Linux
Read guide How to Get File Size in C Using POSIX stat System Call
Get exact file byte sizes in C on Linux: use stat() system call and inspect st_size from struct stat without opening file descriptors.
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Linux
Read guide How to Use Chrome Custom Tabs in Android (Kotlin)
Open web links faster in Android apps using Chrome Custom Tabs in Kotlin: replace heavy WebViews, customize toolbar colors, and enable warm-up bindings.
Linux
Read guide How to Set Up MiniDLNA Media Server on Ubuntu Linux
Set up a lightweight MiniDLNA (ReadyMedia) server on Ubuntu: configure /etc/minidlna.conf media folders, port 8200, systemctl service, and DLNA clients.
Linux
Read guide Tracing the Android OS Power-Off & Shutdown Sequence
Trace the Android OS power-off shutdown sequence in AOSP: inspect ShutdownThread.java, PowerManagerService, init reboot property, and kernel halt.
Linux
Read guide How to Handle Android Button Click Events in Kotlin
Handle Android button clicks in Kotlin: master setOnClickListener, ViewBinding binding.btnSubmit, Toast notifications, and lambda listeners.
Linux
Read guide How to Control Android Wakelocks from ADB Shell
Acquire and release Android power wakelocks forcefully from ADB shell: use cmd wakelock acquire, inspect /sys/power/wake_lock, and debug battery drain.
Linux
Read guide How to Enable Gzip Compression in Nginx & Apache
Boost web page load speed and pass Core Web Vitals: enable Gzip text/css compression in Nginx gzip on; and Apache mod_deflate configuration.
Linux
Read guide How to Add and Delete User Accounts on Ubuntu Linux
Manage Linux user accounts on Ubuntu: add users with adduser, grant sudo privileges, delete users with deluser --remove-home, and inspect /etc/passwd.
Linux
Read guide How to Start and Stop Android Services via ADB Shell
Control Android background services from command line: execute adb shell am startservice, am start-foreground-service, and am stopservice.