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How to validate IP address in Python? [duplicate]
...'s the best way to validate that an IP entered by the user is valid? It comes in as a string.
11 Answers
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What requirement was the tuple designed to solve?
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When writing programs it is extremely common to want to logically group together a set of values which do not have sufficient commonality to justify making a class.
Many programming languages allow you to logically group together a set of otherwise unrela...
Do regular expressions from the re module support word boundaries (\b)?
...t;>> y
<_sre.SRE_Match object at 0x100418850>
Also forgot to mention, you should be using raw strings in your code
>>> x = 'one two three'
>>> y = re.search(r"\btwo\b", x)
>>> y
<_sre.SRE_Match object at 0x100418a58>
>>>
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Class method decorator with self arguments?
How do I pass a class field to a decorator on a class method as an argument? What I want to do is something like:
5 Answer...
vim command to restructure/force text to 80 columns
...twidth (like Vim 80 column layout concerns ). What I am looking for is something similar to = (the indent line command) but to wrap to 80. The use case is sometimes you edit text with textwidth and after joining lines or deleting/adding text it comes out poorly wrapped.
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C# generic type constraint for everything nullable
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If you are willing to make a runtime check in Foo's constructor rather than having a compile-time check, you can check if the type is not a reference or nullable type, and throw an exception if that's the case.
I realise that only having a runtime check may ...
What is the correct way to represent null XML elements?
I have seen null elements represented in several ways:
7 Answers
7
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What is the minimum I have to do to create an RPM file?
...,SOURCES,SPECS,tmp}
cat <<EOF >~/.rpmmacros
%_topdir %(echo $HOME)/rpmbuild
%_tmppath %{_topdir}/tmp
EOF
cd ~/rpmbuild
2. create the tarball of your project
mkdir toybinprog-1.0
mkdir -p toybinprog-1.0/usr/bin
mkdir -p toybinprog-1.0/etc/toybinprog
install -m 755 toybinprog toybinpr...
Why can't C compilers rearrange struct members to eliminate alignment padding? [duplicate]
...he fields:
The C compiler doesn't know whether the struct represents the memory structure of objects beyond the current compilation unit (for example: a foreign library, a file on disc, network data, CPU page tables, ...). In such a case the binary structure of data is also defined in a place inac...
Class type check in TypeScript
In ActionScript, it is possible to check the type at run-time using the is operator :
3 Answers
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