{"product_id":"perl-one-liners-peteris-krumins-9781593275204","title":"Perl One-Liners: 130 Programs That Get Things Done","description":"\u003cp\u003ePart of the fun of programming in Perl lies in tackling tedious tasks with short, efficient, and reusable code. Often, the perfect tool is the one-liner, a small but powerful program that fits in one line of code and does one thing really well.\u003cbr\u003e\u003cbr\u003eIn \u003cem\u003ePerl One-Liners\u003c\/em\u003e, author and impatient hacker Peteris Krumins takes you through more than 100 compelling one-liners that do all sorts of handy things, such as manipulate line spacing, tally column values in a table, and get a list of users on a system. This cookbook of useful, customizable, and fun scripts will even help hone your Perl coding skills, as Krumins dissects the code to give you a deeper understanding of the language.\u003cbr\u003e\u003cbr\u003eYou'll find one-liners that: \u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eEncode, decode, and convert strings\u003c\/li\u003e\n\u003cli\u003eGenerate random passwords\u003c\/li\u003e\n\u003cli\u003eCalculate sums, factorials, and the mathematical constants π and \u003cem\u003ee\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003eAdd or remove spaces\u003c\/li\u003e\n\u003cli\u003eNumber lines in a file\u003c\/li\u003e\n\u003cli\u003ePrint lines that match a specific pattern\u003c\/li\u003e\n\u003cli\u003eCheck to see if a number is prime with a regular expression\u003c\/li\u003e\n\u003cli\u003eConvert IP address to decimal form\u003c\/li\u003e\n\u003cli\u003eReplace one string with another\u003c\/li\u003e\n\u003c\/ul\u003eAnd many more  Save time and sharpen you coding skills as you learn to conquer those pesky tasks in a few precisely placed keystrokes with \u003cem\u003ePerl One-Liners\u003c\/em\u003e.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eAuthor:\u003c\/b\u003e Peteris Krumins\u003cbr\u003e\u003cb\u003eISBN-10:\u003c\/b\u003e 159327520X\u003cbr\u003e\u003cb\u003eISBN-13:\u003c\/b\u003e 9781593275204\u003cbr\u003e\u003cb\u003ePublisher:\u003c\/b\u003e No Starch Press\u003cbr\u003e\u003cb\u003eLanguage:\u003c\/b\u003e English\u003cbr\u003e\u003cb\u003ePublished:\u003c\/b\u003e 11\/26\/2013\u003cbr\u003e\u003cb\u003ePages:\u003c\/b\u003e 168\u003cbr\u003e\u003cb\u003eFormat:\u003c\/b\u003e Paperback\u003cbr\u003e\u003cb\u003eWeight:\u003c\/b\u003e 0.87lbs\u003cbr\u003e\u003cb\u003eSize:\u003c\/b\u003e 9.23h x 7.09w x 0.47d","brand":"Peteris Krumins","offers":[{"title":"Paperback","offer_id":44044910821631,"sku":"9781593275204","price":24.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/2982\/9887\/files\/img_f19a681c-752d-4d1b-b5aa-10f68395ff9c.jpg?v=1684975634","url":"https:\/\/www.whiterainbookhouse.com\/products\/perl-one-liners-peteris-krumins-9781593275204","provider":"WR Book House","version":"1.0","type":"link"}