variable-subsitution

Can I substitute Eclipse and Maven variables into a log4j.properties file?

You can use system properties in log4j configuration files using a ${variablename} syntax. Can you include Eclipse variables (like the project name) and Maven variables (like the artifact ID) in there too, and have them substituted during the respective build? ...

How do i break an in-string variable in php?

This should be simple to answer. When I have a variable, say $id, and in a string, I want it between two underlines. Something like this: $id = 1; $myString = "row_$id_info"; Now, php will see "row_" and the variable $id_info - And that's not what I want. So my question is plain: How do i break an in-string variable in php? Thanks f...