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How to Check Column Nulls and Replace: Pandas

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Here is a post that shows how to count Nulls and replace them with the value you want in the Pandas Dataframe. We have explained the process in two steps - Counting and Replacing the Null values. Count null values (column-wise) in Pandas ## count null values column-wise null_counts = df.isnull(). sum() print(null_counts) ``` Output: ``` Column1    1 Column2    1 Column3    5 dtype: int64 ``` In the above code, we first create a sample Pandas DataFrame `df` with some null values. Then, we use the `isnull()` function to create a DataFrame of the same shape as `df`, where each element is a boolean value indicating whether that element is null or not. Finally, we use the `sum()` function to count the number of null values in each column of the resulting DataFrame. The output shows the count of null values column-wise. to count null values column-wise: ``` df.isnull().sum() ``` ##Code snippet to count null values row-wise: ``` df.isnull().sum(axis=1) ``` In the above code, `df` is the Panda

Quick Guide to AI Prompt Engineering

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Here are roles & responsibilities of AI prompt engineer, which has growing demand in the USA and the rest of the world. The new Prompt engineering is a process that designs effective and engaging conversation starters for chatbots and virtual assistants. Guide on Prompt Engineering A key aspect of chatbot development, prompt engineering involves a deep understanding of user interests and behavior , as well as the ability to create prompts that are both relevant and varied.  Discover more about the importance of prompt engineering and its role in creating successful chatbots and virtual assistants. Prompt Writer for Apps like ChatGPT A prompt writer for an app like ChatGPT is someone who creates prompts or conversation starters for the chatbot to engage users in conversation. These prompts are designed to be interesting, relevant, and varied to keep users engaged and encourage them to keep interacting with the chatbot. Prompt writers for chatbots like ChatGPT often have a backgroun