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Showing posts with the label Relative Vs Absolute Path

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How to Read a CSV File from Amazon S3 Using Python (With Headers and Rows Displayed)

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  Introduction If you’re working with cloud data, especially on AWS, chances are you’ll encounter data stored in CSV files inside an Amazon S3 bucket . Whether you're building a data pipeline or a quick analysis tool, reading data directly from S3 in Python is a fast, reliable, and scalable way to get started. In this blog post, we’ll walk through: Setting up access to S3 Reading a CSV file using Python and Boto3 Displaying headers and rows Tips to handle larger datasets Let’s jump in! What You’ll Need An AWS account An S3 bucket with a CSV file uploaded AWS credentials (access key and secret key) Python 3.x installed boto3 and pandas libraries installed (you can install them via pip) pip install boto3 pandas Step-by-Step: Read CSV from S3 Let’s say your S3 bucket is named my-data-bucket , and your CSV file is sample-data/employees.csv . ✅ Step 1: Import Required Libraries import boto3 import pandas as pd from io import StringIO boto3 is...
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Relative Vs. Absolute Path in Linux: Top Differences

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 Here's the difference between the relative and absolute paths in Linux. Many a time, the programmer needs to trade in these paths. Here're simple ideas on how you can differentiate. Absolute Vs. Relative path These are the differences between Absolute and Relative path in Linux. Absolute Path $ cd /usr/lib $ cd /usr/lib pwd See this path (linux#1/usr/lib), when you give PWD, it gives a full path from the root level. This is called absolute or full path. Think of the absolute pathname as being the complete mailing address for a package that the postal service will deliver to your next-door neighbor. Relative Path $ cd usr $ /user cd lib $ /usr/lib pwd $ linux#1/usr/lib ==> Going step by step and achieving. $ linux#1/usr/lib cd ../../ ==> This is the method of going back step by step. $ linux#1 ==> This is root level directory You are currently in the lib directory. So relative path nothing but complete information of all the mother directories. Here, for lib, th...
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