Software
that pays
for itself.

select nextval('voucher_seq') for update;   -- atomic, no gaps
alter table entry enable row level security;
alter table entry force  row level security;
create policy void_only on entry for update using (voided_at is null);

update period set claimed_at = now()
  where id = $1 and claimed_at = $2;        -- compare-and-swap

buildWeekExcel({ periodStart: periodStart, periodEnd: periodEnd })
// shorthand expanded on purpose — minifier relocates it un-expanded

animation: afw-travel 7.2s steps(3, end) infinite;
vector-effect: non-scaling-stroke;
clip-path: circle(210px at var(--x) var(--y));

insert into audit_log (actor, action, entity, at) values (…);
-- append only. nothing is ever deleted, only voided, with a reason.