Example for using shared data between two Unix threads
Following is the simple example to show, how we can create two threads at a time and … Read more
Linux, OS Concepts and Networking
How to use pthread_mutex_lock to prevent modification of shared variables ?
Following is the simple example to show, how we can create two threads at a time and … Read more
Creating a simple thread in Linux using pthread library api’s
In this post, we create a simple thread using pthread library API “pthread_create” and wait for this … Read more
Presentation – Operating System Concepts
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Understanding pcap file format – part I – Global Header
The file must begin with a Section Header Block. Below is typical configuration, with a single Section Header … Read more
Understanding /proc/meminfo – Analysing Linux memory utilisation
/proc/meminfo Provides valuable information about the system’s RAM usage. (utilization of run time memory). This varies by … Read more
Understanding Linux page cache memory
If data is written, it is first written to the Page Cache and managed as one of … Read more
Understanding filesystem presence for a simple C program when executing
In our last two posts, we tried to learn writing of a very minimal simple C program … Read more
WiFi monitor mode and commands to enforce monitor mode in Linux / Ubuntu
Monitor mode, or RFMON (Radio Frequency MONitor) mode, allows a computer with a wireless network interface controller … Read more
Configure host ( PC / Laptop ) Bluetooth device on Ubuntu using hciconfig
hciconfig is used to configure Bluetooth devices on host like laptop or PC. hciX is the name … Read more
