Krishna 
In C, we have 32 keywords, which have their predefined meaning and cannot be used as a variable name. These words are also known as “reserved words”. It is good practice to avoid using these keywords as variable name. These are – “auto, break, case, char, const, continue, double, default, do, else, enum, exturn, float, … Read more
Visual Studio Code is an open-source cross-platform code editor developed by Microsoft. It has a built-in debugging support, embedded Git control, syntax highlighting, code completion, integrated terminal, code refactoring and snippets. Prerequisites You’ll need to be logged in as a user with sudo access to be able to install packages. Installing Visual Studio Code on … Read more
CentOS 7 is out and it will likely prove to be a great alternative for Fedora. CentOS 6 was also a good choice, but it lacked many features of a modern desktop since its core was based on Fedora 12-13. The latest CentOS 7 derives from RHEL 7 which is primarily based on Fedora 19 … Read more
The official Wine repository has built the packages for Ubuntu 14.04, Ubuntu 16.04, Ubuntu 16.10, Ubuntu 17.04. Follow the steps one by one to add the repository and install Wine 2.9: 1. Open terminal via Ctrl+Alt+T, and run command to install the key: wget https://dl.winehq.org/wine-builds/Release.key && sudo apt-key add Release.key 2. Then add the Wine … Read more
You can also use the dmidecode utility to extract hardware information by reading data from the DMI tables. To print information about system, run this command. To print information about BIOS, run this command. To print information about processor, run this command.
PCI devices may included usb ports, graphics cards, network adapters etc. The lspci tool is used to generate information concerning all PCI controllers on your system plus the devices that are connected to them. Use the -t option to produce output in a tree format. Use the -v option to produce detailed information about each … Read more
The lsusb command is used to report information about USB controllers and all the devices that are connected to them. You can use the -v option to generate a detailed information about each USB device.
Block devices are storage devices such as hard disks, flash drives etc. lsblk command is used to report information about block devices
use the lshw tool to gather vast information about your hardware components such as cpu, disks, memory, usb controllers etc. lshw is a relatively small tool and there are few options that you can use with it while extracting information. The information provided by lshw gathered form different /proc files. Note Point: Do remember that … Read more
To view information about your CPU, use the lscpu command as it shows information about your CPU architecture such as number of CPU’s, cores, CPU family model, CPU caches, threads, etc from sysfs and /proc/cpuinfo. [centos7@localhost ~]$ lscpu Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little … Read more