How to query documents by date range in MongoDB
When working with time-sensitive data in MongoDB, you often need to retrieve documents that fall within a specific date window. MongoDB stores dates in BSON format as 64-bit integers representing milliseconds since the Unix epoch, which makes date comparisons…
How to change DNS resolver on Windows 10
Your DNS resolver translates domain names into IP addresses every time you visit a website. Switching to a faster or more reliable resolver can reduce lookup times and help you reach sites that your current resolver handles poorly. This guide walks you…
How to enable auto-updates for WordPress plugins
Outdated plugins are one of the most common entry points for attackers, as older versions frequently contain known vulnerabilities. Enabling automatic updates means your plugins receive security patches and new releases without requiring you to log in and…
PHP mail() vs SMTP: what’s the difference?
Emails sent from your website can travel via two different methods: PHP’s built-in mail() function or SMTP. Choosing the wrong method is one of the most common reasons contact form messages and order confirmations end up in spam folders. This article…
How to take your website offline
There are several reasons you might need to take a website offline – scheduled maintenance, a security incident, a rebuild or a permanent closure. The method you choose depends on whether you need temporary or permanent downtime, and whether you still…
How to update WordPress URLs after a migration
When you move a WordPress site to a new domain or promote a staging site to production, the old URLs remain hardcoded throughout your database. Pages, images and internal links all break until you replace every instance of the old address with the new one.…
How do I add X-Frame-Options to my website?
X-Frame-Options is an HTTP response header that controls whether your website can be embedded inside an iframe on another domain. On servers running the PCI security configuration, NGINX sets X-Frame-Options: SAMEORIGIN by default, which blocks iframes from…
How to fix WordPress Images not displaying
When WordPress images stop displaying, visitors see blank spaces or broken image icons where your content should be. The cause is rarely obvious at first glance because several unrelated issues produce the same symptom. This guide walks through the most…
How to manage subscriptions in Plesk
A subscription in Plesk is the set of hosting resources and permissions assigned to a domain. Managing subscriptions lets you control disk space, traffic limits, service plan associations and domain ownership without touching the command line. This article…
How to set up SSH agent
SSH agent is a background process that holds your decrypted private keys in memory for the duration of a session. Loaded into an SSH agent, connect to remote servers or push to Git repositories without entering your passphrase each time. This guide covers…
