Think you want to get checkboxes value which are checked using jquery. You can use following code to do that. $(‘input:checkbox:checked’).each(function(index){ alert($(this).val()); }); or else you want to get the array of the checked checkbox value. Then use following code. var data = $(‘input:checkbox:checked’).map(function(){ return this.value; }).get(); //this will give array like this. [’19’, ’20’]
Continue Reading →There are few ways to reload the page using javascript. window.location.reload(); history.go(0); window.location.href=window.location.href; // will do nothing if your URL has a #/hashbang on the end learnhow2do.com/test#blah window.location = window.location.pathname; //Some of the browsers like Firefox opens ConfirmBox for resend.If you reload after post request.
Continue Reading →Let’s say you have an associative array like: {“key1”: 22, “key2”: 42} Then if you need to check key1 exists using python, following code will do that. if key in array: # do something Note: Be sure to put the key name in quotes if it’s a string. Associative arrays are called dictionaries in Python […]
Continue Reading →Codeigniter Active Record syntax for join $this->db->join(); Ex: $this->db->select(‘*’); $this->db->from(‘user’); $this->db->join(‘review’, ‘review.id = user.id’); $query = $this->db->get(); And it will generate following sql. SELECT * FROM user JOIN review ON review.id = user.id if you need several joins in one query, you have to call join function multiple times. If you need a specific type […]
Continue Reading →After installing MySQL and Apache/PHP, the database connections didn’t work from PHP. They worked only if connect using the MySQL client. Must be a problem with the PHP side. There is a sock file that PHP was trying to use, and it was in /var/mysql/mysql.sock and loged that the file was not there. Warning Error: […]
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