May 02, 2022 Blog
Error “Server refused our key”
I recently got the "Server refused our key" error while configuring a VPS. After a lot of trial and error, I solved it.
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Content about technology, development, and digital life
Articles, tutorials, reviews, and notes about web, performance, SEO, tools, career, and ideas from day-to-day work with code.
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January 12, 2022 Blog
Wi-Fi connection failure on Epson printers
Hello everyone. It had been a while since I posted here, because the last few months had been busier than usual. The problem I recently ran into was with an Epson L3150. I checked...
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December 02, 2021 Blog
WordPress – Argument #1 ($array) must be of type array, null given in wc-cart-functions.php
I recently came across this intriguing error. I searched online and did not find anything that helped much, so I decided to write this post with a solution.
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May 16, 2021 Blog
DATA PROTECTION LAW
Do you have a website or blog and do not know what the General Data Protection Law is? Let me explain:
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April 27, 2021 Blog
How to fix: this._addClass is not a function
I recently ran into this WordPress problem specifically when opening the Slider Revolution plugin, version 6.4.3. The plugin was outdated. Maybe this was fixed in a newer release,...
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April 12, 2021 Blog
Certificate validation error
I recently had a curious problem while signing PDFs with a digital certificate using Assinador Livre, provided by TJRJ. It turns out Assinador Livre does not work on Windows 10, an...
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August 20, 2020 Blog
How to install LEMP on CentOS 8.2
This tutorial is an update to this one. Since PHP had updates, I decided to rewrite the tutorial.
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August 13, 2020 Blog
Fix error 2503 and 2502 when installing programs
Recently I had a curious case while installing the Itaú application on Windows 10. This can also happen on Windows 8.1 and Windows 7. The error means the C:\\Windows\\Temp folder h...
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July 21, 2020 Blog
Google Chrome dark mode
You have a phone, right? Did you know that dark mode can help save battery? Android and iOS, in some versions, have a feature that changes the system theme and makes windows dark....
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