OSTechNix

OSTechNix

@ostechnix.bsky.social

Your go-to source for the latest news, how-to guides, tips, and tricks on Open Source, Technology, and Unix/Linux.

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OSTechNix
@ostechnix.bsky.social

Learn how to list enabled APT repositories on Debian 13. Covers deb822 .sources files, sources.list.d, apt policy, and fixing packages with no repository. Full guide here: ostechnix.com/list-enabled... #Debian #Trixie #SoftwareRepository #Linuxcommands #Linuxhowto #Linuxbasics #Linux

ostechnix.comHow to List Enabled APT Repositories in Debian 13 Trixie - OSTechNixLearn how to list enabled APT repositories on Debian 13. Covers deb822 .sources files, sources.list.d, apt policy, and fixing packages with no repository.
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Learn what a Unix timestamp is and how to convert it in Linux, Python, JavaScript, and SQL. Full Guide Here: ostechnix.com/unix-timesta... #UnixTimestamp #Unixepoch #POSIX #UTC #Linux #Linuxbasics #Linuxadmin #Python #Javascript #SQL

ostechnix.comUnix Timestamps: A Practical Guide for Developers - OSTechNixLearn what a Unix timestamp is and how to convert it in Linux, Python, JavaScript, and SQL. Understand seconds vs. milliseconds, UTC, leap seconds, and common bugs.
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Learn about Linux clock drift, NTP synchronization, monotonic clocks, time zones, and real-world timestamp pitfalls. Full Guide Here: ostechnix.com/linux-system... #LinuxSystemClock #Clockdrift #NTPSynchronization #MonotonicClock #TimeSynchronization #Linuxbasics #Linux

ostechnix.comLinux System Clock Explained: NTP, Drift and Monotonic TimeWhy can a Linux clock jump backward or disagree with another server? Learn about clock drift, NTP synchronization, monotonic clocks, time zones, and real-world timestamp pitfalls.
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Is your external Hard Drive not showing files? Don't panic. Learn how to check what happened, and restore access to your files using data recovery software. Full Guide Here: ostechnix.com/external-har... #datarecovery #diskdrill #recoverfiles #externaldrive #linux #windows #macos

ostechnix.comExternal Hard Drive Not Showing Files? How to Fix It - OSTechNixIs your external Hard Drive not showing files? Don't panic. Learn how to check what happened, and restore files using data recovery software.
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Linux Kernel 7.3 is officially here. Discover the 5 big features, including dmemcg VRAM management, Btrfs speedups, failfs sandboxing, and sched_ext updates. Full details here: ostechnix.com/linux-kernel... #Linux #Kernel73 #OpenSource

ostechnix.comLinux Kernel 7.3 Is Officially Released: 5 Key Features You Must Know - OSTechNixLinux Kernel 7.3 is officially released. Discover the 5 big features, including dmemcg VRAM management, Btrfs speedups, failfs sandboxing, and sched_ext updates.
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Learn how to access Linux EXT4 partitions, restore missing partitions, and recover files from damaged ext4 file systems on Windows. Full guide here: ostechnix.com/linux-ext4-d... #Datarecovery #Ext4 #Testdisk #Photorec #DiskDrill #Linux #Windows #FileRecovery

ostechnix.comHow to Recover Data From Linux EXT4 Partitions on Windows - OSTechNixLearn how to access Linux EXT4 partitions, restore missing partitions, and recover files from damaged ext4 file systems on Windows.
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Cloudflare is calling for developers to build the next Git platform for AI agents using Workers and Artifacts. Enroll and win $25k in Cloudflare credits! More details here: ostechnix.com/cloudflare-b... #Git #AI #AiAgent #Cloudflare #VersionControlSystem #VCS #Developer

ostechnix.comCloudflare Offers $25K to Developers Building Git for AI Agents - OSTechNixCloudflare is calling for developers to build the next Git platform for AI agents using Workers and Artifacts. Win $25k in Cloudflare credits!
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Learn how to install all essential packages at once on Debian, Ubuntu and their derivatives using Bash script and Ansible. Full guide here: ostechnix.com/install-esse... #Debian #Ubuntu #Bash #Script #Ansible #PackageManagement #Linux #Linuxcommands #Linuxhowto #Linuxadmin

ostechnix.comInstall All Essential Packages at Once on Debian and Ubuntu - OSTechNixLearn how to install all essential packages at once on Debian, Ubuntu and their derivatives using Bash script and Ansible.
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@ostechnix.bsky.social

