{"product_id":"9781484201213","title":"Pro Bash Programming, Second Edition: Scripting the GNU\/Linux Shell","description":"\u003cp\u003e\u003ci\u003ePro Bash Programming\u003c\/i\u003e teaches you how to effectively utilize the Bash shell in your programming. The Bash shell is a complete programming language, not merely a glue to combine external Linux commands. By taking full advantage of Shell internals, Shell programs can perform as snappily as utilities written in C or other compiled languages. And you will see how, without assuming Unix lore, you can write professional Bash 4.3 programs through standard programming techniques.\u003c\/p\u003e\u003cp\u003eThis second edition has updated for Bash 4.3, and many scripts have been rewritten to make them more idiomatically Bash, taking better advantage of features specific to Bash. It is easy to read, understand, and will teach you how to get to grips with Bash programming without drowning you in pages and pages of syntax. \u003c\/p\u003e\u003cp\u003eUsing this book you will be able to use the shell efficiently, make scripts run faster using expansion and external commands, and understand how to overcome many common mistakes that cause scripts to fail. This book is perfect for all beginning Linux and Unix system administrators who want to be in full control of their systems, and really get to grips with Bash programming. \u003c\/p\u003e\u003cp\u003e\u003c\/p\u003eWhat you’ll learn\u003cul\u003e\n\u003cli\u003eUse the shell to write new utilities and accomplish most programming tasks.\u003c\/li\u003e\n\u003cli\u003eUse shell parameter expansion to replace many external commands, making scripts very fast.\u003c\/li\u003e\n\u003cli\u003eLearn to avoid many common mistakes that cause scripts to fail.\u003c\/li\u003e\n\u003cli\u003eLearn how bash’s readline and history libraries can save typing when getting user input.\u003c\/li\u003e\n\u003cli\u003eLearn to use features new to Bash 4.0.\u003c\/li\u003e\n\u003cli\u003eBuild shell scripts that get information from the Web.\u003c\/li\u003e\n\u003c\/ul\u003eWho this book is for      \u003cp\u003e     Beginning Linux and Unix system administrators who want to be in full command of their systems.      \u003c\/p\u003e","brand":"Apress","offers":[{"title":"Default Title","offer_id":47126593634544,"sku":"9781484201213","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0737\/7593\/9824\/files\/9781484201213_p0.jpg?v=1763632084","url":"https:\/\/shop-qa.barnesandnoble.com\/products\/9781484201213","provider":"Barnes \u0026 Noble (DEV)","version":"1.0","type":"link"}