problem description there is a requirement that php fetch log data from multiple tables at once and return it (using mysql). The table is divided by time and processed by sub-tables, such as log_20180901 and log_20180902. Now you need to query the data...
1 shell module is used to set the password of mysql, but it is always prompted to fail 2, the code is as follows: - name: Create mysql user user: name: mysql create_home: no shell: sbin nologin - name: Download mysql get_url: u...
now the product manager wants me to implement a function of connecting dual screens with the same host, opening a web page on one screen, and then clicking a button in it to pop up a window to another screen (or you don t need to pop it over. You can p...
https: blueimp.github.io jQu. Basic Plus Ui demo I want to upload him to public pictures folder how to change the example here? UploadHandeler.php public function _ _ construct ($options = null, $initialize = true, $error_messages = null) {...
is the rollback of the transaction a failure of sql execution or a success of sql execution, but will be rolled back if the number of rows affected by additions, deletions and changes is 0? ...
data = [ {type: point , ...}, {type: point , ...}, {type: point , ...}, {type: point , ...}, {type: point , ...}, {type: point , ...}, {type: line , ...}, {type: line , ...}, {type: line , ...