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Results for “script”

Small, practical examples. Search by task or narrow things down below.

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Bash ScriptsFunction scope & composition

Give a function its own positional parameters

Bash Scripts: A function receives its call arguments without replacing the caller’s positional parameters.

Bash Scripts✓ Tested
JavaScriptObject behavior & collections

Group records into map entries

JavaScript: Initialize an array for a missing Map key before appending its values.

JavaScript✓ Tested
TypeScriptObject behavior & collections

Group records into map entries

TypeScript: Initialize an array for a missing Map key before appending its values.

TypeScript✓ Tested
Bash ScriptsProcesses & environment

Handle a nonzero background-job exit

Bash Scripts: Wait reports a child’s exit code; put it in a conditional when failure is expected.

Bash Scripts✓ Tested
JavaScriptGetting Started

Handle three possible outcomes

JavaScript: Check high, normal and low values with an ordered conditional chain.

JavaScript✓ Tested
TypeScriptGetting Started

Handle three possible outcomes

TypeScript: Check high, normal and low values with an ordered conditional chain.

TypeScript✓ Tested
Bash ScriptsDiagnostics & defensive scripting

Identify whether a name resolves to a builtin

Bash Scripts: type -t reports the command kind without printing a machine-specific path.

Bash Scripts✓ Tested
Bash ScriptsGetting Started

Increase an integer variable

Bash Scripts: Increase an integer variable with a small standalone Bash program.

Bash Scripts✓ Tested
Bash ScriptsText parsing & arithmetic

Increment a counter without an unexpected errexit

Bash Scripts: An assignment avoids the zero-result exit status of a standalone arithmetic post-increment.

Bash Scripts✓ Tested
JavaScriptPromises & iteration protocols

Inspect both successful and failed promise results

JavaScript: allSettled preserves input order and reports failures without rejecting the combined promise.

JavaScript✓ Tested
TypeScriptPromises & iteration protocols

Inspect both successful and failed promise results

TypeScript: allSettled preserves input order and reports failures without rejecting the combined promise.

TypeScript✓ Tested
Bash ScriptsDiagnostics & defensive scripting

Inspect every command status in a pipeline

Bash Scripts: Copy PIPESTATUS immediately before another command overwrites it.

Bash Scripts✓ Tested