Ryadel

RunningLow - PowerShell script to check for disk space and send e-mail A free PowerShell script that will check for low disk space on local and/or network drives and servers and send e-mail to System Administrators

August 31, 2017August 23, 2019 - by Ryan - 37 Comments.

Today I would like to share with our readers RunningLow, a simple yet effective PowerShell script I coded a while ago to get to know when one of my servers …

MySQL Master-Master Replication setup in 5 easy steps

Coding / PHP / SQL

How to fix "MySQL server has gone away", "Packets out of order" and similar MySQL connection errors

August 29, 2017October 29, 2017 - by Ryan - 4 Comments.

If you're a fond MySQL and/or MariaDB user you most certainly experienced at least one of these common errors: MySQL server has gone away Error reading result set's header Error …

Coding / PHP

WordPress - How to redirect all posts in one or more Categories, having one or more Tags or other custom conditions

August 26, 2017October 29, 2017 - by Ryan - 15 Comments.

Being able to redirect a post to another URL is a common need of any WordPress-based Web Master: there are a number of good reasons for doing that, such as: splitting …

ASP.NET / C# / Cloud / Coding / Servers & Services / Web

ASP.NET Core: Cloud-ready, Enterprise Web Application Development - The Book

August 23, 2017August 27, 2017 - by Ryan - Leave a Comment

After some weeks of delay due to technical reasons the Learning Path edition of my ASP.NET Core and Angular book is finally out throughout the Amazon (and non-Amazon) marketplaces all …

Applications / ASP.NET / C# / Coding / Software

How to fix the "No executable found matching command dotnet-ef" error in Visual Studio with .NET Core

August 18, 2017October 29, 2017 - by Ryan - 2 Comments.

If you've stumbled upon this post it probably means that you're trying to use Entity Framework Core in a .NET Core Visual Studio project with the dotnet ef CLI or …

Operating Systems / Servers & Services / Web / Windows

How to stop (or prevent) massive login attempts to Remote Desktop RDP on Windows Server

August 18, 2017January 7, 2021 - by Ryan - 4 Comments.

A couple days ago I published a post regarding how to protect CentOS server from unwanted SSH login attempts by changing the default port and/or using File2ban. Today I will talk …

Linux / Operating Systems / Servers & Services / Software / Tools & Utilities / Web

Protect CentOS from unwanted SSH failed login attempts with Fail2Ban

August 17, 2017October 29, 2017 - by Ryan - 1 Comment

SSH is most likely the most secure way to remotely connect to a LINUX-based server machine. However, the fact that the SSH daemon service needs to be reached from the …

Coding / PHP

PHP - How to fix the "Warning: preg_replace(): The /e modifier is no longer supported" error in PHP7

August 7, 2017August 2, 2021 - by Ryan - 7 Comments.

Here's one of the most common issues when upgrading from PHP5.x to PHP7: Warning: preg_replace(): The /e modifier is no longer supported, use preg_replace_callback instead Despite being a well-documented issue …

Coding / PHP

PHP - How to disable error log, display errors and error reporting programmatically

August 7, 2017August 27, 2017 - by Ryan - 2 Comments.

Every PHP developer, system administrator and webmaster knows that the best way to debug PHP scripts is to show and/or log its errors by settings the appropriate values to the …

Coding / PHP / Social Networks / Web

How to fix the "No rules defined for... in the context of InstantArticle" errors in Facebook Instant Articles WordPress Plugin

August 6, 2017August 27, 2017 - by Ryan - 3 Comments.

If you stumbled upon this post, you most likely know what Facebook Istant Articles are and how to properly implement them in your WordPress blog. In the unlikely case you …