In order to pass variables from MQL4 to PHP and receive response (decision) in form of SELL or BUY, first you need expert. Originally experts are user created logic, which analyze market movement and trends and either suggest user when to sell or buy, or even do it automatically.
As the title already says, the story is about how the external application (which this time will be written in PHP) can take action with Skype. Operation range is quite impressive. This time we will use the chat procedure - message sending and message.
Problem is as old as a world – how to get next ID value in MySQL assuming, AUTO_INCREMENT is in use. If ID value is needed after record is submitted and if ID value is needed before insertion is made.