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HackerRank's programming challenges can be solved in a variety of programming languages (including Java, C++, PHP, Python, SQL, and JavaScript) and span multiple computer science domains. [ 2 ] HackerRank categorizes most of their programming challenges into a number of core computer science domains, [ 3 ] including database management ...
As of October 2023, Gennady is the highest-rated programmer on CodeChef, [2] Topcoder, [3] AtCoder [4] and HackerRank. [5] On 30th August 2024, he achieved a historic rating of 4009 on Codeforces, becoming the first to break the 4000 barrier. [6] He was the highest-rated programmer on Codeforces [7] until 20 January 2024.
SQL includes operators and functions for calculating values on stored values. SQL allows the use of expressions in the select list to project data, as in the following example, which returns a list of books that cost more than 100.00 with an additional sales_tax column containing a sales tax figure calculated at 6% of the price.
In this case, the function is addition, and applying it to the argument list (1 2) yields the answer 3. This is the result of the evaluation. The symbol foo evaluates to the value of the symbol foo. Data like the string "123" evaluates to the same string. The list (quote (1 2 3)) evaluates to the list (1 2 3).
Oracle Corporation is an American multinational computer technology company headquartered in Austin, Texas. [5] Co-founded in 1977 by Larry Ellison, who remains executive chairman, Oracle was the third-largest software company in the world in 2020 by revenue and market capitalization. [6]
C# (/ ˌ s iː ˈ ʃ ɑːr p / see SHARP) [b] is a general-purpose high-level programming language supporting multiple paradigms.C# encompasses static typing, [16]: 4 strong typing, lexically scoped, imperative, declarative, functional, generic, [16]: 22 object-oriented (class-based), and component-oriented programming disciplines.
This is an accepted version of this page This is the latest accepted revision, reviewed on 26 January 2025. Family of Unix-like operating systems This article is about the family of operating systems. For the kernel, see Linux kernel. For other uses, see Linux (disambiguation). Operating system Linux Tux the penguin, the mascot of Linux Developer Community contributors, Linus Torvalds Written ...
Application security: can help counterattacks such as server-side request forgery, SQL injection, cross-site scripting, and distributed denial-of-service. AI technology can also be utilized to improve system security and safeguard our privacy.