Previously, when we read from a file, it was easy to know what we were reading, as we created the file, and knew how many data elements we put into the file. But what if we don’t know? We just know we need to read the whole file and work with that data? That’s were…
Regardless of the size of the project, it is important to have a good organizational plan to make it easier to work with the project. As they say, failing to plan is planning to fail. It is important to understand how your files will be organized both logically as well as physically. Additionally, if you…
So we’ve already looked at what it takes to open a file for writing in Python, but how do actually send data to be saved, and then save that file? We’ll let’s take a look. Let’s look at a simple program which will write three (3) names to a file. First we get three names…
Often programs needs to store information between sessions. There are several ways to do this. First is through the use of an external file. Why not just keep the data in a variable? Well data that is store in RAM (Random Access Memory) is reused. And if an application ends, the data is erased and…
File Types There are a several different types of image file formats you can use on the web. Here are the three most common with some important facts about each of them. Each has their place in the web, and if you know when to use them, you will be better off. gif Graphics Interchange…
