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Reference - What does this error mean in PHP?
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Warning: Cannot modify header information - headers already sent
Happens when your script tries to send an HTTP header to the client but there already was output before, which resulted in headers to be already sent to the client.
This is an E...
Is it possible to get the non-enumerable inherited property names of an object?
...etOwnPropertyNames(curr)
props.forEach(function(prop){
if (allProps.indexOf(prop) === -1)
allProps.push(prop)
})
}while(curr = Object.getPrototypeOf(curr))
return allProps
}
I tested that on Safari 5.1 and got
> getAllProperties([1,2,3])
["0"...
regex.test V.S. string.match to know if a string matches a regular expression
Many times I'm using the string match function to know if a string matches a regular expression.
3 Answers
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How to convert comma-delimited string to list in Python?
...y_string.split(",")
>>> print my_list
['A', 'B', 'C', 'D', 'E']
If you want to convert it to a tuple, just
>>> print tuple(my_list)
('A', 'B', 'C', 'D', 'E')
If you are looking to append to a list, try this:
>>> my_list.append('F')
>>> print my_list
['A', 'B...
How to run multiple .BAT files within a .BAT file
... backward compatibility therefore is the reason for this behaviour.
Tips
If your batch files have spaces in their names, use quotes around the name:
call "unit tests.bat"
By the way: if you do not have all the names of the batch files, you could also use for to do this (it does not guarantee th...
What does %~d0 mean in a Windows batch file?
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is there a difference between %~d0 and %~d0%?
– Geoffrey
May 11 '15 at 13:23
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Remove a cookie
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You May Try this
if (isset($_COOKIE['remember_user'])) {
unset($_COOKIE['remember_user']);
setcookie('remember_user', null, -1, '/');
return true;
} else {
return false;
}
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How to construct a relative path in Java from two absolute paths (or URLs)?
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Yep, it only works if the base path is a parent of the first path. If you need some hierarchical backward like "../../relativepath", it won't work. I found a solution: mrpmorris.blogspot.com/2007/05/…
– Aurelien Ribon
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Numpy: find first index of value fast
...e reference:
Using numba (1) is the easiest way until numpy implements it. If you use anaconda python distribution it should already be installed.
The code will be compiled so it will be fast.
@jit(nopython=True)
def find_first(item, vec):
"""return the index of the first occurence of item in v...
How to detect if JavaScript is disabled?
...aScript. Then I began to wonder what techniques might be used to determine if the user has it disabled.
37 Answers
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