Inheritance is one of the key concept in the Object Oriented Programming language like C++, that enables you to organize classes in a hierarchical form. Just like a child inherits the characteristics of…
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C is a general purpose, high-level programming language. Brian Kernighan and Dennis Ritchie created it at AT&T Bell laboratories in 1972 for writing the UNIX operating system. Although developed between 1969 and 1973,…
Read more Polymorphism is a very powerful concept that allows the design of amazingly flexible applications. Polymorphism can be defined as one interface multiple methods which means that one interface can be used to perform…
Read more Like function overloading, C++ also support a powerful concept called operator overloading. C++ contains a rich set of operators such as +,-,*,>>,<,++ etc which work on built-in types such as int, float, char…
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If you ever see a message like this upon opening a new shell – “zsh: corrupt history file /root/.zsh_history“. You can easily fix your history file by extracting only the valid strings. The…
Read more General-purpose computers come in many sizes and capabilities. Traditionally, computers were classified by their size, processing speed, and cost. Based on these factors, computers were classified as microcomputers, minicomputers, mainframes and supercomputers. However,…
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Most people ask themselves whether they can be tracked over the Internet by having their MAC Address or IP address detected by others. It’s true that IP addresses are no longer secret. It’s…
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MAC address filtering allows only a set list of hardware devices connect. Every device will have a unique MAC address. However, using a sniffer the MAC address of a valid client is easily…
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Wi-Fi Adapters are devices that allow computers to connect to the Internet and to other computers without using wires. A USB WiFi adapter overrides the computer’s built-in wireless functionality, giving you a faster,…
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Checkpoint is a cyber security architecture which offers the perfect combination of proven security, easy deployment, and effective management by consolidating key security applications (firewall, VPN, intrusion prevention, and antivirus and more) into…
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Penetration Testing is an attempt to exploit the vulnerabilities to determine whether unauthorized access or other malicious activity is possible. Penetration testing these days can be executed and performed automatically by software applications…
Read more Initializing a variable is considered very helpful while making programs. We can initialize variables of built-in data types at the time of their declarations. For Example int a = 10; Index: [#1] –…
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The CCIE Certification is the highest level of achievement for network professionals, certifying an individual as an expert or master. Cisco Systems has since become an unrivaled worldwide leader in networking for the…
Read more A medium is something that can be used for presentation of information. There are two basic ways to present some information: Unimedium Presentation – In this case, a single medium is used to…
Read more C++ is an Object Oriented Programming language. The key concepts of OOPs include classes, objects, data hiding, encapsulation, abstraction, polymorphism and inheritance. They key concept of Object Oriented Programming language C++ is a…
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