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LDAP cheat sheet & developer notes

LDAP cheat sheet and 2 curated developer notes — core concepts, patterns, and interview prep. Maintained by the DevRecall team.

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01 · LDAP

Directory Structure: DNs, Attributes & Object Classes

Directory Structure: DNs, Attributes & Object Classes. A Directory, Not a Relational Database. LDAP (Lightweight Directory Access Protocol) is a standard protocol for accessing and maintaining distributed directory infor…

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02 · LDAP

Operations, Security & LDAP in the Enterprise

Operations, Security & LDAP in the Enterprise. Bind & Search. # bind (authenticate) ldapwhoami -D "uid=jdoe,ou=Engineering,dc=example,dc=com" -W # search filter — AND: objectClass=person AND cn starting with "John" (&(ob…

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TypeScriptgeneral

Interview Questions

TypeScript Interview Questions. Comprehensive TypeScript interview questions covering type system, generics, utility types, and best practices:. Fundamentals. 1. What is TypeScript?. TypeScript is a…

Mar 28, 2026

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TypeScriptgeneral

Advanced Types (Generics & Utility Types)

TypeScript Advanced Types. Generics. // Generic function function identity<T>(arg: T): T { return arg; } const num = identity<number>(42); // Explicit const str = identity('hello'); // Inferred //…

Mar 3, 2026

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