Trigonometric calculations with bc
bc, the basic calculator under Linux and UNIX environments, provides commands for doing arbitrary precision mathematical calculations. The syntax for basic arithmetic functions is intuitive. Here, we look at the…
bc, the basic calculator under Linux and UNIX environments, provides commands for doing arbitrary precision mathematical calculations. The syntax for basic arithmetic functions is intuitive. Here, we look at the…
Problem: After login in the Ubuntu Linux system, the Unity launcher stays at the left edge of the display. It does not auto-hide. Solution: Click on the Settings icon in…
The text format of a block was PHP code and it contained PHP code with an error. This broke the website resulting in blank screen web pages, the white screen…
Git is a software source code management (SCM) system, originally developed by Linus Torvalds in 2005 for management of Linux kernel source code. Using Git greatly simplifies the source code…
1.0 iptables The iptables command is for defining rules for packet filtering for establishing and configuring firewalls in Linux. iptables, also, helps in configuring the Network Address Translation (NAT) for…
As we work on different computers at different times, it becomes increasingly difficult to keep track of file versions. For example, you might be working on a development of a…
1. netstat command The netstat command in Linux provides network statistics and information about the networking subsystem. It gives information about network connections, routing tables and network interface statistics. For…
Problem: Not able to login to Ubuntu Linux system because the disk partition containing the HOME directory has become full. Solution: Press CTRL ALT F1 together to switch to text…
While configuring the wired network on Ubuntu 12.04 Linux laptop, the wireless network connection broke down suddenly. On clicking the networking icon on the top panel, no wireless networks were…
Quite often, we wish to connect two computers back to back using an Ethernet LAN cable. It may be because we wish to transfer files between the two computers or…