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Page 690 of my articles, tutorials, and thoughts
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Replacing Pandas or Numpy Nan with a None to use with MysqlDB
š **Title**: Replacing Pandas or Numpy Nan with None for MysqlDB: The Ultimate Guide š¼ š Welcome to TechExplained! Today, we'll dive deep into a common issue faced by data scientists and developers who are trying to store Pandas dataframes or Numpy arr
Replacing blank values (white space) with NaN in pandas
# Replacing Blank Values (Whitespace) with NaN in Pandas: A Complete Guide š¼ Are you facing the challenge of dealing with blank values (whitespace) in your Pandas dataframe? Look no further! In this guide, we will address this common issue and provide yo
How to create a dictionary of two pandas DataFrame columns
# How to Create a Dictionary of Two Pandas DataFrame Columns šš¼ Are you ready to level up your data organization game? š In this blog post, we'll dive into the world of pandas DataFrames and explore the most efficient way to create a dictionary from tw
Postgresql SELECT if string contains
# Postgresql SELECT if string contains: A Complete Guide š Have you ever faced the challenge of selecting data from a PostgreSQL table based on whether a string contains a specific value? š¤ If you're struggling with this problem, you're in the right pla
Invalid Host Header when ngrok tries to connect to React dev server
# Title: "š§ Troubleshooting: Invalid Host Header when ngrok connects to React dev server š§" --- ### Introduction So, you're excited to test your awesome React application on a mobile device, but the moment you try to connect ngrok to the React dev ser
Push method in React Hooks (useState)?
# Understanding the Push Method in React Hooks (useState) š Are you confused about how to push an element inside an array when using the `useState` hook in React? š¤ Don't worry! I'm here to guide you through it and provide easy solutions. Let's dive in!
Get viewport/window height in ReactJS
# š± How to Get Viewport/Window Height in ReactJS Have you ever wondered how to get the viewport height in ReactJS? š¤ It's a common question, especially when you want to dynamically adjust the layout or elements based on the available space. In this blog
React PropTypes: Allow different types of PropTypes for one prop
# React PropTypes: Allow Different Types of PropTypes for One Prop šš¤šÆ So, you have a React component that receives a prop called `size`. And you're wondering, can you let `React.PropTypes` know that this prop can be either a string or a number? š¤ We
Nested routes with react router v4 / v5
# š Easy peasy way to nest routes in React Router v4/v5 So you're working on a React app, and you want to organize your routes by nesting them. You've checked out the React Router v4 documentation, but you can't seem to get it working the way you want. D
How can I communicate between related react components?
# How to Communicate Between Related React Components? š£ļø So, you're diving into the amazing world of ReactJS and you've encountered a common challenge - how do you make related components interact with each other?! š± Fear not, my fellow React enthusia