search for: dbdb

Displaying 3 results from an estimated 3 matches for "dbdb".

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2006 Nov 22
11
Rewriting caller ID from database?
Hi Most of our customers have generic names like "Hospital", so I need to rewrite their caller ID name by looking up the number in a database on the Asterisk server, and rewriting the name such as "Reading Hospital" so that we know who's calling. Any idea if this can be done with Asterisk, and how to do it? Thank you.
2004 Mar 01
0
How to calculate the derivative of matrix w.r.t another matrix?
...her dxm matrix B, where A= [a1 a2 ... am] and B =[b1 b2 ... bm] with ai and bj are vectors. Actually the matrix A itself is the first order derivative of a scalar J with respect to B, i.e., A = dJ/dB, where a1 = dJ/db1, a2 = dJ/db1, and so on. Now dA/dB is the second order derivative dA/dB = dJ^2/(dBdB') = [dJ/db1 dJ/db1 ... dJ/dbm]/d[b1 b2 ... bm]. So anybody have some idea on how to derive the formulation of dA/dB? Thanks for your point on this problem. Fred [[alternative HTML version deleted]]
2005 Jul 31
0
work with dbdbd file
work with dbdbd fileHi All! To begin with sorry for my bad English :-) I use dbdbd for my project: .. db = DBDB.new("%7c%1c%2c%") #db.uniq_key = 2 db.tie(file_name) db.read .. In the end I need to delete file that I use. But "File.delete(file_name)" or "File.unlink(file_name)" It...