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OPTION (RECOMPILE) is Always Faster; Why?
...y estimates for applying both restrictions and a poor execution plan being selected. The fix in this case would be to create a statistics object linking the two columns, which is not an expensive operation.
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jQuery Multiple ID selectors
...that upload has been built in a way that allows for multiple elements in a selection.
upload is a custom jQuery plugin, so you'll have to show what's going on with upload for us to be able to help you.
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Populating a ListView using an ArrayList?
...; arg0, View v,int position, long arg3)
{
String selectedmovie=movies.get(position);
Toast.makeText(getApplicationContext(), "Movie Selected : "+selectedmovie, Toast.LENGTH_LONG).show();
}
});
}
void getmovies()
{
mov...
Renaming or copying files and folder using NERDTree on Vim. Is it possible?
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Press m on the node you want to then select (m)ove the current node. Moving is the same as renaming.
NERDTree Menu. Use j/k/enter and the shortcuts indicated
==========================================================
> (a)dd a childnode
(m)ove the curent n...
What is the advantage to using bloom filters?
...riefly tell the basics.
you initiate an empty bit array of length m
you select k different hash functions (the more independent the better)
if you want to add element, you calculate all the k hashes of this value and set the corresponding bits to 1
if you want to check if element exist, you also ...
Python/postgres/psycopg2: getting ID of row just inserted
... case you can use:
cursor.execute('INSERT INTO ........')
cursor.execute('SELECT LASTVAL()')
lastid = cursor.fetchone()['lastval']
Just in case it was useful for anyone!
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Java 256-bit AES Password-Based Encryption
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Share the password (a char[]) and salt (a byte[]—8 bytes selected by a SecureRandom makes a good salt—which doesn't need to be kept secret) with the recipient out-of-band. Then to derive a good key from this information:
/* Derive the key, given password and salt. */
SecretKeyFa...
Is a Python list guaranteed to have its elements stay in the order they are inserted in?
...represent lists of things so much as they describe the extent of a certain selection of things. The internal structure of set, how its elements are stored relative to each other, is usually not meant to convey useful information. In some implementations, sets are always internally sorted; in others ...
Are class names in CSS selectors case sensitive?
I keep reading everywhere that CSS is not case sensitive, but I have this selector
4 Answers
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Check if a class is derived from a generic class
...f (parent == cur || (isParameterLessGeneric && cur.GetInterfaces().Select(i => GetFullTypeDefinition(i)).Contains(GetFullTypeDefinition(parent))))
return true;
else if (!isParameterLessGeneric)
if (GetFullTypeDefinition(parent) == cur &&...