Posts by Everton Fraga • 9 points
5 posts
-
0
votes1
answer185
viewsQ: How to check if the mysql result number is empty?
I’m having some difficulty displaying a message when the query does not return results. When the select returns 1 result "if(mysqli_num_rows($result1) > 0)" is showing correctly, but when it does…
-
0
votes1
answer1060
viewsQ: How to add columns from different tables?
I am trying to assemble an SQL command for my virtual store that returns the total order value, a table of items (pedidoitemaux) and an additional one for the items (pedidoitemadaux). I built a…
-
0
votes2
answers1224
viewsQ: Pass modal window id
I’m not getting an id to a modal window. Could you help me? The excerpt from the main page code is this: php menu. $id= $_GET["id"]; <div style="text-align: center"><a href="#pagina1"…
-
0
votes1
answer361
viewsQ: How to pass the value of a variable from one local class to another class (outside its scope and with public visibility)?
Good night. I’m having a hard time using the value of a variable in a local class and passing it to another class that will be loaded on Intent. The value of the string is exiting null and gives…
-
0
votes1
answer184
viewsQ: How to pass the received data from an activity and put it into a recyclerview
Hello, I’m beginner in java programming and I’m having trouble passing some serialized information from an activity to a recyclerview. When the second activity is started it brings no information.…