logging

1 posts in this category

logging

All developers have attempted to debug their programs by printing lifecycle and state information to the console. This concept, sometimes known as printf debugging, can be far more powerful of a tool than one might first expect. The essence of this debugging technique is the concept of logging, where developers add relevant information about the state of the running program to a log. The use of logging is vital to both developers and operators, and it is important to understand how and why to use logging from both perspectives.