dev

rfc#

• date and time on the internet: timestamps
• http/1.1: status code definitions

http#

• 301 redirect - how to create redirects | webconfs.com
• analyse your http response headers
• bulk url http status code, header & redirect checker | httpstatus.io

regular expressions#

• regexr: learn, build, & test regex

java#

• graalvm native image

tools#

• carbon | create and share beautiful images of your source code
• ray.so