2026-09-22
Migrating a database to a cloud provider rarely boils down to dumping and loading. If the database is large and downtime must be measured in minutes, you need a service that first copies the data, then catches up the …
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Server metrics and logs don’t show everything. If an error occurred in the user’s browser or in a rare code path, the server may not log anything and the user may simply close the page. For such cases there …
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Lab and field data Lighthouse and WebPageTest measure site speed in controlled conditions: one device, one network, one run. This is convenient during development, but real visitors open the site from slow phones, over …
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n8n workflows using language models carry two types of risks. On the input side, a user can send personal data, an API key, or an attempt to “jailbreak” the model’s instructions. On the output side the …
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CI/CD is the practice where every code change is automatically built, tested and delivered to the server. Instead of the manual sequence “copy files, restart the service and check that nothing broke”, this …
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Immich — is an application for storing and viewing photos and videos on your own server. In capabilities it is close to Google Photos: the mobile app uploads photos from the phone automatically, and the web interface has …
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What is Open WebUI Open WebUI is a web interface for working with language models that you install on your own server or computer. It looks and works like a familiar chat with a neural network, but connects to multiple …
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Yocto Project — an open project that helps build custom Linux systems for embedded devices, regardless of CPU architecture. It is not a distribution, but a set of tools and metadata: from source code an image is built …
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pfSense — a firewall and router on FreeBSD, one of the oldest open projects in this area. It is developed by Netgate, and today it exists in two editions: the open pfSense CE (Community Edition) and the commercial …
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OPNsense — an open-source firewall and router. It is installed on a dedicated PC, mini-PC, or virtual machine and becomes the gateway between the office network and the Internet: it filters traffic, assigns addresses, …
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