Can you fix bad sectors on a hard drive? Learn what SMART, badblocks, filesystem tools, and drive firmware actually do, and when to replace a failing disk. Full guide here: ostechnix.com/can-you-fix-... #BadSectors #HDD #HardDrives #SMART #Storage #DataRecovery #badblocks #Linux

ostechnix.comCan You Fix Bad Sectors On A Hard Drive? What Actually Happens - OSTechNixCan you fix bad sectors on a hard drive? Learn what SMART, badblocks, filesystem tools, and drive firmware actually do and when to replace a failing disk.
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Google introduced Googlebook, a new line of premium laptops built for Android phones. Learn what is it, specifications, features, price and availability. More details here: ostechnix.com/googlebook-a... #Googlebook #Laptop #Android #AI #Gemini #Google

ostechnix.comGooglebook: The New AI Laptop Built for Your Android Phone - OSTechNixGoogle introduced Googlebook, a new line of premium laptops built for Android phones. Learn what is it, specifications, features, price and availability.
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The command isn't always the problem. Learn why Linux commands behave differently on macOS and how GNU, BSD, POSIX, SIP, and TCC affect your terminal and shell scripts. Full guide here: ostechnix.com/linux-comman... #linux #macos #gnu #bsd #posix #linuxcommands

ostechnix.comWhy Linux Commands Don't Always Work on macOS - OSTechNixLinux commands work differently on macOS for more than one reason. Learn how GNU vs BSD utilities, POSIX, shell scripts, SIP, and TCC affect command behaviour.
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Here are 5 Android data recovery tools, compared by features, pricing, compatibility, WhatsApp support, SD cards, and recovery options. Full guide here: ostechnix.com/android-data... #Android #DataRecovery #StellarDataRecovery #EaseusMobiSaver #DrFone #TenorshareUltData #FoneLab

ostechnix.comAndroid Data Recovery Tools for Lost or Deleted Files - OSTechNixLost Android files? Here are 5 Android data recovery tools, compared by features, pricing, compatibility, WhatsApp support, SD cards, and recovery options.
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Learn how to verify the integrity and authenticity of a Fedora ISO from the command line using SHA256 checksums and GPG signatures. Full guide here: ostechnix.com/verify-fedor... #Fedora #ISO #ISOverification #checksum #SHA256 #GPG #OpenPGP #Linux #Fedora45

ostechnix.comHow to Verify Fedora ISO Integrity and Authenticity - OSTechNixLearn how to verify the integrity and authenticity of a Fedora ISO from the command line using SHA256 checksums and GPG signatures.
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@ostechnix.bsky.social

Learn how to run a private, offline AI coding assistant with Atomic Chat on Linux. Install it, download a coding model, and code locally without cloud API keys. Full guide here: ostechnix.com/atomic-chat-... #AtomicChat #AI #CodingAgent #AIAgent #Opensource #Linux #Windows #Macos #LocalInference

ostechnix.comAtomic Chat: Run a Private, Offline AI Coding Assistant - OSTechNixLearn how to run a private, offline AI coding assistant with Atomic Chat on Linux. Install it, download a model, and code locally without cloud API keys.
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Need weather data on Linux? Here’s a comparison of 8 practical free and trial weather APIs for scripts, dashboards, and data workflows. Full guide here: ostechnix.com/best-free-we... #api #weather #linux #opensource #forecast

ostechnix.com8 Best Free Weather APIs for Linux: Forecasts, Limits and Pricing Compared - OSTechNixNeed weather data on Linux? Here’s a comparison of 8 practical free and trial weather APIs for scripts, dashboards, and data workflows.
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Learn how to self-host Odoo CRM on Ubuntu Linux. Step-by-step guide to installing Odoo with Docker and PostgreSQL, plus deploying directly from source code. Full guide here: ostechnix.com/self-host-od... #odoo #crm #selfhost #ubuntu #docker #postgresql #opensource #linux

ostechnix.comSelf-host Odoo CRM on Ubuntu: Docker and Source Install Methods - OSTechNixLearn how to self-host Odoo CRM on Ubuntu Linux. Step-by-step guide to install Odoo with Docker and PostgreSQL or deploy it directly from source.
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@ostechnix.bsky.social

