Load Balancing With NGinX

Why we need load balancer ? can we just create one very stable server which is the failure rate zero and when we need to implement this load balancer ? Load balancing at least has two main purposes : Increasing fault tolerance Distributing load Increasing fault tolerance means ensuring and increasing uptime and reliability current application …

Grant Table User to Another User [Oracle]

Below is snippet command for granting user table to another user declare cursor t_name is select table_name from user_tables ; command varchar2(500); begin for c in t_name loop command := 'GRANT SELECT, INSERT, UPDATE, DELETE ON ' ||c.table_name|| ' TO <other_user>'; dbms_output.put_line(command); execute immediate command; end loop; end; Jakarta, 24 August 2016   A. Ahmad Kusumah

Pointing Domain into AWS EC2

Pointing domain into AWS EC2 is quite simple, what need todo are : Create EC2 instance, then write down the IP address (i.e 10.10.2.10) Open Route 53 in AWS console (https://console.aws.amazon.com/route53/) Now you are in route 53, select DNS Management, or choose Hosted Zones in sidebar menu, then select Create Hosted Zone Type  your domain …

Running Multiple Java Version On OSX

Currently i have several projects using different version java, the oldest one using java 1.6, and the new one using 1.8 which is need lambda expression supported by latest version of java. and i have only one machine that running OSX yosemite, sometimes i need run java 1.6 and sometimes need java 1.8 as my default …

Password life time on oracle

By default, user created in oracle has password expiration on 180 days. It means, when the time reached, the user will be forced to change their current password. This mechanism from security view is has advantages, it makes user aware to always maintain their current profile and data. But, in other hand, sometimes an application …

Loading Purchase Request Using Mincom Connector Java .. (Ellipse Part 1)

Integration between java and mincom ellipse v.5 is quite tricky. Although mincom provide middleware to facilitate the integration, but we should know all model used in ellipse screens. Below is first part on how we can communicate and loading data from java application into ellipse server. In this example will explain about Purchase Request creation. …

Clean Up Oracle archive log using cron

Oracle has capability for creating hot backup using archive log mechanism. This feature act like recovery data system for restoring database content to specified time if the original database has force majeur which make data corrupted. But, this mechanism will suck up the free space of hard disk and typically if we don't maintain the …

Chromium OS , first impression .. not a review

Chromium OS as known as Chrome OS is open source operating system developed by google intended for user who 'always' sitting for web activity and has 'stabil' internet connection. In their official website, chrome os offer fast,simple, secure computing experience based on google cloud technology. Like as other OS, when it start to ignite, simple …

SSH service failed on Machine with 2 Active NIC’s

Yesterday,  i found strange behavior on my AIX BOX. after rebooting, the SSH service didn't start. when the: #lssrc -s sshd invoked, it show that the service is on inoperative state. To trace the causes, the following command invoked : #/usr/sbin/sshd -de the result show that the service is failed to start due to port …

Change SSH port for security reason on AIX

Today i face a problem about ssh and sshd services on my AIX box. Absolutely i can't connect to the machine using standard port of SSH. This is definitely annoying because this  service of ssh is currently used for maintain and manage the machine remotely. Thanks to telnet, on first deployment i install the telnet …