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How to use GPG to secure signatures to verify the integrity of a download file

What is a digital signature? Digital signature, is only the sender of information can produce a number of people can not forge a digital string, which is also the sender of information to send information authenticity of a valid proof. Digital

Finding hidden files in Linux using the Find command

We can use the Find command on Linux or Unix systems to query all (all) hidden files The basic syntax is as follows: The code is as follows: [ ~] #find/The text/pieces/clips/-name to find ". *"-print Explain: 1. ". *" indicates

RedHat 5.3 configuration yum: Update software from CentOS 5 source and CD source

Yum, as the name suggests, yellow Dog Updater, Modified. Yum has done the same work for RPM systems. It provides a simple command to automate the installation or updating of a software package, similar to the Apt-get tool under Debian, after

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