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Is there a difference between using a dict literal and a dict constructor?
...ch should make it a tiny bit faster
the second looks up dict in locals() and then globals() and the finds the builtin, so you can switch the behaviour by defining a local called dict for example although I can't think of anywhere this would be a good idea apart from maybe when debugging
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Accessing a Dictionary.Keys Key through a numeric index
...tem.Collections.ICollection' does not contain a definition for 'ElementAt' and no extension method 'ElementAt' accepting a first argument of type 'System.Collections.ICollection' could be found
– v.oddou
Feb 20 '15 at 6:59
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xkcd style graphs in MATLAB
...Rody Oldenhuis' solution). The second way is to create a non-jittery plot, and use imtransform to apply a random distortion to the image. This has the advantage that you can use it with any plot, but you will end up with an image, not an editable plot.
I'll show #2 first, and my attempt at #1 below...
Principal component analysis in Python
...de. 13 years after its first public release, MDP has reached full maturity and no new features are planned in the future.
– Gabriel
Oct 5 '16 at 18:42
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Why does PHP consider 0 to be equal to a string?
... this case it is going to cast 'e' to an int. Which is not parsable as one and will become 0. A string '0e' would become 0 and would match!
Use ===
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How to escape double quotes in a title attribute
...le="Some &quot;text&quot;">Hover me</a>
Is correct and it works as expected - you see normal quotes in rendered page.
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fo...
Indent multiple lines quickly in vi
It should be trivial, and it might even be in the help, but I can't figure out how to navigate it. How do I indent multiple lines quickly in vi?
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How to find out how many lines of code there are in an Xcode project?
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Check out CLOC.
cloc counts blank lines, comment lines, and physical lines of source code in many programming languages.
(Legacy builds are archived on SourceForge.)
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One-liner to take some properties from object in ES 6
... general. Here is a more idiomatic version of it which uses Object.assign, and computed properties (the [p] part):
function pick(o, ...props) {
return Object.assign({}, ...props.map(prop => ({[prop]: o[prop]})));
}
If we want to preserve the properties' attributes, such as configurable and...
“inconsistent use of tabs and spaces in indentation”
I'm trying to create an application in Python 3.2 and I use tabs all the time for indentation, but even the editor changes some of them into spaces and then print out "inconsistent use of tabs and spaces in indentation" when I try to run the program.
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