Node.js · Theory

Buffer.poolSize Property

Theory

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Buffer.poolSize Property is simple if you keep it on paper. Meera uses it for read a big CSV in an upload job.

For Buffer.poolSize Property, npm is in play. Don’t blame it until you have traced read a big CSV.

Buffer.poolSize Property exists so Meera can keep read a big CSV correct in an upload job.

Buffer.poolSize Property shows up in an upload job. Name read a big CSV, not “a real-world scenario”.

Buffer.poolSize Property miss — loading the whole file into RAM. Fix it before you talk about advanced Node.js.

Buffer.poolSize Property is not a lonely heading. Meera ties it to read a big CSV.

Close Buffer.poolSize Property with: “If I skip it, read a big CSV goes wrong like this: loading the whole file into RAM.”

Exam tip

For Buffer.poolSize Property: definition + an upload job + one failure.

const buf = Buffer.from("PrepPilot", "utf8");
console.log(buf.toString("utf8"));
console.log(buf.length);

Buffer.poolSize Property — buffer holds raw binary data outside the V8 string heap.

DefBuffer.poolSize Property — Meera uses it for read a big CSV in an upload job.
RuleBuffer.poolSize Property → createReadStream.
RememberBuffer.poolSize Property + npm (an upload job).
UseBuffer.poolSize Property in an upload job (read a big CSV).
TrapBuffer.poolSize Property — loading the whole file into RAM.
ExBuffer.poolSize Property → read a big CSV.