system's blog

Reinstall a corrupted boot partition.

 
Issue
In a system where the "/boot" partition is a separate partition, when /boot is corrupted or be
formatted mistakenly, you can not boot the system but do not want to reinstall the whole
system.
 

Environment
• Red Hat Enterprise Linux, CentOS, Fedora/
• /boot partition is installed on the first partition of your first disk
• x86 architecture

Resolution

Reinstall /boot partition manually with the following steps:

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Three things that even Microsoft can't explain!

Three things that even Microsoft cant' explain
The weired bugs
MAGIC #1
An Indian found that nobody can create a FOLDER anywhere on the Computer which can be named as "CON". This is something funny and inexplicable… At Microsoft the whole Team, couldn't answer why this happened!
TRY IT NOW, IT WILL NOT CREATE A "CON" FOLDER.
MAGIC #2
For those of you using Windows, do the following:
1.) Open an empty notepad file
2.) Type "Bush hid the facts" (without the quotes)
3.) Save it as whatever you want.

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Virtual Network Computing VNC on Linux

 
Virtual Network Computing (VNC).

Platform: Linux

Flavor: Red Hat 5.x and Cent OS 5.x

Configuration Steps in detail:

   1. Install VNC and VNC Server package on Cent OS 5 as a privilege user root. I did this using yum.                                         
    #yum –y install vnc vnc-server.
 

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Transparent proxy from scratch for http & https

While configuring it in a transparent mode I found myself in an embarrassing situation, because it is not working. The version of squid which I worked on is squid-2.6.STABLE21-3.el5. And after spending time I figure out the problem & here is the complete solution for those who configuring squid proxy server in a transparent mode first time after installation. Before proceeding please update your squid package.

#yum –y update squid

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Squid as a transparent proxy over ssl https.

Setting up squid as a transparent proxy is fairly an easy job. If we Google for “how to set up squid as a transparent proxy” Google renders a lots of links for our reference. But it is commonly seen that when we are using transparent proxy we are unable to connect to https connection like Gmail and many more sites which https protocol for security concern. Sites which use http protocol can easily open.

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