Data Analytics and Video Tutorials
This programming language helps to analyse data and show the output in a way that is easily used.
In our Python Overview Interview Questions we started off the process of trying to prepare you how to answer any questions that may come up in an interview scenario. We then moved on to show how to discuss Python Dictionary Interview Questions and what may come up. One of the questions that you may be…
As part of our ongoing series about Python Interview questions, we discussed how you would create an empty dictionary. In this posting, we are going to go through the different ways you could add values to your dictionary. In the below code, we have created an empty dictionary for you. So as we go down…
In our first video on python interview questions we discussed some of the high-level questions you may be asked in an interview. In this post, we will discuss interview questions about python dictionaries. So what are Python dictionaries and their properties? First of all, they are mutable, meaning they can be changed, please read on…
So you have landed an interview and worked hard at upskilling your Python knowledge. There are going to be some questions about Python and the different aspects of it that you will need to be able to talk about that are not all coding! Here we discuss some of the key elements that you should…
Are you looking to learn python, and in the process coming across this error and trying to understand why it occurs? In essence, this usually occurs when you have more than one data frames and in the process of writing your program you are trying to use the data frames and their data, but there…
Read More “ValueError: Columns must be same length as key” »
So you have an Excel file that has hundreds or maybe thousands of records, but you want to convert it to an XML file, and have each row as a separate file? This can be achieved very easily using Python, in three easy steps. First of all, what is XML? XML stands for “extensible markup…
Read More “How to Create Multiple XML Files From Excel With Python” »
More and more, website developers are looking to blend different programming technologies to allow them to use functionality, that maybe is not available to them in the current programming language they utilise. In previous posts how to pass python variables to Javascript and how to run python directly from javascript, we touched on how to…
In our recent blog posting How to Pass a Javascript Variable to Python using JSON, we demonstrated how to easily use AJAX to pass whatever data you wanted and then manipulate it with Python. In this blog posting, we are going to show how to do this the other way around. The scenario is that…
Are you developing a website and looking to execute some Python script directly from the website? Here we take you through how to achieve this using Python Flask, the scenarios we demonstrate are as follows: In both scenarios above you will be presented with pop-up boxes like below, but the python code can be changed…
Python arrays are used to manage how data is analyzed and have the data in a structured form for the data analyst or data scientist to use. What is an Array? An array has the following properties: What are the differences between arrays and lists? For the most part arrays and lists are the same,…