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Mastering Go – Third Edition

Mastering Go – Third Edition - Third Edition

By : Mihalis Tsoukalos
4.6 (16)
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Mastering Go – Third Edition

Mastering Go – Third Edition

4.6 (16)
By: Mihalis Tsoukalos

Overview of this book

Mastering Go is the essential guide to putting Go to work on real production systems. This freshly updated third edition includes topics like creating RESTful servers and clients, understanding Go generics, and developing gRPC servers and clients. Mastering Go was written for programmers who want to explore the capabilities of Go in practice. As you work your way through the chapters, you’ll gain confidence and a deep understanding of advanced Go concepts, including concurrency and the operation of the Go Garbage Collector, using Go with Docker, writing powerful command-line utilities, working with JavaScript Object Notation (JSON) data, and interacting with databases. You’ll also improve your understanding of Go internals to optimize Go code and use data types and data structures in new and unexpected ways. This essential Go programming book will also take you through the nuances and idioms of Go with exercises and resources to fully embed your newly acquired knowledge. With the help of Mastering Go, you’ll become an expert Go programmer by building Go systems and implementing advanced Go techniques in your projects.
Table of Contents (17 chapters)
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14
Other Books You May Enjoy
15
Index

Logging information

All UNIX systems have their own log files for writing logging information that comes from running servers and programs. Usually, most system log files of a UNIX system can be found under the /var/log directory. However, the log files of many popular services, such as Apache and Nginx, can be found elsewhere, depending on their configuration.

Logging and putting logging information in log files is a practical way of examining data and information from your software asynchronously either locally or at a central log server or using server software such as Elasticsearch, Beats, and Grafana Loki.

Generally speaking, using a log file to write some information used to be considered a better practice than writing the same output on screen for two reasons: firstly, because the output does not get lost as it is stored on a file, and secondly, because you can search and process log files using UNIX tools, such as grep(1), awk(1), and sed(1), which cannot...

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Mastering Go – Third Edition
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