Aerosol spray can - the Awesome World of Things

The aerosol spray can is used in a wide variety of applications including deodorants, paints and insecticides. Norwegian inventor, Eric Rotheim was the first to discover that a product could be contained in an aluminium and gas used to spray it under pressure. Some improvements to the spray can were subsequently made but the major breakthrough came when Robert H. Abplanalp developed a cheap, efficient valve that facilitated widespread use of the can. The propellants in aerosol spray cans such as hydrocarbons, carbon dioxide, or nitrous oxide are mixed with the contents of the can and pressure-sealed for eventual release through the valve.

Read more about aerosol spray cans over at LinkedIn here.

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easywall - Web interface for easy use of the IPTables firewall on Linux systems written in Python3.

Firewalls are becoming increasingly important in today’s world. Hackers and automated scripts are constantly trying to invade your system and use it for Bitcoin mining, botnets or other things. To prevent these attacks, you can use a firewall on your system. IPTables is the strongest firewall in Linux because it can filter packets in the kernel before they reach the application. Using IPTables is not very easy for Linux beginners. We have created easywall - the simple IPTables web interface . The focus of the software is on easy installation and use. Access this neat software over on github: easywall

No Scrubs: The Architecture That Made Unmetered Mitigation Possible

When building a DDoS mitigation service it’s incredibly tempting to think that the solution is scrubbing centers or scrubbing servers. I, too, thought that was a good idea in the beginning, but experience has shown that there are serious pitfalls to this approach. Read the post of at Cloudflare's blog: N o Scrubs: The Architecture That Made Unmetered Mitigation Possible

Thinking problem management!

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