Read the entire contents of a file.
Write data to a file.
Read a file as JSON.
Read a file as WebAssembly.
Read the entire contents of a directory.
Read the entire contents of each file in a file list.
Open a file.
Open a URL.
Test if a value is between two values.
Test if a value is an array-like object where every element is between two values.
Close a file descriptor.
SixArm.com » Ruby » Kernel#commander method that calls Open4::spawn with convenient settings
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Read a file as newline-delimited JSON.
Append data to a file.