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Newsflash |
atwork di Alberto Turelli - soluzioni software & web.
- Certificazioni GNU/Linux LPIC-1 e LPIC-2
- Certificazioni MySQL 5.0 Developer e DBA
- Consulenza relativa a GNU/Linux (Debian in particolare) e al software libero
- Migrazione di server, workstation e reti da Windows a GNU/Linux
- Installazione, configurazione e manutenzione dei seguenti servizi su piattaforma GNU/Linux:
- Server web (Apache, Tomcat)
- Server database (MySQL)
- Server email (Postfix, Qmail, Courier) con filtri antispam (Spamassassin) e antivirus (ClamAV)
- Configurazione ed amministrazione di reti GNU/Linux e di reti miste (Windows, GNU/Linux, BSD, Unix, Mac OS X)
- Progettazione e realizzazione di database e applicativi web-based (HTML/CSS/Javascript, PHP, JSP e MySQL)
- Sviluppo software in Java
- Installazione, configurazione e manutenzione portali con Joomla! e Mambo
- Corsi GNU/Linux: introduzione, amministrazione del sistema, server, desktop, sicurezza
- Corsi per certificazioni: GNU/Linux (LPIC-1 e LPIC-2) e MySQL (Core, Professional, 5.0 Developer e 5.0 DBA)
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via Trebeschi, 69 - Castegnato (BS) - Italia
tel. +39 328 6110095
Partita IVA 03595310172
email info CHIOCCIOLA atworkonline PUNTO it
private email alberto DOT turelli AT atworkonline DOT it (GPG key)
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IBM DeveloperWorks :: Simplify data extraction using Linux text utilities |
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Written by bibe
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Tuesday, 15 August 2006 |
Much of Linux® system administration involves tediously combing through plain-text configuration files. Fortunately, Linux has a rich array of UNIX®-derived data extraction utilities, including head, tail, grep, egrep, fgrep, cut, paste, join, awk, and more. This article uses real-world examples that show how these simple command-line programs can make you a better sysadmin. This article looks at each data extraction utility and its options, applies them to typical files that are used in day-to-day work, and looks at how and why each tool is useful for pulling data from these files.
Read more on IBM DeveloperWorks
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