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How to validate IP address in Python? [duplicate]
...ings like "4" and "192.168" and silently pads the rest with zeros. Technically valid, I'm sure, but not quite what I expected.
– krupan
Nov 25 '08 at 23:58
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Update MongoDB field using value of another field
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The best way to do this is in version 4.2+ which allows using of aggregation pipeline in the update document and the updateOne, updateMany or update collection method. Note that the latter has been deprecated in most if not all languages drivers.
MongoDB 4.2+
Version 4.2 ...
Twitter Bootstrap: div in container with 100% height
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The #map is actually obscured behind the navbar in this example.
– Ethereal
May 7 '13 at 19:57
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How do I detect whether a Python variable is a function?
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If this is for Python 2.x or for Python 3.2+, you can also use callable(). It used to be deprecated, but is now undeprecated, so you can use it again. You can read the discussion here: http://bugs.python.org/issue10518. You can do this with:
callable(obj)
If this is for Python 3.x but ...
Why doesn't Haskell's Prelude.read return a Maybe?
...ersions floating around many codebases).
See also this discussion.
Personally, I use the version from the safe package.
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Restore the state of std::cout after manipulating it
...eam.
– Alexis Wilke
Feb 16 '15 at 4:32
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There's more to the stream state besides the flags.
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IOException: read failed, socket might closed - Bluetooth on Android 4.3
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I have finally found a workaround. The magic is hidden under the hood of the BluetoothDevice class (see https://github.com/android/platform_frameworks_base/blob/android-4.3_r2/core/java/android/bluetooth/BluetoothDevice.java#L1037).
N...
python's re: return True if string contains regex pattern
...p.search(word) <_sre.SRE_Match object at 0x101030b28> . You can drop all the pipe symbols.
– radtek
Jan 27 '17 at 14:51
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Can “list_display” in a Django ModelAdmin display attributes of ForeignKey fields?
...e that is what the string you're returning (and the short description) actually reference? Or change string format argument to obj.book.reviews?
– Carl G
Jun 20 '12 at 19:12
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Getting MAC Address
... says that it will return a random long if it fails to detect the mac: "If all attempts to obtain the hardware address fail, we choose a random 48-bit number with its eighth bit set to 1 as recommended in RFC 4122." So check that eighth bit!
– deinonychusaur
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