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Top Questions People Ask About Pandas, NumPy, Matplotlib & Scikit-learn — Answered!

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 Whether you're a beginner or brushing up on your skills, these are the real-world questions Python learners ask most about key libraries in data science. Let’s dive in! 🐍 🐼 Pandas: Data Manipulation Made Easy 1. How do I handle missing data in a DataFrame? df.fillna( 0 ) # Replace NaNs with 0 df.dropna() # Remove rows with NaNs df.isna(). sum () # Count missing values per column 2. How can I merge or join two DataFrames? pd.merge(df1, df2, on= 'id' , how= 'inner' ) # inner, left, right, outer 3. What is the difference between loc[] and iloc[] ? loc[] uses labels (e.g., column names) iloc[] uses integer positions df.loc[ 0 , 'name' ] # label-based df.iloc[ 0 , 1 ] # index-based 4. How do I group data and perform aggregation? df.groupby( 'category' )[ 'sales' ]. sum () 5. How can I convert a column to datetime format? df[ 'date' ] = pd.to_datetime(df[ 'date' ]) ...
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SAP HANA top Career Options to Find in Job Market

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SAP HANA converges database and application platform capabilities in-memory to transform transactions, analytics, text analysis, predictive and spatial processing so businesses can operate in real-time. I have listed the areas on available careers for SAP HANA.

SAP HANA 

It has completely transformed the database industry by combining database, data processing, and application platform capabilities in a single in-memory platform.

The platform also provides libraries for predictive, planning, text processing, spatial, and business analytics -- all on the same architecture.

This makes it possible for applications and analytics to be rethought without information processing latency, and sense-and-response solutions can work on massive quantities of real-time data for immediate answers without building pre-aggregates.

Simply put -- this makes SAP HANA the platform for building and deploying next-generation, real-time applications and analytics

Operational Analytics

With transactional and analytical data stored together, SAP HANA provides on-the-fly analysis so you can make real-time decisions.

Big Data Capabilities

Crunch petascale data volumes for quick, accurate answers to sophisticated business problems.

Predictive, Spatial and Text Analysis

A powerful suite of predictive, spatial and text analytics libraries can run across multiple data sources

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