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Check if a String contains numbers Java
...
}
}
return sb.toString();
}
Examples:
For input "123abc", the method above will return 123.
For "abc1000def", 1000.
For "555abc45", 555.
For "abc", will return an empty string.
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Python base64 data decode
...PekIdDNQp7Q96QrkMWx49D3pDWAAAAAEPekP0AAAAAQ96RJAAAAABD3pFMAAAAAEPfDjkAAAAAQ98OYQAAAABD3w6IAAAAAEPfDrAAAAAAQ98O10AISkBD3w7/Qzb5V0PfDyZDvoRSQ98PTkPrjWZD3w91Q8YEBEPfD51DXByZQ98PxEJrbhRD3w/sAAAAAEPfEBMAAAAAQ98QOwAAAABD3xBiAAAAAEPfjlYAAAAAQ9+OfgAAAABD346lAAAAAEPfjs0AAAAAQ9+O9UMmm8lD348cQzD1g0Pfj0RCszhMQ9...
Can I mix MySQL APIs in PHP?
...swered Jul 9 '15 at 13:59
Rizier123Rizier123
55k1616 gold badges7777 silver badges119119 bronze badges
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How can I pass a list as a command-line argument with argparse?
...'<Required> Set flag', required=True)
# Use like:
# python arg.py -l 1234 2345 3456 4567
nargs='+' takes 1 or more arguments, nargs='*' takes zero or more.
append
parser.add_argument('-l','--list', action='append', help='<Required> Set flag', required=True)
# Use like:
# python arg.p...
What's the difference between echo, print, and print_r in PHP?
...wered Dec 13 '12 at 5:50
user1899888user1899888
6111 silver badge22 bronze badges
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How can I remove all text after a character in bash?
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@kp123: It's the first example in my answer. The second time I show it (where "tomorrow" is removed), it's almost exactly the situation you're asking about.
– Paused until further notice.
A...
Flags to enable thorough and verbose g++ warnings
...n GCC 4.7),
which includes long long integer types. Those stuck back on C++98 /
C++03 may consider adding that exclusion from the warning list.
-Wnormalized=nfc is already the default option, and looks to be the
best.
-Wpadded is turned on occasionally to optimize the layout of
classes, but it is no...
Is there a JavaScript function that can pad a string to get to a determined length?
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I found this solution here and this is for me much much simpler:
var n = 123
String("00000" + n).slice(-5); // returns 00123
("00000" + n).slice(-5); // returns 00123
(" " + n).slice(-5); // returns " 123" (with two spaces)
And here I made an extension to the string object:
String.prototy...
How can I make an “are you sure” prompt in a Windows batchfile?
...
Wolf
7,54144 gold badges4141 silver badges8989 bronze badges
answered Nov 25 '09 at 4:42
ghostdog74ghostdog74
269k4848 go...
How to print instances of a class using print()?
....it will act the following way in the Python shell:
>>> t = Test(123, 456)
>>> t
<Test a:123 b:456>
>>> print repr(t)
<Test a:123 b:456>
>>> print(t)
From str method of Test: a is 123, b is 456
>>> print(str(t))
From str method of Test: a is ...