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JavaScript function similar to Python range()
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For a very simple range in ES6:
let range = n => Array.from(Array(n).keys())
From bigOmega's comment, this can be shortened using Spread syntax:
let range = n => [...Array(n).keys()]
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How to evaluate http response codes from bash/shell script?
...ER"
else
exit 0
fi
This will send an email alert on every state change from 200, so it's dumb and potentially greedy. To improve this, I would look at looping through several status codes and performing different actions dependant on the result.
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How to detect which one of the defined font was used in a web page?
... it's present. This won't work for monospaced fonts.
Here's where it came from:
Javascript/CSS Font Detector (ajaxian.com; 12 Mar 2007)
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From ND to 1D arrays
...contiguous in memory, but would return a copy if, for example, a were made from slicing another array using a non-unit step size (e.g. a = x[::2]).
If you want a copy rather than a view, use
In [15]: c = a.flatten()
If you just want an iterator, use np.ndarray.flat:
In [20]: d = a.flat
In [21]...
Save modifications in place with awk
... important caveat here: the 'seen' array will fill up with duplicate lines from ALL the files included in the command. So if each file has e.g. a common header, that will be removed in every file after the first one. If you instead want to treat each file independently, you'll need to do something l...
My Git repository is in the wrong root directory. Can I move it? (../ instead of ./)
...d for. Maybe we should just delete the .git subdirectory and uninstall Git from our system? Using an ftp-server instead of vcs is probably the simplest thing after all!
– Gherman
Dec 8 '15 at 12:09
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Weird Integer boxing in Java
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The true line is actually guaranteed by the language specification. From section 5.1.7:
If the value p being boxed is true,
false, a byte, a char in the range
\u0000 to \u007f, or an int or short
number between -128 and 127, then let
r1 and r2 be the results of any two
boxing co...
What is the ideal data type to use when storing latitude / longitude in a MySQL database?
...nteger part of the coordinate. And no, the sign doesn't count - that comes from the (un)signed attribute.
– Alix Axel
May 9 '13 at 9:54
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How to call another controller Action From a controller in Mvc
I need to call a controller B action FileUploadMsgView from Controller A and need to pass a parameter for it.
10 Answers
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Does JSON syntax allow duplicate keys in an object?
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From the standard (p. ii):
It is expected that other standards will refer to this one, strictly adhering to the JSON text format, while
imposing restrictions on various encoding details. Such standards may require spec...