In this article we will learn about different applications of Python programming language. As we already know that Python is a general purpose high-level language, we can use it for creating almost any type of application or software. Following are some of the important applications of Python language: Systems Programming: Python’s built-in interfaces […]
In this article you will learn about some of the reasons for what is the need to learn python programming language. Although there are many programming languages, you might be thinking why I should choose Python over the other languages. Following are some of the reasons why you need to learn python programming: […]
This post contains the details of changes being made to the Python programming tutorial. A list of changes is presented below. Each item in the list contains a link to the article which was updated and the date on which it was updated. More recent updates are at the top. 14/Apr/2023 – Updating of […]
This article describes my Anonsurf installation problem in Linux operating system. Anonsurf is a tool used for browsing the Internet anonymously. Today I was trying to install anonsurf (tool to browse Internet anonymously). My operating system is Ubuntu 16.04 desktop. Anonsurf is already downloaded and I was trying to install it using the following […]
After a long time I was trying out Android Studio on my Ubuntu 16.04 LTS desktop. The Android Studio version was 3.3. Installation went smoothly after following these installation instructions. After the installation is completed, a new project was created with a basic activity containing a “Hello Wold” label. Now, it was time […]
Today when I was trying to setup the OpenStack cloud environment by using the file stack.sh available in the Devstack, I encountered the following error: /opt/stack/devstack/inc/python:213 Currently installed pip version 1 does not meet minimum requirements (>=6) The above error is due to wrong use of ‘strip’ function in the code. To eliminate […]
Following are instructions for installing OpenStack (ocata) on Ubuntu 16.04 LTS VM. When creating Ubuntu VM, the RAM size must be at least 4GB. Otherwise, OpenStack may show errors while installing. Add user named “stack” using the following command: sudo useradd -s /bin/bash -d /opt/stack -m stack Subscribe to our monthly […]
In this article we will learn to implement a java program to print all unique words of a string. A java program is provided below which reads a line of text from the user and prints out the unique words in ascending order. We use TreeMap class from collections framework to store the frequency […]
In this article we will learn to implement a Java program to print only unique characters in a string. A Java program is provided below which reads a string from the user, and prints out only the unique characters in the string in insertion order. First we find out the frequency of each character […]
In this article we will learn to implement a Java program to print the frequency of characters in a string. A Java program is provided below reads the string and gives the frequency of each character (number of times a character is repeated). This java program reads a string from the user, calculates frequency […]