Set Up a Self-Hosted WordPress Site Without Guesswork
A practical path from an empty hosting account to a working self-hosted WordPress site, including SFTP, database setup, HTTPS, and launch checks.
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Fix Wi-Fi Not Detected on Ubuntu: A Diagnostic Guide
A missing Wi-Fi menu, a missing adapter, and one missing network are different failures. Follow this evidence-first Ubuntu workflow to locate the broken layer before restarting services or changing drivers.
Vyapar Accounting Software: A Practical Evaluation
Vyapar may fit an India-focused small business that wants billing, inventory and GST workflows on Android and desktop—but software handling tax and customer records deserves a scenario-based trial, accountant review, restore test and exit plan before purchase.
How to Enable Raspberry Pi 3’s HDMI Video / Display Console ?
If you have bought a Raspberry Pi 3 with a case and doesn’t have a serial port, … Read more
Fix dpkg Dependency Errors on Ubuntu Safely
Prefer `apt install ./package.deb` so Ubuntu can resolve repository dependencies in one transaction. If `dpkg -i` already left packages unpacked or unconfigured, diagnose the exact state, repair it without blind removals, and verify the package database.
Implementing Backup and Restore mechanism using BUP in Ubuntu
BUP is a program that backs things up. It’s short for “backup.” BUP is a Very efficient backup … Read more
Change a Git Commit Message and Push Safely
Changing a Git commit message creates a new commit ID. Learn when to amend, reword, revert, or reset—and how to update one remote branch with an explicit force-with-lease instead of destructive `push --all -f`.
How to Identify packages generated by the bitbake recipe ?
When trying to add new packages to your root file system image, we need to identify what … Read more
Configure Mautic with Amazon SES SMTP Safely
A production-oriented Mautic and Amazon SES SMTP setup for shared or managed hosting: align the AWS Region, endpoint, credentials and sender identity; prove TLS egress; queue mail responsibly; and close the bounce/complaint feedback loop.
Understanding wireless beacon packet ( captured using pcap API’s )
As per Wikipedia, Beacon frame is one of the management frames in IEEE 802.11 based WLANs. It contains all the … Read more
Identify a Device by IP Address on Linux Safely
An IP address is a starting clue, not a complete device identity. Correlate Linux routing and neighbour data with DNS, DHCP or cloud inventory, then use the smallest authorized Nmap probe that answers the remaining question.
Resume Large File Transfers over Unstable SSH
Use `rsync` over SSH as a restartable transfer protocol: keep partial data, rerun the same command after a disconnect, publish only after checksum verification, and avoid exposing a temporary HTTP server.
How to disable and / or enable ICMP ping from Linux host ?
To disable the ICMP ping from certain Linux host, lets say which has IP of 192.168.0.100 use … Read more
How to remove debit / credit card from Amazon ?
Its been really difficult to find how I can remove the currently added debit card from Amazon, … Read more
Safely Rename Parts of Filenames and File Content
Renaming `memory_map.c` to `memory_mapping.c` and changing identifiers inside source files are separate operations. This guide previews both, handles unusual filenames, refuses collisions, keeps backups, and makes rollback practical.
Convert AVI to MP4 with HandBrake on Ubuntu
A practical Ubuntu workflow for turning AVI and other supported sources into broadly compatible MP4 video. Use HandBrake’s official Flatpak, choose a preset intentionally, protect the source, and verify video, audio, subtitles, and playback.
Fix “No Address Associated with Hostname” on Linux
The error means the resolver could not return a usable address for the requested name and address family. Diagnose the same NSS path the application uses before editing `/etc/hosts`, changing DNS, or flushing caches.
How to Change Hostname for Ubuntu Machine ?
Recently, we wanted to change the hostname of our Ubuntu machine, Lets, check now what is current … Read more
How to check which header belongs to which package in Ubuntu ?
In Ubuntu, there is a way to identify which header file belongs to which package so if … Read more
How to Disable the WordPress Admin Toolbar Safely
Hide the WordPress frontend Toolbar using the user profile setting or the supported `show_admin_bar` filter. Learn where site-wide policy code belongs, how to preserve editor access, why CSS/core edits fail, and how to verify and roll back.
Set full cover image as background in html
Recently, we wanted to set the image as full cover background and this image should remain static … Read more
Add Twitter Button in website and use Twitter Card for tweets
As you know, these days having social media presence is very important for any business or entity. … Read more
Connect to an Amazon EC2 Linux Instance with SSH
Connect to an EC2 Linux instance without weakening its security: verify the instance and host key, protect the SSH private key, choose the correct AMI username and address, restrict ingress, and diagnose timeout versus authentication failures.
How to add locale into embedded yocto root filesystem ?
Recently we faced some issues with locale and when debugged using strace it shows following error Now, … Read more