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How to validate IP address in Python? [duplicate]
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Don't parse it. Just ask.
import socket
try:
socket.inet_aton(addr)
# legal
except socket.error:
# Not legal
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Do regular expressions from the re module support word boundaries (\b)?
...;> x = 'one two three'
>>> y = k.search( x)
>>> 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 obj...
Why is isNaN(null) == false in JS?
...str,10)) || isNaN(Number()). btw - for me, since I have to run parseInt in order to use the numeric value of the string, allowing "123d" to be considered as valid number is fine. However I see the need to detect that scenario as well.
– guy mograbi
Feb 22 '15 a...
Return multiple values in JavaScript?
...// literally means { x: x, y: y, z: 'c' };
}
var { z, x, y } = fun1(); // order or full presence is not really important
// literally means var r = fun1(), x = r.x, y = r.y, z = r.z;
console.log(x, y, z);
This syntax can be polyfilled with babel or other js polyfiller for older browsers but fortu...
Does a finally block always get executed in Java?
...ent, then any finally clauses of those try statements will be executed, in order, innermost to outermost, before control is transferred to the invoker of the method or constructor. Abrupt completion of a finally clause can disrupt the transfer of control initiated by a return statement.
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Returning a file to View/Download in ASP.NET MVC
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Do i have to use javascript in order to start the download? Nothing is happening, no download or anything when i run through and debug my code.
– user10251956
Jul 6 at 16:45
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Include all files in a folder in a single bundle
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can we order the files in the directory as done here ?
– shaijut
Jan 18 '16 at 8:12
2
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Difference between two dates in Python
... objects and take the days member.
from datetime import datetime
def days_between(d1, d2):
d1 = datetime.strptime(d1, "%Y-%m-%d")
d2 = datetime.strptime(d2, "%Y-%m-%d")
return abs((d2 - d1).days)
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Execute another jar in a Java program
... idea is that given access to a jar, how do you add it to the classpath in order to load classes out of it.
– Jherico
Aug 24 '09 at 4:35
1
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How to install XNA game studio on Visual Studio 2012?
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