Exciting voyage began on TU 2021-02-16. After months of WordPress (WP) warning about outdated PHP version, it was time to open a new Amazon Linux 2 instance and install all the latest gadgets. This major upgrade triggered many errors and problems. I needed a place to store and accumulate the […]
Task You already have a working WordPress (WP) site. Now, you need to add one more site with a new MySQL database. This document describes how to add one more database and install a new WP site on the same server. Download Download latest WordPress ZIP package (3.X) and unzip […]
This problem occurs, when you have a column with a formula that sometimes returns an error. That is very typical for all kind of look-up situations . Let’s say, you have a column E with formula that returns good values and errors. You need to count how many errors are […]
If you connecting to a table using subquery, you might experience an error “Subquery returned more than 1 value“, that will crash your SQL. Here is an elegant and powerful solution that (1) cures the error and (2) allows to locate your desired row more precisely. For example, you […]
[…in progress…] Today is Saturday. After breakfast, we checked out, but spent another 45 minutes in the pool. Guests from yesterday have already left the night before or earlier this morning. We had the entire property to ourselves. We departed from Agriturismo “La Quiete” near Cecina at 12:00 noon. We […]
WordPress admin bar contains many interesting and convenient links for admins and editors. But it is totally useless, redundant and confusing for regular users. Here is how to hide it for subscribers while viewing the site. Open your theme functions.php file and add these lines at the very end: if(current_user_can(‘subscriber’)) add_filter( ‘show_admin_bar’, […]
If your theme has a header image, this article is for you. It turns out, it is relatively easy to display different site header images for different post categories. To do that, you need to add an IF statement to header.php file. This IF statement will control, what header image is […]
Let’s say you moved pictures from your smart phone to a PC, but you want to know, where this picture was taken. Most likely picture would have a GPS information attached to it (unless you explicitly disabled that feature on your phone). Open picture properties (Alt + Enter) and check […]
Today is Friday. We woke up at 7:22, and had a luxury to gather our things slowly. No rush. No hurry. Our next stop is Villa Puccini that is 67 km away. We are now turning back South. Yesterday we reached our North-most point in the trip – Levanto. Today […]
RESOLVED! One of the test WordPress instances had an impossible, unpleasant and not covered on Google error message. When user is trying to register, the CAPTCHA code is displayed properly and validation is correct, but when the button Register is press, the page would display this: ERROR: Unreadable CAPTCHA cookie […]
Summary First of all – it is not a virus! It is not a bug either. It is a feature, that doesn’t allow legacy applications to write files inside Program Files directory. This feature allows legacy applications think that they are writing to a system folders. Symptoms You can see […]
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