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  2. HackerRank - Wikipedia

    en.wikipedia.org/wiki/HackerRank

    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 ...

  3. Codecademy - Wikipedia

    en.wikipedia.org/wiki/Codecademy

    Codecademy is an American online interactive platform that offers free coding classes in 13 different programming languages including Python, Java, Go, JavaScript, Ruby, SQL, C++, C#, Lua, and Swift, as well as markup languages HTML and CSS.

  4. SQL injection - Wikipedia

    en.wikipedia.org/wiki/SQL_injection

    A classification of SQL injection attacking vector as of 2010. In computing, SQL injection is a code injection technique used to attack data-driven applications, in which malicious SQL statements are inserted into an entry field for execution (e.g. to dump the database contents to the attacker).

  5. Code injection - Wikipedia

    en.wikipedia.org/wiki/Code_injection

    An SQL injection takes advantage of SQL syntax to inject malicious commands that can read or modify a database or compromise the meaning of the original query. [ 13 ] For example, consider a web page that has two text fields which allow users to enter a username and a password.

  6. Andy Cohen Reveals the Most Annoying Part of Co-Hosting ... - AOL

    www.aol.com/lifestyle/andy-cohen-reveals-most...

    Andy Cohen is spilling the tea on what it's like working with longtime friend and colleague Anderson Cooper. Before SiriusXM's 10th Annual Radio Andy Holiday Hangout (which he co-hosts with Amy ...

  7. Ukraine says it has a laser that can shoot down aircraft a ...

    www.aol.com/news/ukraine-says-laser-shoot-down...

    Ukraine has developed a laser weapon capable of shooting down targets from more than a mile away, the country’s drone force commander has claimed. Speaking at a defense summit in Kyiv this week ...

  8. Competitive programming - Wikipedia

    en.wikipedia.org/wiki/Competitive_programming

    HackerRank: HackerRank offers programming problems in different domains of Computer Science. It also hosts annual Codesprints which help connect the coders and Silicon Valley startups. LeetCode: LeetCode has over 2,300 questions covering many different programming concepts and offers weekly and bi-weekly contests.

  9. Who really gets the H-1B visas Elon Musk is fighting about?

    www.aol.com/finance/really-gets-h-1b-visas...

    Overall, more than 30,000 employers across the US had at least one H-1B visa petition approved in 2024, and over half of those new petitions went to employers that filed 20 or fewer applications.

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