The problem is that the radio groups in your HTML form have conflicting names. You’re using the following for all groups: name=”radio” What you need to do is to use a different name for each group; in order words, use the same name for each question within a single group. Assuming your question IDs are … Read more
Its simple: Let’s assume your each column is 15 characters wide, if it’s less or more change accordingly: // Format header System.out.println(String.format(“%1$-15s”, “EMPO” )+ “|”+”\t”+String.format(“%1$-15s”, “ENAME” )+ “|”+”\t”+String.format(“%1$15s”, “SAL” )+ “|”+”\t”+String.format(“%1$15s”, “AVERAGE” )+ “|”); Similarly format your row: I leave this one for you to practice. System.out.println(eno+”\t”+ename+”\t”+sal+”\t”+avg); If you are not able to figure out, … Read more
You’re setting the value of the parameter to be used in the query. The ? in the SQL represents the parameter, and here you’re giving it a value. When you call getString() later, that’s getting a value from the results of the query, which are very different from the parameters sent as part of the … Read more