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mischacks
Miscellaneous methods that may or may not be useful.
sh:: Safely pass untrusted parameters to sh scripts. Raise an exception if the
script returns a non-zero value.
fork_and_check:: Run a block in a forked process and raise an exception if the
process returns a non-zero value.
do_and_exit, do_and_exit!:: Run a block. If the block does not run exit!, a
successful exec or equivalent, run exit(1) or exit!(1) ourselves. Useful to
make sure a forked block either runs a successful exec or dies.
Any exceptions from the block are printed to standard error.
overwrite:: Safely replace a file. Writes to a temporary file and then moves it
over the old file.
tempname_for:: Generates an unique temporary path based on a filename. The
generated filename resides in the same directory as the original one.
try_n_times:: Retries a block of code until it succeeds or a maximum number of
attempts (default 10) is exceeded.
Exception#to_formatted_string:: Return a string that looks like how Ruby would
dump an uncaught exception.
IO#best_datasync:: Try fdatasync, falling back to fsync, falling back to flush.
Random#exp:: Return a random integer 0 ≤ n < 2^argument (using SecureRandom).
Random#float:: Return a random float 0.0 ≤ n < argument (using SecureRandom).
Random#int:: Return a random integer 0 ≤ n < argument (using SecureRandom).
Password:: A small wrapper for String#crypt that does secure salt generation
and easy password verification.
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Downloads: 18,832
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