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How do I pass JavaScript variables to PHP?
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@sergey, so i need to use ajax? Actually, i'm familliar with that.
– SUN Jiangong
Dec 18 '09 at 10:08
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Remove everything after a certain character
...s = '/Controller/Action?id=11112&value=4444';
s = s.substring(0, s.indexOf('?'));
document.write(s);
Sample here
I should also mention that native string functions are much faster than regular expressions, which should only really be used when necessary (this isn't one of those cases).
Updat...
No module named MySQLdb
...s on what OS and software you have and use.
easy_install mysql-python (mix os)
pip install mysql-python (mix os/ python 2)
pip install mysqlclient (mix os/ python 3)
apt-get install python-mysqldb (Linux Ubuntu, ...)
cd /usr/ports/databases/py-MySQLdb && make install clean (FreeBSD)
yum in...
What is Hindley-Milner?
...advantages of Hindley-Milner are
It supports polymorphic functions; for example, a function that can give you the length of the list independent of the type of the elements, or a function does a binary-tree lookup independent of the type of keys stored in the tree.
Sometimes a function or value ca...
Exporting a function in shell
Please tell me how to export a function in parent shell (bash, sh or ksh) so that the function will be available to all the child process launced from the parent process?
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Call Javascript function from URL/address bar
...Official Build) (64-bit). Chrome automatically strips the javascript: prefix from the address bar.
– stomy
Mar 17 at 18:03
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What is the advantage of using forwarding references in range-based for loops?
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The only advantage I can see is when the sequence iterator returns a proxy reference and you need to operate on that reference in a non-const way. For example consider:
#include <vector>
int main()
{
std::vector<bool> v(10);
for (auto& e : v)
e = true;
}
This ...
“Failed to load platform plugin ”xcb“ ” while launching qt5 app on linux without qt installed
I wrote application for linux which uses Qt5.
17 Answers
17
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How do I sort an array of hashes by a value in the hash?
This Ruby code is not behaving as I would expect:
4 Answers
4
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Line continuation for list comprehensions or generator expressions in python
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[x
for
x
in
(1,2,3)
]
works fine, so you can pretty much do as you please. I'd personally prefer
[something_that_is_pretty_long
for something_that_is_pretty_long
in somethings_that_are_pretty_long]
The reason why...