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Match everything except for specified strings
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Depends on the language, but there are generally negative-assertions you can put in like so:
(?!red|green|blue)
(Thanks for the syntax fix, the above is valid Java and Perl, YMMV)
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What are some good Python ORM solutions? [closed]
...ment. I don't understand the logic. How does "hard to find instructions on ORDER BY DESC in the docs" imply "bad for active record pattern"?
– jpmc26
Jan 10 '14 at 0:27
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Add a prefix to all Flask routes
...prefix.
The mask argument is a `format string` formatted with, in that order:
prefix, route
'''
def newroute(route, *args, **kwargs):
'''New function to prefix the route'''
return route_function(mask.format(prefix, route), *args, **kwargs)
return newroute
Arguably, this is ...
Null coalescing in powershell
...suggestion from an anonymous user. Thanks, whoever you are!
Based on the order of operations, this works in following order:
The , operator creates an array of values to be tested.
The -ne operator filters out any items from the array that match the specified value--in this case, null. The resu...
Is BCrypt a good hashing algorithm to use in C#? Where can I find it? [closed]
... your chief enemy: Time.
The bcrypt algorithm works because it takes five orders of magnitude longer to hash a password than MD5; (and still much longer than AES or SHA-512). It forces the hacker to spend a lot more time to create a rainbow table to lookup your passwords, making it far less likely...
How to shrink/purge ibdata1 file in MySQL
...r server to use separate files for each table you need to change my.cnf in order to enable this:
[mysqld]
innodb_file_per_table=1
http://dev.mysql.com/doc/refman/5.5/en/innodb-multiple-tablespaces.html
As you want to reclaim the space from ibdata1 you actually have to delete the file:
Do a mys...
Unix's 'ls' sort by name
...ort. For just a list of file names:
ls -1 | sort
To sort them in reverse order:
ls -1 | sort -r
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Jquery to change form action
...e jQuery.attr() in your click handler:
$("#myform").attr('action', 'page1.php');
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MySql Table Insert if not exist otherwise update
...since it's the unique key, so it should not change. You do need to include all of the other columns from your table. You can use the VALUES() function to make sure the proper values are used when updating the other columns.
Here is your update re-written using the proper INSERT ... ON DUPLICATE KEY...
Why is `std::move` named `std::move`?
...by the rest of the program (nobody else has
a reference to the rvalue in order to detect a difference).
If at the time swap was instead presented like this:
template <class T>
void
swap(T& a, T& b)
{
T tmp(cast_to_rvalue(a));
a = cast_to_rvalue(b);
b = cast_to_rvalue(t...