2020-04-18 | #opensource #programming #prolog
Below a simple example of using a a declarative language (Prolog) for finding all solutions for a trick game… ?- use_module(library(clpfd)). ?- X in 1..9, Y #= (X * 3 + 3) * 3, Z #= (Y rem 10) + (Y div 10), setof(Z, X^Y^label([X,Y,Z]), Sol).
2020-03-15 | #Me
In this small tutorial I’ll speak about tunneling, ssh port forwarding, socks, pac files, Sshuttle I’ve been using Linux since 1995 but I have never been interested a lot in networking.
2020-02-21 | #Me
How to recover a wrongly deleted glue table? You should have scheduled a periodic backup of Glue data catalog with aws glue get-tables --database-name mydb > glue-mydb.json And recreate your table with the command
2020-01-10 | #Constraint programming #prolog
Below the N Queens problem solved in Prolog and Constraint Logic Programming over Finite Domains library :- use_module(library(clpfd)). n_queens(N, Queens) :- length(Queens, N), Queens ins 1..N, all_different(Queens), %% the queens must be in different columns different_diagonals(Queens).
2020-01-06 | #Programming #Prolog
I like Prolog and in these days I have studied the library CLP(FD). For instance it is easy to write a simple code for solving “How many men and horses have 8 heads and 20 feet?
