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GTT Launches GTT Defense Halo, an AI-Native Network Defense Platform

GTT Defense Halo is redefining network security for enterprises with converging network, cloud and security operations by remediating vulnerabilities before attackers find them and resolving network anomalies into confirmed threats at network speed. ARLINGTON, Va. — GTT Communications Inc., a leading networking and security as a service provider for multinational organizations, today announced…

We haven't written up this one. Financial Post has the full story — the link below goes straight to it.

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From Drawing Locks at 4AM to Coding My First Website: My Journey as a Cybersecurity Student in Ecuador

I'm Fernando, 29, from Calderón, Quito, Ecuador. Two years ago I was drawing locks with pencil at 4AM for my YouTube channel Relatos Reales. Today I'm building websites at 4AM with AI.

  • Fernando, 29, cybersecurity student from Calderón, Quito, Ecuador
  • Builds LUMI clinic's landing page using HTML, CSS, Tailwind, JavaScript, React
  • Secures internships with GMS Seguridad, Netlife, NTT Data via portfolio

# Subqueries & CTEs: Two Ways to Query Inside a Query

Sometimes one query needs the result of another query to work. SQL gives you two main tools for that: subqueries and CTEs (Common Table Expressions).

  • Subqueries and CTEs are SQL methods to query within a query.
  • Subqueries nest inside another query, CTEs are defined with WITH clause.
  • CTEs are reusable, can be recursive, while subqueries cannot reference themselves.

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