GDB, also called The GNU Project Debugger, is a tool to identify problems like segmentation fault in a code. It helps you to determine where the problem lies and what the program is doing at a particular instance. It can be … Continue reading “The GNU Project Debugger (GDB): Short Tutorial with Examples”
Distributed Denial of Service (DDoS) attack is one of the most widespread and complex cyber attacks in the world. It is an attempt of malicious users to denied the availability of online services of the victim company to legitimate users. … Continue reading “Distributed Denial of Service (DDoS): Short Tutorial on Attack Types and Mitigation”
Netcat is an awesome Linux command used by network administrators and security experts. It is used for many purposes such as read and writes data on a remote computer by using TCP and UDP packets, create raw connections with other computers in a … Continue reading “Netcat Tutorial for Beginners”
Python is a high-level programming language created by Guido Van Rossum in 1989. Python is very popular among programmers and testers as it is very easy to learn, use to automate any repetitive IT task very easily. In this article, … Continue reading “Short Tutorial: Variable and Data Types in Python”
Python is a high-level programming language created by Guido Van Rossum in 1989. Python is very popular among programmers and testers as it is very easy to learn, use to automate any repetitive IT task very easily. In this article, … Continue reading “Short Tutorial: Introduction to Python”
Blockchain technology is a new buzzword for confidentiality, integrity, and availability of digital transactions. You definitely heard of digital cryptocurrency called Bitcoin, which is based on the blockchain. Here, we will discuss questions which can be asked in the technical interview … Continue reading “Top Blockchain Interview Questions”
Linux is the most popular operating system among developers, automation testing engineers, and computer researchers. It is also used by 95 percent of servers in data centers. Today we will discuss topmost used commands in Linux users. (1) cd This … Continue reading “Top 25 Linux Commands for Beginners”
dig (domain information groper) command is used to get information about the domain name server (dns). This command is very popular among network administrators and Linux users because of its vast functionality and ease of use. This tool is readily … Continue reading “Top 12 Examples of Linux dig Command”
SSH stands for Secure Shell which helps in connecting remote computer securely over the internet by using the cryptographic technique. It is an alternative to telnet, rlogin and other similar protocols. Here we will discuss SSH interview questions which may be … Continue reading “Top 10 SSH Interview Questions and Answers”
Windows PowerShell is a command line shell of Windows system. It helps in automation of tasks and processes of the different operating system such as Linux, Windows, and MacOS. For open a PowerShell, just search PowerShell on Windows, right click and … Continue reading “Top 20 Windows PowerShell Commands for Administrators”
