Think your Mac is powerful now? This practical guide shows you how to get much more from your system by tapping into Unix, the robust operating system concealed beneath OS X’s beautiful user interface. OS X puts more than a thousand Unix commands at your fingertips—for finding and managing files, remotely accessing your...

Why spend time on coding problems that others have already solved when you could be making real progress on your Ruby project? This updated cookbook provides more than 350 recipes for solving common problems, on topics ranging from basic data structures, classes, and objects, to web development, distributed programming, and...

Any program worth its salt uses operating system services. Even a simple program, if practical, reads input and produces output. And, most applications have more complex needs. They need to find out the time, use the network, or start and communicate with other processes. Systems programming really means nothing more than writing...

• Understand the web application penetration testing methodology and toolkit using Python
• Write a web crawler/spider with the Scrapy library
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• Become proficient with pytest from day one by solving real-world testing problems
• Use pytest to write tests more efficiently
• Scale from simple to complex...

• Learn how to solve problems of system administrators and automate routine activities
• Learn to handle regular expressions, network administration
• ...

• A practical easy-to-understand book that will teach you how to deploy, maintain and troubleshoot Ubuntu Server
• Get well-versed with newly-added features in Ubuntu 18.04.
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