Posts
Page 35 of 41
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Key Parameters of Large Language Models
Temperature, top-p, top-k, context length — LLM inference parameters explained so you stop guessing why the model gives weird output.
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Switch Ubuntu to Hardware Enablement (HWE)
The Ubuntu HWE kernel brings newer hardware support to LTS releases — how to switch from generic to HWE and what you gain.
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Essential Linux Commands for Daily Use
The Linux commands every sysadmin reaches for daily — file ops, process management, networking, and text manipulation you can't live without.
18 min read -
Ubuntu Debian packages have been kept back error
Packages have been kept back during apt upgrade — what it means, why it happens, and how to safely install or hold those packages.
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Update a Single Package Using APT
Update one package with apt without upgrading everything else — the exact flag, version pinning, held package handling, and the apt vs apt-get distinction that trips people up.
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Certificate Pinning: A Secure Connection Guide
Certificate pinning locks your app to a specific TLS cert so MITM attackers can't swap in a rogue CA — how it works and when to use it.
7 min read -
Docker Networking Essential Guide for All Skill Levels
Bridge, host, overlay, macvlan, and none — every Docker network mode explained with real use cases from beginner to production.
8 min read -
Docker Volume Mounts: Essential Flags
The -v and --mount flags for Docker volumes explained — bind mounts vs named volumes, read-only, propagation, and tmpfs options.
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How to Transfer docker Images Without a Repository
Move Docker images between hosts without a registry using docker save and docker load — air-gapped deployments made simple.
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Understanding CMD and ENTRYPOINT in Dockerfiles
CMD and ENTRYPOINT both define what runs in a container but work differently — exec vs shell form, and how they interact when combined.
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Copying Files Between Docker Containers and Host Machines
Use docker cp to move files between running containers and your host machine — no volumes needed for one-off file transfers.
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Dockerfile: Differences Between COPY and ADD
COPY and ADD look similar but ADD auto-extracts tarballs and fetches URLs — know when each is appropriate and why COPY is usually better.
3 min read
