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Comment supprimer une clé d'un dictionnaire en python ?

Posted by Benjamin Marchant

Modified June 13, 2021, 11:54 p.m.

Tags Python; Dictionary;

Comment mettre les données d'un fichier CSV dans une matrice en python en utilisant numpy ?

Posted by Benjamin Marchant

Modified June 13, 2021, 11:41 p.m.

Tags Python; Numpy; CSV;

Top Data Structures Asked in Coding Interviews

Posted by codebuster

Modified June 10, 2021, 12:09 p.m.

Tags data structure; arrays; linked lists; stacks and queues; hashtables; graphs; trees; heaps and maps;

Big O Exercise: How to create an efficient algorithm to sort a list in python ?

Posted by Benjamin Marchant

Modified May 28, 2021, 6:54 p.m.

Tags Big 0; Python; List;

Language(s): fr en

How to learn SQL (Structured Query Language) using a jupyter notebook ?

Posted by Benjamin Marchant

Modified May 21, 2021, 10:30 p.m.

Tags SQL; Jupyter Notebook;

How to use Groupby and Aggregate operations for exploratory data analysis with pandas ? (Jupyter Notebook)

Posted by Benjamin Marchant

Modified May 21, 2021, 10:28 p.m.

Tags Pandas; GroupBy; Jupyter Notebook;

How to swap two or more elements in a list in python ?

Posted by Benjamin Marchant

Modified May 19, 2021, 9:27 p.m.

Tags Python; List;

Language(s): fr en

How to remove a key in a dictionary in python ?

Posted by Benjamin Marchant

Modified May 18, 2021, 2:43 p.m.

Tags Python; Dictionary;

Language(s): fr en

How to put data from a CSV file in a matrix in python using numpy ?

Posted by Benjamin Marchant

Modified May 17, 2021, 8:25 p.m.

Tags Python; Numpy; CSV;

Language(s): fr en

Comment importer (télécharger) une image en python ?

Posted by Benjamin Marchant

Modified May 4, 2021, 8:20 p.m.

Tags Python; Pillow; Matplotlib;

How to import (load) an image in python ?

Posted by Benjamin Marchant

Modified May 4, 2021, 3:47 p.m.

Tags Python; Pillow; Matplotlib;

Language(s): fr en

Comment réparer l'erreur: ValueError: Failed to convert a NumPy array to a Tensor ( TensorFlow / Keras ) ?

Posted by Benjamin Marchant

Modified May 3, 2021, 9:58 p.m.

Tags Python; TensorFlow; Machine Learning;

How to fix ValueError: Failed to convert a NumPy array to a Tensor ( TensorFlow / Keras ) ?

Posted by Benjamin Marchant

Modified May 3, 2021, 9:45 p.m.

Tags Python; TensorFlow; Machine Learning;

Language(s): fr en

How to fill dataframe row missing (NaN) values using previous row values with pandas ?

Posted by Benjamin Marchant

Modified May 3, 2021, 1:45 p.m.

Tags Python; Pandas; DataFrame;

Language(s): fr en

Comment mélanger aléatoirement les lignes d'une dataframe avec pandas ?

Posted by Benjamin Marchant

Modified May 3, 2021, 2:32 a.m.

Tags Python; Pandas; DataFrame;

How to create an animated image (GIF) using Imagemagick and python ?

Posted by Benjamin Marchant

Modified May 2, 2021, 11:55 p.m.

Tags Python; Imagemagick; GIF;

Language(s): en

Comment importer et tourner une image avec matplotlib ?

Posted by Benjamin Marchant

Modified May 2, 2021, 11:20 p.m.

Tags Python; Scipy; Matplotlib; Image; Numpy;

Language(s): fr en

How to import and rotate an image using matplotlib ?

Posted by Benjamin Marchant

Modified May 15, 2023, 6:07 p.m.

Tags Python; Scipy; Matplotlib; Image; Numpy;

Language(s): fr en

Comment extraire la partie décimale (ou partie fractionnaire) d'un nombre en python ?

Posted by Benjamin Marchant

Modified April 14, 2021, 4:21 p.m.

Tags Python;

How to extract the decimal part (or fractional part) of a float number in python ?

