Function safe_html tries to download the URL several times.
Arguments
- page
requested URL
- time
sleep interval after each failure
- attempts
max number of tries (if there is a problem with connection)
Details
Function safe_html performes 10 (by default) attempts to download the URL
and waits 60sec (by default) after each failure
Examples
if (FALSE) {
page <- paste0('http://www.sejm.gov.pl/Sejm7.nsf/',
'wypowiedz.xsp?posiedzenie=15&dzien=1&wyp=008')
safe_html(page)}
