Security

HeartBleed bug : Frequently Asked questions

What Exactly is HeartBleed bug ? This bug allows hackers to reads sensitive data from the memory of victim host in 64 k chunks. The memory can have user names , passwords , decrypted information or certificates & keys or other confidential information. What are the impacted systems ? Systems that use OpenSSL ver 1.0.1 […] Continue Reading

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Tips

Running Old Internet Explorer Based Applications in ie10

Windows Xp support is stopping on April 8, 2014 and one of the issues is that when you migrate to current Windows operating systems ( windows 8 ) old ie browsers are not supported for installation. Current OS Windows 8 comes with ie 10 and older versions of ie are not supported. The biggest problem […] Continue Reading

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Hadoop

What is Hadoop ? Facts you must know about Apache Hadoop

What Is Hadoop? Apache Hadoop is an open source software frame work developed by Apache Hadoop Project. The framework allows distributed data processing spread over a large number of computers. Hadoop 2.x is the latest version with major changes in its architecture & current release is 2.3.0 , released on 20 February, 2014. Hadoop classic, […] Continue Reading

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Security

Site Hacked with Pharmacy Spammy Content on search listings

Got a email* today today that adminschoice.com searches on google.com are resulting in pharmacy spammy urls and contents. It took around three hours to find out what is happening and fixing it. Finally the site should be free of spam now. It may take a while to update google index entries but redirect is not […] Continue Reading

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Basics

Unix Date Format Examples

Unix date format is needed  in the scripts, timestamped log files and  script generated reports .  This article attempts to simply date formatting with several examples .  Date command in Unix is used to format date as well as time . First portion of this article covers Date  function and the second portion has the  […] Continue Reading

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Linux

Linux RPMs – All you need to know

This document contains an overview of the principal RPM commands for installing, uninstalling, upgrading, querying, listing, and checking RPM packages on your Red Hat Linux system. This document uses apache rpm httpd-2.0.49-4.i386.rpm , as an example. About RPM naming conventions All rpms follow the similar naming conventions package name version release architecture Package Type httpd […] Continue Reading

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