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Capturing “Delete” Keypress with jQuery
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event.key === "Delete"
More recent and much cleaner: use event.key. No more arbitrary number codes!
NOTE: The old properties (.keyCode and .which) are Deprecated.
document.addEventListener('keydown', function(event) {
const key = event.key; /...
Purpose of Python's __repr__
...ssible to create this object. See official documentation here. __repr__ is more for developers while __str__ is for end users.
A simple example:
>>> class Point:
... def __init__(self, x, y):
... self.x, self.y = x, y
... def __repr__(self):
... return 'Point(x=%s, y=%s)' % (s...
JavaScript: How to find out if the user browser is Chrome?
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How can I change IIS Express port for a site
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Python argparse: Make at least one argument required
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I know this is old as dirt, but the way to require one option but forbid more than one (XOR) is like this:
parser = argparse.ArgumentParser()
group = parser.add_mutually_exclusive_group(required=True)
group.add_argument('-process', action='store_true')
group.add_argument('-upload', action='store...
Repeatedly run a shell command until it fails?
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What are markers in Java Logging frameworks and what is a reason to use them?
...arked with DB. See the chapter on filters in the logback documentation for more information (search for MarkerFilter). Note that filtering on markers can be performed not just by logback but log analysis tools as well.
Before the advent of Markers, to achieve similar behavior, you had the option 1...
How to validate an e-mail address in swift?
... wouldn't return emailTest.evaluateWithObject(testStr) be a lot more simpler and readable? Comparing to == true is a bit like Javascript.
– Sulthan
Aug 24 '14 at 11:55
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Is there common street addresses database design for all addresses of the world? [closed]
... used, but this is often insufficient. It is of course possible to require more lines to represent all addresses in the official format, but commas can always be used as line separators, meaning the information can still be captured.
Usually analysis of the data would be performed by locality, regio...
C# properties: how to use custom set property without private field?
...ustom in either the getter or the setter you cannot use auto properties anymore.
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