Matplotlib ion(): Interactive Mode, pause(), and Live Plot Updates
Use Matplotlib ion(), ioff(), isinteractive(), and pause() correctly for interactive shells, live updates, and non-blocking plot workflows.
Python Blog: Tutorials, Fixes, and Projects
Browse practical Python tutorials, error fixes, library guides, data science examples, and project ideas from Python Pool.
Matplotlib savefig(): Export Plots as PNG, PDF, and SVG
Use Matplotlib savefig to export PNG, PDF, and SVG files with correct dpi, bbox_inches, transparent backgrounds, and predictable paths.
Matplotlib errorbar(): yerr, xerr, Caps, and Styles
Use Matplotlib errorbar() with yerr, xerr, asymmetric uncertainty, capsize, log scales, and readable error-bar styling.
Matplotlib barh(): Horizontal Bar Chart Guide
Use Matplotlib barh() to create readable horizontal charts, sort categories, add labels and error bars, and build stacked comparisons.
Matplotlib Vertical Lines: axvline(), vlines(), and plot()
Draw Matplotlib vertical markers with axvline(), data-space segments with vlines(), and ordinary line data with plot().
NumPy hstack(): Stack Arrays Horizontally by Shape
Use NumPy hstack() to join vectors and matrices horizontally, understand one- and two-dimensional shape rules, and avoid mismatched layouts.
NumPy vstack(): Stack Arrays Vertically and Check Shapes
Use NumPy vstack() to combine arrays by rows, understand one-dimensional promotion, validate shapes, and choose concatenate or stack when the operation differs.
NumPy tile(): Repeat Arrays, Shapes, and Broadcasting
Repeat NumPy array patterns with tile(), understand reps and shape promotion, compare repeat(), and avoid unnecessary copies for arithmetic.
NumPy squeeze(): Remove Singleton Axes Safely
Use NumPy squeeze() to remove axes of length one, select an axis deliberately, understand shape changes, and avoid dimension errors.
Matplotlib Table: Add, Style, and Format Table Cells
Create Matplotlib tables with cellText, row and column labels, widths, colors, font size, and readable layout control.