Entries Categorized as 'How-To’s'
Author:
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 Tags: cli, Clustering, Command, Command line, Continuent, Disaster REcovery, DR, HA, High Availability, howto, mysql, nagios, NRPE, Test, tips
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Author:
erics, August 31st, 2018
1 <button class="paypal-btn large" onclick="window.location=’https://www.yoursite.com/targetPage/’;return false">What a Great Button</button> <button class=”paypal-btn large” onclick=”window.location=’https://www.yoursite.com/targetPage/’;return false”>What a Great Button</button> 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 […]
Categories: How-To's, Technology Tags: Button, Class, Create, CSS, howto, html, onclick, PayPal, style, tips
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Author:
erics, August 6th, 2018
Create a new page and set the page template to Blog. Add a new Custom Field to the page. Set the Name to the string query_args and the value to cat=NNN, where NNN is the ID of the desired category. Be sure to click Publish or Update when done. You can locate the Category ID […]
Categories: How-To's, Technology Tags: Blog, Cat, Categories, Category, Custom, Custom Field, Field, howto, query_args, Single, tips
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Author:
erics, August 2nd, 2018
git checkout -f
Categories: How-To's, Technology Tags: Branch, Checkout, Discard, git, git branch, git checkout, howto, Revert, tips, Undo
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Author:
erics, June 15th, 2018
remove_filter( ‘the_content’, ‘wpautop’ ); add_filter( ‘the_content’, ‘smart_autop’ ); function smart_autop($content) { $post = get_post(); if($post->post_type != ‘post’) return $content; // if not a post, leave $content untouched return wpautop($content); }
Categories: How-To's, Technology Tags: add_filter, autop, Disable, howto, para, POST, remove_filter, tips, WordPress, wpautop
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Author:
erics, May 16th, 2018
SELECT t1.id FROM tableOne t1 LEFT JOIN tableTwo t2 ON t1.id = t2.id WHERE t2.id IS NULL The “WHERE t2.id IS NULL clause” restricts the results to only those rows where the id returned from tableTwo is null. tableTwo.id will be NULL for all records from tableOne where the id is not found in tableTwo.
Categories: How-To's, Technology Tags: howto, Join, Left Join, mysql, Query, Row, Rows, select, SQL, Table, tips, Where
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Author:
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 Tags: cli, CLI Mail, howto, Linux, mail, Move, tips
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Author:
erics, April 24th, 2018
https://linux.die.net/man/8/lsblk # lsblk -a 1 2 3 4 5 NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT nvme1n1 259:0 0 100G 0 disk /volumes/data nvme0n1 259:1 0 20G 0 disk ├─nvme0n1p1 259:2 0 20G 0 part / └─nvme0n1p128 259:3 […]
Categories: How-To's, Technology Tags: Amazon, Attached, AWS, Device, Disk, Drive, Find, howto, Linux, Locate, lsblk, tips
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Author:
erics, March 21st, 2018
h move one character left j move one row down k move one row up l move one character right w move to beginning of next word b move to previous beginning of word e move to end of word W move to beginning of next word after a whitespace B move to beginning of […]
Categories: How-To's, Technology Tags: bottom, Cursor, howto, Keyboard, middle, Move, Scroll, short, Shortcut, tips, top, vi, vim
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