Access Windows shared directory from Ubuntu 16.04.3 LTS VirtualBox Guest

In this post I am going to show how to access windows shared directory from Ubuntu 16.04.3 LTS virtual machine. First create a directory on the host. For example I am creating one directory called on my E drive [ My host is Windows 7 ] . Now open VirtualBox go to settings of your Ubuntu […]
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Getting monthly data with latest records in oracle

In this blog I am going to show how we can get monthly data for a given set of records. In many cases we try to get the data into reports with monthly , weekly etc. To achive this we can use N number of tools which are provided but sometime we have to write […]
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SQL Error: ORA-00921 in Oracle 12c

How to solve if you get SQL error “ORA-00921” while dropping an existing user in Oracle 12c. I got one user existing on my database called “SLOBA”. Now let us try to drop it.   Output as error:   Now alter the system session “_oracle_script” to true. Output : Now let us try to drop […]
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For and While Loops in Python

When we want to run, execute or repeat a statement multiple times, a loop is necessary. This article covers the two types of loops in Python: the while loop and the for loop. In python there are two types of loops:  While loop For loop When we want to run or execute a piece of […]
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Using SQL Scripts in Oracle Application Express

Using SQL Scripts we can save all the SQL queries as files that we use very frequently on our database later point of time. This is one of the feature present under SQL Workshop in Oracle Application Express. How it can be really helpful to use SQL scripts under SQL Workshop?Let us take an example […]
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Data Mining for Predictive Social Network Analysis

Social networks, in one form or another, have existed since people first began to interact. Indeed, put two or more people together and you have the foundation of a social network. It is therefore no surprise that, in today’s Internet-everywhere world, online social networks have become entirely ubiquitous. Within this world of online social networks, […]
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The Server-Application Interface for Python

In 1993, the web was still in its infancy, with about 14 million users and a hundred websites. Pages were static but there was already a need to produce dynamic content, such as up-to-date news and data. Responding to this, Rob McCool and other contributors implemented the Common Gateway Interface (CGI) in the National Center […]
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Solve Error: ORA-65096 in 12c

In 12c database when we try to create any user we commonly see the error “Error: ORA-65096” . We can solve this problem by setting up the undocumented hidden parameter i.e. “_ORACLE_SCRIPT” to true.  In other way we have to user the prefix by adding “C##” or “c##” before the username in container database but […]
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A Python Implementation Comparison

Python is amazing. Surprisingly, that’s a fairly ambiguous statement. What do I mean by ‘Python’? Do I mean Python the abstractinterface? Do I mean CPython, the common Python implementation (and not to be confused with the similarly named Cython)? Or do I mean something else entirely? Maybe I’m obliquely referring to Jython, or IronPython, or […]
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Python Design Patterns

Let’s say it again: Python is a high-level programming language with dynamic typing and dynamic binding. I would describe it as a powerful, high-level dynamic language. Many developers are in love with Python because of its clear syntax, well structured modules and packages, and for its enormous flexibility and range of modern features. In Python, […]
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