Explain Codes LogoExplain Codes Logo

Python

Representing and solving a maze given an image

python
image-processing
opencv
maze-solving

Replacing Pandas or Numpy Nan with a None to use with MysqlDB

python
pandas
numpy
mysql

Replacing Header with Top Row

python
dataframe
pandas
best-practices

Replacing blank values (white space) with NaN in pandas

python
pandas
dataframe
replace

Renaming column names in Pandas

python
pandas
dataframe
method-chaining

Rename specific column(s) in pandas

python
dataframe
rename
pandas

Rename Pandas DataFrame Index

python
dataframe
pandas
rename

Removing index column in pandas when reading a csv

python
dataframe
reset-index
pandas

Removing all non-numeric characters from string in Python

python
regex
string-manipulation
performance

Remove the first character of a string

python
string-manipulation
python-3.x
functions

Remove None value from a list without removing the 0 value

python
list-comprehension
filter
lambda

Remove duplicates in a Django query

python
data-quality
database-queries
django-queries

Remove duplicates by columns A, keeping the row with the highest value in column B

python
dataframe
groupby
drop_duplicates

Remove duplicate dict in a list in Python

python
dataframe
unique-records
performance

Remove all special characters, punctuation and spaces from string

python
string-manipulation
data-cleaning
performance-optimization

Redirecting to URL in Flask

python
redirect
url-for
flask

Read only the first line of a file?

python
exception-handling
file-io
best-practices

Read file from line 2 or skip header row

python
file-handling
memory-efficiency
csv-module

Python was not found; run without arguments to install from the Microsoft Store, or disable this shortcut from Settings

python
environment-variables
pip
ide

Python update a key in dict if it doesn't exist

python
dictionary
update
pythonic