Learn what Ubuntu telemetry collects, including Ubuntu Report and Insights, how to disable telemetry, and how to harden Ubuntu Linux. Full guide here: ostechnix.com/ubuntu-telem... #UbuntuTelemetry #UbuntuInsights #UbuntuReport #Canonical #Ubuntu #Linux #Privacy #Security

ostechnix.comUbuntu Telemetry: What Ubuntu Collects and How to Disable It - OSTechNixLearn what Ubuntu telemetry collects, including Ubuntu Report and Insights, how to disable telemetry, and how to harden Ubuntu Linux.
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@ostechnix.bsky.social

Learn how to isolate multiple browser profiles on Linux using native profiles, Firejail, and containers. Full guide here: ostechnix.com/isolate-mult... #webbrowser #browserprofile #browserisolation #firejail #containers #security #developer #linux #docker #podman

ostechnix.com3 Ways to Isolate Multiple Browser Profiles on Linux - OSTechNixLearn how to isolate multiple browser profiles on Linux using native profiles, Firejail, or containers and choose the right setup for separate projects and clients.
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Learn how to test CDN performance from the command line using curl and dig. Measure TTFB, DNS latency, cache hits vs misses, and HTTP/3 performance. Full guide here: ostechnix.com/test-cdn-per... #cdn #commandline #linux #curl #dig #ttfb #dns #website

ostechnix.comHow to Test CDN Performance from Command Line on Linux - OSTechNixLearn how to test CDN performance from the command line using curl and dig. Measure TTFB, DNS latency, cache hits vs misses, and HTTP/3 performance.
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Paint.NET can now run on Linux with experimental Wine support. Here’s how to install Paint.NET 5.2 Alpha on Ubuntu using Wine, Winetricks, and DXVK. Full guide here: ostechnix.com/install-pain... #PaintNet #MSPaint #Wine #Linux #Claude #AI #Ubuntu #RickBrewster #Direct2D

ostechnix.comPaint.NET Can Now Run on Linux: Here's How to Install It in Ubuntu - OSTechNixPaint.NET can now run on Linux with experimental Wine support. Here’s how to install Paint.NET 5.2 Alpha on Ubuntu 26.04 using Wine.
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Learn how to secure a Linux server against SSH brute-force attacks with 8 SSH hardening tips, including SSH keys, access controls, login limits, and Fail2ban. Full guide here: ostechnix.com/ssh-hardenin... #SSH #SecureShell #SSHhardening #Fail2ban #Linux #Security #Linuxadmin #Linuxhowto

ostechnix.com8 SSH Hardening Tips to Secure a Linux Server Against Brute-Force Attacks - OSTechNixSecure Linux server against SSH brute-force attacks with SSH hardening tips, including SSH keys, access controls, login limits, and Fail2ban.
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35 years ago today, Linus Torvalds called his side project "just a hobby, won't be big and professional." Today it runs the internet. Happy 35th Birthday, Linux 🐧 #Linux35

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@ostechnix.bsky.social

Learn systemd timers from scratch: OnCalendar syntax, Persistent=, real unit file examples, and the key commands. A practical guide for Linux beginners. Full guide here: ostechnix.com/linux-system... #systemd #timers #linux #linuxhowto #linuxcommands #cronjobs #linuxbasics

ostechnix.comA Beginner's Guide to systemd Timers (2026) - OSTechNixLearn systemd timers from scratch: OnCalendar syntax, Persistent=, real unit file examples, and the key commands. A practical guide for Linux beginners.
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@ostechnix.bsky.social

