Examples of List usage in Python.
As we know how to define lists in python from the post: http://ngelinux.com/lists-in-python/ However lists are used frequently in python and we should know how to play with them. Lets...
Tag: linux
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Dictionaries in Python
Today we will see another data structure that can be defined in Python known as dictionary. As its name suggests, we keep the “key:value” pairs in this datatype. Let us...
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While/For Loop & Single/Multi-line comments in python.
In this post, we will look how to code using for/while loop in python alongwith how to mention comments in the python file. I. Comments in Python a. Multiple Line...
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Tuples in python
Lets have a look what are tuples in python. Tuples are just like arrays, however the information stored in tuple can’t be modified. Lets have a look at below python...
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Error handling in python.
Today we will look how to handle errors in python. Handling errors refers the way how python code will deal when our program face any error. Program ## here we...
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How to take backup of docker container ?
In this post, we will look how to take backup of a docker container. We can take backup in two steps: a. First saving the container data into an image....
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Boot process of Linux in brief.
Today we will look at the Linux Boot process in brief. A. Boot Process in Short Hardware power ON --> BIOS --> POST --> Hard Drive First 512 Bytes -->...
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Solved Error : docker-machine ls command asking for password.
You can face an interesting issue when docker-machine command repeatedly asks for password. 1. Issue docker-machine ls command asks for password. $ docker-machine ls Password: 2. Root Cause of the...
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Part1: Docker Introduction: How to start with docker ?
1. What is Docker ? Docker is a software package which is installed on a server or host OS and then provides a facility to create containers. Each container can...
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Explanation of Firewalld in Linux RHEL 7, or Centos 7 and how to work with it.
Similar to IPTables, firewalld is a user space utility program to manage Linux system firewall. Firewalld and IPtables both use the same kernel module i.e. NetFilter. As a result, only...