command: pip uninstall <PACKAGE-NAME> and pip install --upgrade <PACKAGE-NAME>. In contrast, i...
Appending an element to the end of a list in Scala
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Results in List[Int] = List(1, 2, 3, 4)
Note that this operation has a complexity of O(n). If you need this operation frequently, or for long lists, consider using another data type (e.g. a ListBuffer).
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npm command to uninstall or prune unused packages in Node.js
...e to remove modules not listed in package.json.
From npm help prune:
This command removes "extraneous" packages. If a package name is provided, then only packages matching one of the supplied names are removed.
Extraneous packages are packages that are not listed on the parent package's dependenci...
What are fail-safe & fail-fast Iterators in Java
...n the Iterator object.
When an Iterator operation is performed, the method compares the two counter values and throws a CME if they are different.
By contrast, weakly consistent iterators are typically light-weight and leverage properties of each concurrent collection's internal data structures. ...
Why does `a == b or c or d` always evaluate to True?
...he first value, "Kevin", is true, so the if block executes.
There are two common ways to properly construct this conditional.
Use multiple == operators to explicitly check against each value:
if name == "Kevin" or name == "Jon" or name == "Inbar":
Compose a sequence of valid values, and use the i...
What does curly brackets in the `var { … } = …` statements do?
...dk/hotkeys").Hotkey;
You can rewrite the second code chunk as:
let Cc = Components.classes;
let Ci = Components.interfaces;
let Cr = Components.results;
let Cu = Components.utils;
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improv...
When serving JavaScript files, is it better to use the application/javascript or application/x-javas
...e attribute (and some may not yet recognise application/javascript).
My recommendation:
Use application/javascript on the server
Use HTML 5 and omit the type attribute from script elements
NB: the HTML specification contradicts the MIME standard, and there is an effort to change it back to te...