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Is there a Subversion command to reset the working copy?
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vcsjonesvcsjones
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Cannot add or update a child row: a foreign key constraint fails
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123
It means that you're trying to insert into table2 a UserID value that doesn't exist in table1....
How to check for a valid URL in Java?
...nswered Dec 19 '12 at 18:26
user123444555621user123444555621
123k2323 gold badges101101 silver badges120120 bronze badges
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Validating parameters to a Bash script
... as a commentar). i did "$#" to fix it. second, the regex also matches "foo123bar". i fixed it by doing ^[0-9]+$. you may also fix it by using grep's -x option
– Johannes Schaub - litb
Mar 31 '09 at 1:21
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How to run a hello.js file in Node.js on windows?
... edited Oct 29 '13 at 11:28
Oz123
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answered Oct 29 '13 at 11:05
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Convert from ASCII string encoded in Hex to plain ASCII?
...t;>> 'abcd'[0::2] # alternates
'ac'
>>> zip('abc', '123') # pair up
[('a', '1'), ('b', '2'), ('c', '3')]
>>> chr(32) # ascii to character
' '
will look at binascii now...
>>> print binascii.unhexlify('7061756c')
paul
cool (and i h...
How do I pre-populate a jQuery Datepicker textbox with today's date?
...k and doesn't make jQuery search the DOM twice.
– abc123
Aug 1 '13 at 20:36
1
Great, accepted ans...
Generate a random letter in Python
...to get the whole range of characters 97 - 122, the argument passed must be 123.
– Kieran Moynihan
Apr 4 '19 at 17:52
@...
Join a list of items with different types as string in Python
...o combine list into a single string
a = map(str, a)
''.join(a)
'123'
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Check if a number has a decimal place/is a whole number
...ber and compare it to zero like so:
function Test()
{
var startVal = 123.456
alert( (startVal - Math.floor(startVal)) != 0 )
}
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