This is a sudoku solving program.I got recursive errors.I imported sys module and set the recursion limit to 1500,but still it shows errors

import sys sys.setrecursionlimit(1500) # the default recursion limit is 1000 def print_grid(arr): for i in range(9): for j in range(9): print(arr[i][j]) print(‘\n’) def find_empty_location(arr, l): for i in range(9): for j in range(9): if (arr[i][j] == 0): l[0] = i l[1] = j return True return False def row_check(arr, row, num): for x in range(9):…

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how to join 100 or more tables without condition in Codeigniter

how to join 100 or more tables without condition in Codeigniter $query=$this->input->get(‘term’); $this->db->select(‘*’); $this->db->from(“user”); $this->db->join(“sell”, ‘user.id = sell.id’); $this->db->like(‘name’, $query); $this->db->or_like(‘address’, $query); $this->db->or_like(’email’, $query); $this->db->or_like(‘contact’, $query); $this->db->or_like(‘gender’, $query); $this->db->or_like(‘id’, $query); // $this->db->or_like(‘product_name’, $query); // $this->db->or_like(‘product_description’, $query); // $this->db->or_like(‘product_price’, $query); $this->db->order_by(‘id’, ‘DESC’); $data =$this->db->get()->result();

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How do I run a Node.js process from Java?

I’d like to run “node index.js” from Java, but keep getting errors saying that “node” cannot be found (even though running node on cmd works fine). Have tried: String s; Process p; try { p = Runtime.getRuntime().exec(“node index.js”); BufferedReader br = new BufferedReader( new InputStreamReader(p.getInputStream())); while ((s = br.readLine()) != null) System.out.println(“line: ” + s);…

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