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Results for “ram”

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

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Arduino / CEEPROM & program memory

Read and total a flash lookup table

Arduino / C: Array size can be computed at compile time even for a flash-resident table.

Arduino / C✓ Tested
Arduino / CEEPROM & program memory

Reject an unsupported settings version

Arduino / C: A version byte lets firmware fall back when stored settings use another format.

Arduino / C✓ Tested
Bash ScriptsVariables & text

Remove a filename extension

Keep the path while removing its final extension.

filename✓ Tested
Bash ScriptsParameter expansion

Remove a known prefix with a shell pattern

Bash Scripts: The hash expansion removes the shortest matching prefix without changing the original variable.

Bash Scripts✓ Tested
PowerShellFunctions & parameter validation

Return a collection as one pipeline object

PowerShell: The unary comma prevents the returned array from being enumerated at this boundary.

PowerShell✓ Tested
CStructures & function interfaces

Return a status separately from a calculated result

C: An output pointer lets a function return success or failure independently of its numeric result.

C✓ Tested
PowerShellFunctions & parameter validation

Run cleanup after a caught exception

PowerShell: Use finally for cleanup that must occur after either success or failure.

PowerShell✓ Tested
Arduino / CEEPROM & program memory

Store a bounded null-terminated text setting

Arduino / C: Write a fixed buffer and explicitly terminate the retrieved copy.

Arduino / C✓ Tested
Arduino / CEEPROM & program memory

Store a compact configuration record

Arduino / C: Save a struct and retrieve it with the same field layout.

Arduino / C✓ Tested
Arduino / CEEPROM & program memory

Store and retrieve a multibyte integer

Arduino / C: put and get copy the bytes of a typed value.

Arduino / C✓ Tested
Bash ScriptsVariables & text

Use a default value for an unset variable

Supply a fallback without changing the original variable.

parameter expansion✓ Tested
Bash ScriptsParameter expansion

Use an alternate value only when a variable is nonempty

Bash Scripts: The colon-plus expansion returns its word only when the parameter has a nonempty value.

Bash Scripts✓ Tested