Learn how to run AI coding agents safely with Docker Sandboxes. A beginner-friendly walk through of sbx install, core sdx commands, and MCP gateway. Read the full intro here: ostechnix.com/docker-sandb... #sbx #Sandbox #Docker #ClaudeCode #Codex #GitHubCopilotCLI #Cursor #Gemini #AIAgent #Devops

ostechnix.comIntroduction to Docker Sandboxes: Run AI Coding Agents Safely - OSTechNixRun AI coding agents safely with Docker Sandboxes. A beginner-friendly walkthrough of sbx install, core sdx commands, and MCP gateway.
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@ostechnix.bsky.social

Learn how to set up free bot and fake account protection with CrowdSec and ALTCHA on Ubuntu. Block fake signups, spam, and abusive bots. Full guide here: ostechnix.com/build-free-b... #Crowdsec #Altcha #Captcha #reCAPTCHA #BotProtection #IntrusionPreventionSystem #Website

ostechnix.comSet Up Free Bot and Fake Account Protection for Websites - OSTechNixLearn how to set up free bot and fake account protection with CrowdSec and ALTCHA on Ubuntu. Block fake signups, spam, and abusive bots.
OSTechNix
@ostechnix.bsky.social

Learn how to install OpenMetadata on Ubuntu using Docker Compose. Deploy the complete stack with Airflow, PostgreSQL, and Elasticsearch. Full guide here: ostechnix.com/install-open... #Openmetadata #Metadata #DataGovernance #DataCatalog #Dataops #Devops #DataEngineering #Ubuntu

ostechnix.comInstall OpenMetadata on Ubuntu 26.04 with Docker Compose - OSTechNixLearn how to install OpenMetadata on Ubuntu using Docker Compose. Deploy the complete stack with Airflow, PostgreSQL, and Elasticsearch.
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@ostechnix.bsky.social

Do you really need antivirus on Linux? Learn when antivirus helps, when it doesn't, and how to secure your Linux system with best security practices. Full guide here: ostechnix.com/do-you-need-... #Linux #Antivirus #Linuxsecurity #Security #Firewall #Linuxhowto

ostechnix.comDo You Really Need Antivirus on Linux? Here's What New Users Should Know - OSTechNixDo you really need antivirus on Linux? Learn when antivirus helps, when it doesn't, and how to secure your Linux system with best practices.
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@ostechnix.bsky.social

Learn how to recover a MySQL database after "InnoDB registration as a STORAGE ENGINE failed" issue using native fixes and Stellar Repair for MySQL tool. Full guide here: ostechnix.com/mysql-innodb... #StellarRepairForMySQL #Mysql #MariaDB #Database #InnoDB #DatabaseRecovery #Linux #Windows #DBA

ostechnix.comInnoDB Registration as a STORAGE ENGINE Failed: MySQL Database Recovery Guide - OSTechNixLearn how to recover a MySQL database after "InnoDB registration as a STORAGE ENGINE failed" issue using Stellar Repair for MySQL.
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Explore best open source tools to design, build, deploy, secure, and scale a production-ready document processing pipeline on Linux. Full guide here: ostechnix.com/linux-docume... #Linux #OCR #DocumentProcessing #Opensource #PDF #Tesseract #WorkflowAutomation #DevOps #Docker #Kubernetes

ostechnix.comBest Open Source Tools to Build Document Processing Pipeline on Linux - OSTechNixExplore best open source tools to design, build, deploy, secure, and scale a production-ready document processing pipeline on Linux.
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India ordered GitHub to remove Jack Dorsey's BitChat, an offline Bluetooth mesh messaging app. Here's what happened, and why the takedown drew worldwide attention. Full details here: ostechnix.com/india-jack-d... #BitChat #JackDorsey #India #GitHub #OfflineMessaging #OpenSource

ostechnix.comIndia's Attempt to Remove Jack Dorsey's BitChat Put It in the Global Spotlight - OSTechNixIndia ordered GitHub to remove Jack Dorsey's BitChat messaging app. Here's what happened, and why the takedown drew worldwide attention.