Web applications are different from mobile and desktop applications in many ways—for instance, the fact that large parts of the application do not run on a client, but on a server. This allows developers to collect information on how the application is run for web applications more easily than for other types of applications. Doing so is called instrumenting an application.
Logs are text messages that are saved by the system to describe the execution path that the server follows. This helps developers go back in time and explore what has happened by examining the logging output. Structured logging is quickly becoming the standard for trace logging. Structured logging is a technique where logs are no longer only text messages. Instead, logs are parameterized text messages with a set of values for each parameter. This has two advantages—...