Question: Can you explain the interaction of the RS232 signals (RTS, CTS, DTR, etc.). I need to write a software utility to transmit and receive characters between two computers, but
Question: I need to extract information using WHERE on fields in two different tables: one a text field, the other a numeric field. Both hold only numeric data. How can
Question: I’m writing a select statement to make a table name a variable whose value is set according to a condition: Var tablename;tablename := emp tableselect * from tablename; But
Question: How do I find out if a user has disabled cookies? Answer: To find out if a user has disabled cookies, follow these steps: Set a cookie. Redirect to
Question: Does Informix have a data type similiar to SQL Server’s image or ntext to input paths to link images? Answer: I’d use a CHAR(25) or a VARCHAR field for
Question: Why, after deleting an object I allocated dynamically, is the pointer still there? What exactly have I deleted and what would happen if I assigned a new value to
Question: Does WAP have a concept of IP address? Answer: You can get the gateway IP address and the terminal IP address using HTTP headers. WAP 1.1 currently has no
Question: I have a table in which the key field has a value stored with a percent sign, like ‘1234%’.Using this value, I want to select from another table that
Question: I have installed the version 9.2 of ESQLC, and when I try to run the program in the following manner: esql -e crdb.ec cc -c -I/home/informix/incl/esql crdb.c cc -ocrdb7.exe