| #!/bin/bash | |
| # Function to display usage information | |
| usage() { | |
| echo "Usage: $0 /path/to/input.mp4 [ /path/to/output_directory ]" | |
| exit 1 | |
| } | |
| # Check if at least one argument (input file) is provided | |
| if [ $# -lt 1 ]; then |
If you don't want to deal with styling a mostly text-based HTML document, plop these lines in and it'll look good:
html {
font-family: 'Helvetica Neue', 'Helvetica', 'Arial', sans-serif;
font-size: 1.3em;
max-width: 40rem;
padding: 2rem;
margin: auto;
line-height: 1.5rem;
| #!/bin/sh | |
| # 90% from http://mths.be/osx | |
| # ask for admin password upfront | |
| sudo -v | |
| # Keep-alive: update existing `sudo` time stamp until `.osx` has finished | |
| while true; do sudo -n true; sleep 60; kill -0 "$$" || exit; done 2>/dev/null & |
| Latency Comparison Numbers (~2012) | |
| ---------------------------------- | |
| L1 cache reference 0.5 ns | |
| Branch mispredict 5 ns | |
| L2 cache reference 7 ns 14x L1 cache | |
| Mutex lock/unlock 25 ns | |
| Main memory reference 100 ns 20x L2 cache, 200x L1 cache | |
| Compress 1K bytes with Zippy 3,000 ns 3 us | |
| Send 1K bytes over 1 Gbps network 10,000 ns 10 us | |
| Read 4K randomly from SSD* 150,000 ns 150 us ~1GB/sec SSD |