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Shell/Bash 2021-09-25 22:51:03
tcp traffic analysis linux command line mb per second
#!/usr/bin/perl # traffic analysis script using tcpdump use strict; use warnings; use Time::HiRes; my $reporting_interval = 10.0; # seconds my $bytes_this_interval = 0; my $start_time = [Time::HiRes::gettimeofday()]; STDOUT->autoflush(1); while (<... Add solution -
PHP 2021-09-13 20:49:03
php sprintf
There are already some comments on using sprintf to force leading leading zeros but the examples only include integers. I needed leading zeros on floating point numbers and was surprised that it didn't work as expected. Example: <?php sprintf('%02d',... Add solution -
Shell/Bash 2021-09-10 21:18:02
shell script current time
#!/bin/bash now="$(date)" printf "Current date and time %s\n" "$now" now="$(date +'%d/%m/%Y')" printf "Current date in dd/mm/yyyy format %s\n" "$now" echo "Starting backup at $... Add solution
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