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tooltips for Button
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@EduardLuca, In my case tooltip really does no work on disabled buttons because Bootstrap sets pointer-events: none for disabled state. It should work if set pointer-events: auto directly to the element.
– Vitaliy Alekask
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'id' is a bad variable name in Python
... keyword or built-in function in any language is a bad idea, even if it is allowed.
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Django select only rows with duplicate field values
... syntax is also how Django interprets you wanting to do a join. So, essentially when you try to filter on that, Django thinks you're trying to do a join with count which obviously doesn't exist. The fix is to specify a name for your annotation result, i.e. annotate(mycount=Count('id')) and then filt...
Representing graphs (data structure) in Python
...f._graph[node2].add(node1)
def remove(self, node):
""" Remove all references to node """
for n, cxns in self._graph.items(): # python3: items(); python2: iteritems()
try:
cxns.remove(node)
except KeyError:
pass
tr...
Unable to resolve host “”; No address associated with hostname [closed]
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Just had this happen to me. Working fine then all of a sudden get this problem. WiFi off and on solved it. Odd!
– EnduroDave
Jul 21 '15 at 20:10
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Chrome Extension how to send data from content script to popup.html
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Although you are definitely in the right direction (and actually pretty close to the end), there are several (imo) bad practises in your code (e.g. injecting a whole library (jquery) for such a trivial task, declaring unnecessary permissions, making superflous calls to API methods etc...
Scanning Java annotations at runtime [closed]
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do I need to specify a package name? wildcard? what for all classes in classpath?
– Sunnyday
Jan 20 '18 at 0:23
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How to convert an enum type variable to a string?
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There really is no beautiful way of doing this. Just set up an array of strings indexed by the enum.
If you do a lot of output, you can define an operator<< that takes an enum parameter and does the lookup for you.
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How do I access the host machine from the guest machine? [closed]
...is a mac-only thing. When you open up System Preferences / Sharing, it actually shows you the computer name, and below it notes that to access it on the local network you should use computername.local - this applies for connection to file sharing, web sharing, etc
– Johnus
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Can (domain name) subdomains have an underscore “_” in it?
...interior characters only letters, digits, and hyphen." Which part of that allows an underscore?
– claudekennilol
Sep 16 '16 at 19:01
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