Posted by Benjamin Marchant

Modified April 14, 2021, 3:13 p.m.

Tags Python;

Language(s): fr en

Comment calculer et tracer une fonction tangente en python ?

Posted by Benjamin Marchant

Modified April 13, 2021, 9:47 p.m.

Tags Python; Math;

How to calculate a tangent for a given angle in python ?

Posted by Benjamin Marchant

Modified April 13, 2021, 6:57 p.m.

Tags Python; Math;

Language(s): fr en

How to find indices of a given value in a numpy array (or matrix) in python ?

Posted by Benjamin Marchant

Modified April 13, 2021, 5:18 p.m.

Tags Python: Numpy; Where;

Comment visualiser (tracer) un tableau numpy (i.e. matrice 2D) en python en utilisant seaborn ?

Posted by Benjamin Marchant

Modified April 12, 2021, 6:17 p.m.

Tags Python; Numpy; Tableau; Seaborn;

Comment itérer sur une ligne dans un tableau numpy (i.e. une matrice 2D) en python ?

Posted by Benjamin Marchant

Modified April 12, 2021, 6:07 p.m.

Tags Python; Numpy; Tableau; Matrice;

Comment itérer sur une colonne dans un tableau numpy (i.e. une matrice 2D) en python ?

Posted by Benjamin Marchant

Modified April 12, 2021, 5:55 p.m.

Tags Python; Numpy; Tableau; Matrice;

How to visualize (plot) a numpy array in python using seaborn ?

Posted by Benjamin Marchant

Modified April 12, 2021, 2:13 p.m.

Tags Python; Numpy; Array; Seaborn;

Language(s): fr en

How to iterate over a row in a numpy array (or 2D matrix) in python ?

Posted by Benjamin Marchant

Modified April 12, 2021, 1:50 p.m.

Tags Python; Numpy; Array; Matrix;

Language(s): fr en

How to iterate over a column in a numpy array (or 2D matrix) in python ?

Posted by Benjamin Marchant

Modified April 12, 2021, 1:31 p.m.

Tags Python; Numpy; Array; Matrix;

Language(s): fr en

Comment créer une sous-liste dans une liste (une liste imbriquée) en HTML ?

Posted by Benjamin Marchant

Modified April 8, 2021, 2:30 a.m.

Tags HTML; CSS; List;

How to create a sub list inside a list (a nested list) in HTML ?

Posted by Benjamin Marchant

Modified April 8, 2021, 12:02 a.m.

Tags HTML; CSS; List;

Language(s): fr en

Comment décomposer (diviser) une dataframe en fonction des valeurs d'une colonne donnée avec pandas en python ?

Posted by Benjamin Marchant

Modified April 7, 2021, 8:20 p.m.

Tags Python; Pandas; DataFrame;

How to slice (split) a dataframe by column value with pandas in python ?

Posted by Benjamin Marchant

Modified April 7, 2021, 7:56 p.m.

Tags Python; Pandas; DataFrame;

Language(s): fr en

Comment tracer une table de contingence (heatmap) en python avec seaborn et matplotlib ?

Posted by Benjamin Marchant

Modified March 31, 2021, 6:23 p.m.

Tags Python; Matplotlib; Seaborn; Numpy;

How to plot a contingency table (heatmap) in python using seaborn and matplotlib ?

Posted by Benjamin Marchant

Modified March 31, 2021, 4:59 p.m.

Tags Python; Matplotlib; Seaborn; Numpy;

Language(s): fr en

Comment convertir une colonne d'une dataframe en matrice avec pandas

Posted by Benjamin Marchant

Modified March 30, 2021, 9:57 p.m.

Tags Python; Pandas; DataFrame;

How to convert a dataframe column to an array with pandas ?

Posted by Benjamin Marchant

Modified March 30, 2021, 9:42 p.m.

Tags Python; Pandas; DataFrame;

Language(s): fr en

Comment créer une classe en python?

Posted by Benjamin Marchant

Modified March 29, 2021, 10:10 p.m.

Tags Python;

Comment itérer uniquement sur les n premiers éléments d'un très grand dictionnaire en python ?

Posted by Benjamin Marchant

Modified March 29, 2021, 9:53 p.m.

Tags Python; Dictionnaire;