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Results for “run”

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

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Bash ScriptsGetting Started

Capture a command’s output

Bash Scripts: Capture a command’s output with a small standalone Bash program.

Bash Scripts✓ Tested
PowerShellCommands & execution context

Capture a command’s success-stream output

PowerShell: Assignment collects output values without requiring text redirection to a file.

PowerShell✓ Tested
PythonFunctions & error handling

Capture a successful child-process result

Python: Run an argument list without a shell and check the return code.

Python✓ Tested
RustFunctions & data types

Capture a surrounding value in a closure

Capture a surrounding value in a closure in a complete Rust program using the standard library.

Rust✓ Tested
C++Ownership & optional values

Capture configuration by value in a callable

C++: A value capture retains the value from lambda creation even if the original variable changes later.

C++✓ Tested
Bash ScriptsFunction scope & composition

Capture output while handling a failed command

Bash Scripts: An assignment inherits the status of its command substitution, allowing both output and status to be handled.

Bash Scripts✓ Tested
Bash ScriptsInput streams & redirection

Capture standard output and standard error separately

Bash Scripts: Use distinct redirections when diagnostic text should not be mixed with data.

Bash Scripts✓ Tested
GoFunctions & types

Capture state in a closure

Capture state in a closure using a complete Go program with explicit sample inputs.

Go✓ Tested
SQL ServerTransactions & tables

Catch a T-SQL error

Handle an expected conversion error in TRY/CATCH.

TRY CATCH✓ Tested
RustErrors & optional values

Chain operations that may return None

Chain operations that may return None in a complete Rust program using the standard library.

Rust✓ Tested
RustFiles & paths

Change a path’s extension

Change a path’s extension in a complete Rust program using the standard library.

Rust✓ Tested
Bash ScriptsProcesses & environment

Change directory only for one operation

Bash Scripts: A subshell makes a temporary directory change without affecting later commands.

Bash Scripts✓ Tested