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Results for “ram”

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

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PowerShellFunctions & parameter validation

Enforce a numeric range at a function boundary

PowerShell: ValidateRange performs argument validation before work begins.

PowerShell✓ Tested
Bash ScriptsParameter expansion

Extract a basename without an external process

Bash Scripts: Double hash removes the longest matching prefix ending in a slash.

Bash Scripts✓ Tested
Bash ScriptsParameter expansion

Extract a substring by offset and length

Bash Scripts: Bash substring offsets start at zero for an ordinary string.

Bash Scripts✓ Tested
CStructures & function interfaces

Keep caller data unchanged by passing a structure by value

C: A value parameter is a copy of the original structure.

C✓ Tested
PowerShellFunctions & parameter validation

Keep function-local assignments separate from caller state

PowerShell: Ordinary function assignments create local variables rather than replacing the caller’s variable.

PowerShell✓ Tested
HTMLImages & embedded documents

Name a self-contained embedded document

HTML: Give an iframe a descriptive title and provide its small document with srcdoc.

HTML✓ Tested
PowerShellFunctions & parameter validation

Pass a block of behavior as an argument

PowerShell: Invoke a scriptblock with the call operator and an explicit input value.

PowerShell✓ Tested
PowerShellFunctions & parameter validation

Preserve a failure after local cleanup

PowerShell: A bare throw inside catch rethrows the current exception.

PowerShell✓ Tested
Arduino / CEEPROM & program memory

Read 16-bit values from a flash table

Arduino / C: pgm_read_word retrieves a complete word from program memory.

Arduino / C✓ Tested
Arduino / CEEPROM & program memory

Read a byte lookup table from flash

Arduino / C: PROGMEM tables require the AVR program-memory access functions.

Arduino / C✓ Tested
Bash ScriptsParameter expansion

Read a string’s character length

Bash Scripts: Bash parameter length counts characters under the current locale.

Bash Scripts✓ Tested
Bash ScriptsParameter expansion

Read a variable whose name is stored in another variable

Bash Scripts: Indirect expansion performs one extra variable-name lookup.

Bash Scripts✓ Tested