Rizal
No man was ever wise by chance.

Rizal (14)

Get the AWS EC2 instance metadata

Get the AWS EC2 instance metadata Now you are ready to send the first commands to your EC2 linux instance. Let’s check the EC2 instance metadata by hitting a specific AWS node only available from within the instance itself. Instance metadata is data about your…

Olympic Joseph Schooling Coronation Complete

Joseph Schooling winning in the men’s 100m butterfly final race of the Rio 2016 Olympic Games Swimming events on Aug 12 In 2008 a boy called Joseph Schooling from Singapore has taken the above picture with the legendary Olympic champ Michael Phelps because he loved him…

Upgrade CentOS kernel without Reboot using Ksplice

It is simply how to allow kernel swap without needing reboot. Generally, all Linux distributions needs a scheduled reboot once to stay up to date with important kernel security updates. RHN (or other distro vendors) provides Linux kernel security updates. You can apply kernel updates…

kgraft to Patch Ubuntu Kernel without Reboot

It is simply how to allow kernel swap without needing reboot. Article by: arges New live kernel patching projects have hit LKML recently [1][2], and I’ve taken the opportunity to test drive kGraft with the Ubuntu kernel. This post documents how to get a sample patch working.

RavenDB at a Glance

Rethinking the database When most people talk of a database, they mean a relational database. Relational databases have been the foundation of enterprise application for the past 30 years. First defined in June 1970 by Edgar Codd of IBM’s San Jose Research Laboratory, relational databases…