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Understanding Python's “is” operator
...ariables point the same object, not if two variables have the same value.
From the documentation for the is operator:
The operators is and is not test for object identity: x is y is true if and only if x and y are the same object.
Use the == operator instead:
print(x == y)
This prints True...
Will the Garbage Collector call IDisposable.Dispose for me?
... Where does the SafeHandleZeroOrMinusOneIsInvalid class come from? Is it a built in .net type?
– Orion Edwards
Sep 8 '10 at 22:25
...
Get event listeners attached to node using addEventListener
...d, there was no such ability in Dev tools. So, there was nothing to choose from.
– Rantiev
Jun 12 '14 at 19:26
It is d...
Connection timeout for SQL server
...server using the server name exactly as specified in the connection string from the command line?
Connection string 3 : If the server name is in your DNS (or hosts file), but the pointing to an incorrect or inaccessible IP, you'll get a timeout rather than a machine-not-found-ish error.
The query ...
What are these attributes: `aria-labelledby` and `aria-hidden`
...
aria-hidden="true" will hide decorative items like glyphicon icons from screen readers, which doesn't have meaningful pronunciation so as not to cause confusions. It's a nice thing do as matter of good practice.
sha...
Regular expression to match DNS hostname or IP Address?
...me[-1:] == ".":
hostname = hostname[:-1] # strip exactly one dot from the right,
# if present
allowed = re.compile("(?!-)[A-Z\d-]{1,63}(?<!-)$", re.IGNORECASE)
return all(allowed.match(x) for x in hostname.split("."))
...
Why am I seeing “TypeError: string indices must be integers”?
...e notation uses colons : to separate its indices (and step range, e.g. str[from:to:step])
tuples are defined by commas , (e.g. t = 1,)
add some information to error messages for users to understand what went wrong
Cheers and happy programming
winklerrr
[I know this question was already answered...
How to adjust layout when soft keyboard appears
... Did you maybe set margin on any other Layout (not only footerLayout)? Try from scratch if you're getting nowhere! You could also play with android:windowSoftInputMode attribute in AndroidManifest.
– Yani2000
May 12 '16 at 10:25
...
How to customize a requirements.txt for multiple environments?
...urrent Python buildpack natively supports pipenv and will configure itself from Pipfile.lock if it exists instead of requirements.txt.
See the pipenv link for full documentation of the tool.
share
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MongoDB - Update objects in a document's array (nested updating)
... Nice examples. I felt like I was making this direction apparent from the links in my answer, but I kept getting resistance saying its not what he was looking for. Guess the OP just needed to see examples on how to do multiple $inc.
– jdi
May 9 '12 at...