Resolve error : ” no buildable Go source files in “
Sometimes when we try to compile an unknown go package, we can see an error like “no … Read more
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Implement Page and Limit Pagination in Django REST Framework
Paginating API responses in Django REST Framework (DRF) prevents large queryset responses from crashing application memory and slowing network delivery. Configure global DRF pagination Custom LimitOffsetPagination view Enforcing DRF pagination caps API response payload sizes for fast frontend render
Understanding HTML Document Object Model (DOM)
The Document Object Model (DOM) is a programming interface for HTML and XML documents. It represents the … Read more
Create an AWS Free Tier Account Safely
New AWS customers now choose a Free account plan or Paid account plan; the old blanket “12 months free” description no longer applies to accounts opened after July 15, 2025. Learn what each plan permits, how credits expire, and which security and billing controls to configure before launching anything.
Fix : Lost Sudo user in Linux
Add “Sudo” user If somehow you Lost a “sudo” user which happened to me today, after upgrading … Read more
Manage Git Submodules in a Superproject
A Git superproject does not contain a submodule’s files or branch—it commits a gitlink to one exact submodule commit plus URL/path metadata. Learn the full lifecycle without losing detached-HEAD work or publishing a parent commit that points to an unreachable dependency.
Recover data / folder deleted with rm -rf
Today Accidentally I deleted one of my folder in ubuntu which has contained important files, but I … Read more
Booting Androidthings on RaspberryPi3
Follow below steps to boot the Androidthings on Raspberry Pi3 Download the prebuilt image from https://developer.android.com/things/preview/download.html this … Read more
Execute C code from go – c to golang binding
// If a Go source file imports “C”, it is using cgo. The Go file will have … Read more
Find Linux Disk Usage with ncdu Safely
ncdu turns a recursive disk-usage scan into a fast terminal browser, but its delete key deserves the same respect as `rm`. Start read-only, stay on the intended filesystem, export remote scans for offline analysis, and confirm why `df`, `du`, and ncdu may report different numbers.
Implement Edit and Delete with Django REST Framework
As we have seen in our previous post, “Writing class based Views in Django REST Framework” we … Read more
How does your website looks on different mobile devices
You can check few websites which allows to select devices of various mobile brands and screen sizes … Read more
Diagnose and Reduce Referral Spam in GA4
Referral-looking noise in GA4 can be a real visit, broken cross-domain attribution, a payment-provider return, or an injected Measurement Protocol event. Identify which one you have before changing collection, because GA4’s unwanted-referrals list changes attribution—it does not block traffic or delete events.
Create repository mirror onto GitHub
Recently we wanted to create a yocto cgit repository mirror onto our GitHub which should track our … Read more
How does your website looks like in another country
Recently due to some issues, I wanted to know how my website looks like in another country … Read more
Build and Use libusb on Ubuntu Linux
Use Ubuntu’s libusb development package for ordinary application builds, or compile a reviewed upstream release into an isolated prefix when you need a newer or controlled version. Then verify the complete toolchain with pkg-config and a real USB device-enumeration program.
Solved: systemd[1]: Failed to start The Apache HTTP Server.
If you are trying to install apache2 webserver as we mentioned in our another post “How to … Read more
Bulk Delete WordPress Posts and Clean Up Trash
Delete large WordPress post sets without turning a routine cleanup into an outage. Start with a restorable database backup, define and preview the exact selection, move posts to Trash, verify the result, and only then consider permanent WP-CLI deletion.
Change default display timeout settings using adb command
Connect your Android device over adb to get adb shell and check the default screen timeout value … Read more
Jsmn – faster, lighter JSON parser in C
jsmn (pronounced like ‘jasmine’) is a minimalistic JSON parser in C. It can be easily integrated into … Read more
Understanding Linux Device Tree Syntax (DTS)
DTB = Devicetree blob. Compact binary representation of the devicetree.DTC = Devicetree compiler. An open source tool … Read more
Fix “Block-Scoped Declarations” in Node.js
This error normally identifies a very old Node.js/V8 parser, not a defective `let` or `const` statement. Diagnose the executable actually running, move the project to a supported Node.js release, reinstall dependencies predictably, and keep modern CommonJS/ESM errors separate.
Install Git and Git Bash on Windows
Install the maintained Git for Windows distribution with WinGet or the signed installer, then configure the identity, line-ending policy, credentials, and shell behavior that affect real projects. The guide finishes by creating and validating a small local repository.
Capture Android Bluetooth HCI Logs with ADB
Capture Bluetooth traffic at Android’s host-controller boundary, retrieve it through a direct ADB pull or an AOSP bug report, and inspect the BTSnoop file in Wireshark. The workflow also explains privacy risks, vendor-specific paths, and what an HCI log cannot reveal.