4 Python Builtin Help Functions we should know

There are many online resources available to get help in python programming, #"Here is my list of online resources". Instead of this python has many built in methods and functions which we can use to get much of information about python, python built

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Python Print Statement examples

Many people start their programming with simple "Hello World!" program, It has become the traditional first program that people learn. "Hello world" program simply prints out "Hello World!". It is simple enough so that people who have no experience with computer programming can easily

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How to open/read epub books in Linux?

This is a small how to on installing epub(Electronic Publications) reader software to read epub books. What is epub means? Epub is a open book standard for reading documents on mobile devices. The beauty of epub books format is that it will

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PFOTD: Python str() function examples

Today our builtin function is str() which is useful for converting any datatype in to a string. This is very much useful to convert one datatype to a string. Need of str() function in Python: Some times in programming when we try to club two datatypes

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PFOTD: Python int() function examples

Today our python built-in function is int() which is useful for converting a number which is in string type in to integer. This is very much useful to club non int type which is a number(The number can be of any base like binary, nibble, oct

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What is Devops?

Today we started our new site specifically for devops(Development and Operations) people. This site is for all the devops people who are willing to learn new technologies related to devops which is fairly new domain. Let us start with what actually a

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How to get Linux Docker IP address

Docker is a high level framework for Linux containers which could be next level for virtualising applications and VM's. Some times it is require to get ip address of a docker so that you can try to check a service running on

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How to install and enable EPEL repo in RHEL/CentOS/Oracle Linux?

What is EPEL repo? EPEL(Extra Packages for Enterprise Linux) is a repo developed by Fedora project to ensure that there is a quality 3rd party packages available for enterprise users such as people who are using RHEL, Cent OS, Oracle Linux and

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Puppet: How to remove node from master

Q) How can I remove a register a puppet agent from puppet master? Some times it is required to remove a host(puppet node) from the register master. To achive this we have to run puppet cert command and have to manually remove

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Puppet: List all the nodes in Puppet master

Q)Recently I installed couple of nodes and attached to Puppet master, How can I list all the nodes which are register with Puppet server?  Answer) There are couple of ways to list all the nodes register with master.  1)Through grepping node entries

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