Useful tips for everyday
What to do when LightDM gets stuck in login loop? If it doesn’t, go back to the fullscreen terminal (again, Ctrl + Alt + F2)…
Does tcpdump use pcap? tcpdump also gives us an option to save captured packets in a file for future analysis. It saves the file in…
How to add a GRUB2 menu entry for booting installed? To boot from Ubuntu Live USB menu entry in /etc/grub.d/40_custom should look like that (…
What are the items to be printed in AWK? The items to be printed can be constant strings or numbers, fields of the current record…
How does thread scheduler work in Linux? Linux uses a Completely Fair Scheduling (CFS) algorithm, which is an implementation of weighted fair queueing (WFQ). Imagine…
What is the difference between Linux and bash? bash is one shell. Technically Linux is not a shell but in fact the kernel, but many…
What is the difference between the output of ip addr and ifconfig? To view both MAC address and IP address of all network interfaces use…
Can I install Kali on 32 bit? Kali Linux is supported on amd64 (x86_64/64-Bit) and i386 (x86/32-Bit) platforms. Our i386 images, by default use a…
Is there any advantages or disadvantages of preemptive scheduling? Preemptive scheduling method is more robust, approach so one process cannot monopolize the CPU. Choice of…
What are the options for mount.cifs in Linux? Options to mount.cifs are specified as a comma-separated list of key=value pairs. It is possible to send…