Rust - how async/await works
https://os.phil-opp.com/async-await/
Blog Posts
Recent posts
Sublime - matching multiple lines with regex
Start with (?s) 1 (?s)\[sometag\](.*?)\[\/sometag\]
Java - Dropwizard http request accessing log customizing example
Dropwizard can allow to access the attributes in a request as shown in below example. Full layout logback format details can be found from http://logback.qos...
Linux - Top 10 Performance commands
1. uptime 2. dmesg | tail 3. vmstat 1 4. mpstat -P ALL 1 5. pipstat 1 6. iostat -xz 1 7. free -m 8. sar -n DEV 1 9. sar -n TCP, ETCP 1 10. top
eBPF - Learn eBPF Tracing for Linux application performance
extended Berkeley Packet Filter Linux application performance tracing tool http://www.brendangregg.com/blog/2019-01-01/learn-ebpf-tracing.html