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Validating IPv4 addresses with regexp
...]|[01]?[0-9][0-9]?)\.){3}(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$
Accept:
127.0.0.1
192.168.1.1
192.168.1.255
255.255.255.255
0.0.0.0
1.1.1.01
Reject:
30.168.1.255.1
127.1
192.168.1.256
-1.2.3.4
1.1.1.1.
3...3
Try online with unit tests: https://www.debuggex.com/r/-EDZOqxTxhiTncN6/1
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How to prevent open last projects when intellij idea start
... Intellij IDEA tab.
– Sarp Kaya
Oct 27 '15 at 22:43
2
Also works for other IDE's from JetBrains s...
How do you get the magnitude of a vector in Numpy?
...file.run('np.sqrt((V*V).sum(axis=1))') # 5 function calls in 0.027 seconds
cProfile.run('np.sqrt(inner1d(V,V))') # 2 function calls in 0.009 seconds
inner1d is ~3x faster than linalg.norm and a hair faster than einsum
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How can I strip all punctuation from a string in JavaScript using regex?
...s{2,}/g, ' ').
– Mike Partridge
Sep 27 '11 at 12:33
13
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Java String to SHA1
...|
edited Nov 23 '12 at 22:27
answered Jan 30 '12 at 21:43
p...
Visual Studio can't build due to rc.exe
...e .NET Framework files (for me "C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727") to Global compiler settings > Programs > Additional Paths within Code::Blocks.
Now I can build and link resource files without errors.
s...
Using backticks around field names
...PostgreSQL also?
– Yousuf Memon
Dec 27 '13 at 3:08
5
There's no need, only recommendation. It is ...
Maximum filename length in NTFS (Windows XP and Windows Vista)?
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edited Mar 27 '19 at 20:58
Louis CAD
8,17522 gold badges2929 silver badges4545 bronze badges
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Django Admin - change header 'Django administration' text
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answered Feb 8 '11 at 21:27
user608133user608133
1,69711 gold badge1010 silver badges33 bronze badges
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How to Correctly handle Weak Self in Swift Blocks with Arguments
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answered Oct 27 '14 at 23:32
TenaciousJayTenaciousJay
6,13133 gold badges3939 silver badges4545 bronze badges
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