/// Note that setting `.write(true).append(true)` has the same effect as
/// setting only `.append(true)`.
///
- /// For most filesystems the operating system guarantees all writes are
+ /// For most filesystems, the operating system guarantees that all writes are
/// atomic: no writes get mangled because another process writes at the same
/// time.
///
/// One maybe obvious note when using append-mode: make sure that all data
- /// that belongs together, is written the the file in one operation. This
+ /// that belongs together is written to the file in one operation. This
/// can be done by concatenating strings before passing them to `write()`,
- /// or using a buffered writer (with a more than adequately sized buffer)
+ /// or using a buffered writer (with a buffer of adequate size),
/// and calling `flush()` when the message is complete.
///
/// If a file is opened with both read and append access, beware that after
- /// opening and after every write the position for reading may be set at the
- /// end of the file. So before writing save the current position (using
+ /// opening, and after every write, the position for reading may be set at the
+ /// end of the file. So, before writing, save the current position (using
/// `seek(SeekFrom::Current(0))`, and restore it before the next read.
///
/// # Examples