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erics, November 2nd, 2020 |
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clear; printf '\e[3J' && log show --predicate 'subsystem == "com.apple.TimeMachine"' --info --last 24h | grep -F 'eMac' | grep -Fv 'etat' | awk -F']' '{print substr($0,1,19), $NF}' |
Categories: How-To's, Technology cli, Extract, howto, Log, Logs, Script, Shell, Terminal, Time Machine, tips, view
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erics, January 30th, 2020 Recently, I wanted to see the “origin” of the git repository I was working in. The command is: git remote -v For example:
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theUser@theHost$ git remote -v origin git@localhost:/volumes/data/git/thePlugin.git (fetch) origin git@localhost:/volumes/data/git/thePlugin.git (push) |
Categories: How-To's, Technology cli, Command, Display, git, git remote, howto, Linux, Show, tips
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erics, January 24th, 2020 If you are unable to update a plugin via the WP admin console, then you can do the update manually. Download the zip file to your local hard drive and extract it. Then, from the command line, do the test run first:
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cd {extracted_plugin_directory} rsync -av --dry-run --delete ../{extracted_plugin_directory}/ theHost:/volumes/www/theSite/wordpress/wp-content/plugins/{extracted_plugin_directory}/ |
*Make sure to use the trailing slashes with rsync for proper operation […]
Categories: How-To's, Technology cli, Download, Error, Extract, Fail, howto, Manual, Plugin, rsync, Terminal, tips, update, WordPress, zip
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erics, July 16th, 2019 Tungsten Clustering provides high availability, disaster recovery, and a host of other benefits for MySQL / MariaDB / Percona Server databases. In this blog post we will explore some of the shell aliases I use every day to administer various Tungsten Clusters.
Categories: Mastering Tungsten Clustering, Monitor Aliases, bash, cli, Command, Command line, HA, High Availability, monitoring, mysql, Tungsten
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erics, February 4th, 2019 Use the ssh-keygen command on a computer to which you’ve downloaded your private key .pem file; for example: First, ensure permissions will allow ssh-keygen to work: chmod 600 /path/to/the/file/your-key-pair.pem Then generate an RSA public key: ssh-keygen -y -f /path/to/the/file/your-key-pair.pem > your-key-pair.pub
Categories: How-To's, Technology .pem, .pub, Amazon, apple, AWS, cli, howto, key, key-pair, KeyPair, Linux, Mac, MacOS, macosx, Pubkey, public, Public Key, ssh-keygen, tips
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erics, September 27th, 2018 There are many things to configure in Nagios, especially when using custom check commands. Recently I needed to configure all of the Continuent Clustering Nagios checks. Once setup on the database side, I wanted to confirm that everything was working. Basics: Run a Remote NRPE Check To test a remote NRPE client command from a […]
Categories: How-To's, Technology cli, Clustering, Command, Command line, Continuent, Disaster REcovery, DR, HA, High Availability, howto, mysql, nagios, NRPE, Test, tips
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erics, May 7th, 2018 h Shows you a screenful of message headers (a “header” being the number, sender, date, size and subject). h with no message number shows the current screenful of messages (the number that make up a screenful is set with the screen variable, described below). h$ shows you the last screenful of messages — which is […]
Categories: How-To's, Technology cli, CLI Mail, howto, Linux, mail, Move, tips
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erics, October 6th, 2017 echo “show stat” | nc -U /var/lib/haproxy/stats | cut -d “,” -f 1,2,5-11,18,24,27,30,36,50,37,56,57,62 | column -s, -t
Categories: How-To's, Technology cli, Command, Command line, haproxy, howto, Linyx, proxy, socket, Status, tips
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erics, February 4th, 2017 Make sure you have Ghostscript installed, then:
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gs -dNOPAUSE -dBATCH -sDEVICE=pdfwrite -dCompatibilityLevel=1.4 -dPDFSETTINGS="/ebook" -sOutputFile=output.pdf input.pdf |
-dPDFSETTINGS={value} where {value} is one of: /screen – the lowest resolution and lowest file size, fine for viewing on a screen /ebook – mid-range resolution and file size /printer – high-quality setting used for printing PDFs /prepress – high-quality setting used for printing PDFs As always, YMMV…
Categories: How-To's, Technology Adobe, cli, Command line, Ghostscript, gs, howto, Linux, macosx, PDF, Reduce, Resize, Smaller, tips
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erics, January 29th, 2017 I wanted to send email from cron for various reasons, but the emails would bounce with an error 554: 554 5.1.8 : Sender address rejected: Domain not found Clearly, Postfix was using the “internal” hostname of myappledesktop.local (MacOSX has TWO hostnames! also, myappledesktop.local is not the real hostname ;-). So, I needed two things: 1. […]
Categories: How-To's, Technology 10.10.5, Bounce, cli, Command line, Email, FQDN, howto, macosx, mail, main.cf, PostFix, Send, tips, Yosemite
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