The “cd” Change Directory Command in Linux
The cd (change directory) command in Linux is used to change the current working directory. The syntax … Read more
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The “hostname” Linux Command
The hostname command in Linux displays the system’s hostname, which is a unique name assigned to a … Read more
How to check Groups of User in Linux ?
In Linux, which is a multi user operating system, we can group few number of users from … Read more
Linux Command “Top”: Understanding and Using the System Monitoring Tool
Master the Linux top command: monitor real-time CPU usage, memory utilization (VIRT, RES, SHR), process states, load averages, and sort by PID.
Duplicate Pages and Posts in WordPress Without Re-creating Content
Duplicate posts, pages, and custom post types in WordPress without plugin bloat: use Yoast Duplicate Post plugin or custom PHP functions in functions.php.
First C Program – “Hello World”
Let’s write a first C program which normally would be “helloworld” We begin with the text editor … Read more
Exclude website directory from redirecting using .htaccess rewrite rules
Exclude specific website subdirectories or API paths from global Apache .htaccess URL redirection rules: configure RewriteCond %{REQUEST_URI} !^/dir/.
Create pubDate tag in RSS xml using Linux date command
We wanted to create an rss xml for our one website, but we had forgotten when was … Read more
Understanding Very basic C Program and its execution in Ubuntu Linux – Part 1
Understand C program execution mechanics in Linux: trace preprocessing (#include), GCC compilation (-S), assembly (-c), linking (-o), and _start.
How to iterate through List in Java ?
Lists are an ordered collection of elements in Java. Conceptually those are similar to Linked list in … Read more
How to create Runnable Thread in Android JAVA ?
Runnable in android / JAVA is an interface which needs to be implemented if we want run … Read more
How to print logs on Single Line using PrintK in Kernel ?
In Linux kernel or device drivers if you are using printk, by default every message we pass … Read more
Passing command line Arguments / Parameters to Linux kernel module
In Our previous post, “Writing first Linux kernel Module” We learned how to write a simple Linux … Read more
Writing First Linux kernel Module
We will try to understand the simple kernel driver, its compilation and ways to load the kernel … Read more
Sign kernel module on UEFI Secure boot enabled Ubuntu
Sign out-of-tree kernel modules (.ko) on UEFI Secure Boot Ubuntu: generate X.509 MOK keys using openssl, enroll MOK via mokutil, and sign modules.
Understanding Linux LED Sysfs Class architecture
The LED class just allows control of LEDs from userspace. LEDs appear in /sys/class/leds/. In this post … Read more
How to use Android Log API’s in Kotlin to print logs ?
Kotlin initializes the variables in different way than JAVA hence if you are too much used to … Read more
How to assign IDC File for Input Device in Android ?
As we have seen in “How to identify which IDC file used by Input Device in Android … Read more
How to identify which IDC file used by Input Device in Android ?
Input device configuration files (.idc files) contain device-specific configuration properties that affect the behavior of input devices. … Read more
adb shell screencap ( Take Screenshot in Android using ADB Shell )
If you want to take screen capture of something happening on your phone screen and save it … Read more
How to Remount Android Vendor Partition as Read Write ?
Android’s Vendor partition is by default mounted as read only, but if we need to modify some … Read more
How to remount android system partition as read/write or read only ?
Android’s system partition is by default mounted as read only, but if you are looking to modify … Read more
Identify and Set Maximum values for ABS_X/ABS_Y OR ABS_MT_POSITION_X / ABS_MT_POSITION_Y
Configure Linux input event maximum axis bounds for ABS_X/ABS_Y and ABS_MT_POSITION_X/ABS_MT_POSITION_Y touchscreen drivers using evtest and libinput.
Understanding use of ABS_MT_TRACKING_ID in Multi-touch Driver
Multitouch tracking ID defines the touch starting and touch end ( one touch session from start to … Read more