Implementing a 3-2-1 Backup Strategy for Business
TL;DR The 3-2-1 backup rule means keeping 3 copies of your data, stored on 2 different media types, with 1 copy held offsite. This backup rule is one of the...
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High Availability 101: Setting Up a Load Balancer
TL;DR High availability means designing your infrastructure so that no single failure can take your service offline. You achieve it by running two or more servers behind a load balancer...
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Advanced Email Deliverability: SPF, DKIM, and DMARC
If your emails keep landing in spam, the problem usually isn’t what you’re writing. It’s whether inbox providers trust your domain in the first place. If your domain is missing...
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The Complete Guide to PCI-DSS Compliance for E-commerce
TL;DR – PCI-DSS (Payment Card Industry Data Security Standard) is a set of security requirements for any business that accepts card payments. – The current version is PCI-DSS v4.0. –...
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What Is Google URL Blocklist
In the vast digital landscape that is the internet, ensuring safety and security is paramount. Google, being one of the most prominent entities in this digital ecosystem, plays a crucial...
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How to Fix Images Not Being Displayed on a Website
Displaying images is a crucial part of most websites. Images allow you to visually enhance your content and convey information in a format that is often more engaging than text...
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How to Fix the ERR_CONNECTION_CLOSED Error
Nothing kills your browsing experience faster than pesky connection errors. You eagerly try to load a webpage only to be confronted with the cryptic ERR_CONNECTION_CLOSED message. Suddenly you find yourself...
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How To Fix the “NET::ERR_CERT_REVOKED” Error
Seeing the “NET::ERR_CERT_REVOKED” error when trying to access a website indicates that the SSL certificate for the site you are trying to visit has been revoked, which often happens when...
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How to Fix the “Cannot Modify Header Information – Headers Already Sent By” Error
Dealing with frustrating errors like “Cannot modify header information – headers already sent” can be quite annoying for developers. This error essentially means that you are trying to send header...
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