Today when I do update plugins on my Wordpress site I met the following error screenshot. I searched curl error codes and found it caused by SSL. The error message is: Problem with reading the SSL CA cert

There may have many reasons to cause 500 Internal Server Error but today I met one which is first time for me. A new client asked me to remove malware files from its WordPress site. I removed all malware

Today when fix bug for a client I found one of its database table has duplicate records and that cause plugin error. See the following screenshot the pdf_id and cat_id fields there are duplicate records.

As the free SSL Certificate expires in 90 days so you need renew it within 90 days. To renew your free SSL Certificate which generated from you should have the domain-csr.txt and account-key.txt saved

Step 1, Generate CSR Go to and start FREE SSL Certificate Wizard. On the new page you are required to enter domain and check options to generate CSR. When enter domain it need to enter both with and without

You are sure you entered right database name, database user and server but still show error "Error establishing a database connection" on the front, what the reason ? If you met that in a multisite

First you should copy files to your XAMPP htddocs folder. And then import database sql file by phpmyadmin. As the domains name changed so you need make sure them updated to suite your local environment.

Today I found a insect when I was pruning a fruit tree. I have a deep memory of it and recognized it quickly even I have never seen it for about 30 years. I still remember the feeling after it stung me

Google Chrome has marked all HTTP sites as "not secure" from July, check more from their early blog post and some people also found their website lose ranking in Google search results. That's

Hello everyone, this is my first post on Steemit. This year I heard about blockchain and Steemit from my friends. To make myself up date to the world so I come here. I believe I can learn more about blockchain