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Python 2022-03-21 13:20:10
python list comprehension multiple for
""" List comprehension goes through the loops in the order you'd expect. Outer loops (first loops) are executed first, then inner loops. """ numbers = [1, 2, 3, 4, 5] letters = ['a', 'b', 'c', 'd', 'e'] list_comprehension =... Add solution -
Python 2022-03-21 08:20:02
string startswith python
text = "Python is easy to learn." result = text.startswith('is easy') # returns False print(result) result = text.startswith('Python is ') # returns True print(result) result = text.startswith('Python is easy to learn.') # returns True print(... Add solution -
Python 2022-03-20 09:10:20
python add multiple columns to pandas dataframe
# Basic syntax: df[['new_column_1_name', 'new_column_2_name']] = pd.DataFrame([[np.nan, 'word']], index=df.index) # Where the columns you're adding have to be pandas dataframes # Example usage: # Define example dataframe: import pandas as pd import numpy... Add solution -
Python 2022-03-20 02:15:44
python create table postgresql
.wp-block-code { border: 0; padding: 0; } .wp-block-code > div { overflow: auto; } .shcb-language { border: 0; clip: rect(1px, 1px, 1px, 1px); -webkit-clip-path: inset(50%); clip-path: inset(50%); height: 1px; margin: -1px; overflow: hidden... Add solution -
Python 2022-03-20 02:00:04
shell command python
import subprocess subprocess.run(["bash", "testShell.sh"]) #we don't have to give full path to the shell script. It always execute from the current directory #As a rule of thumb, you need to separate the arguments based on space, #fo... Add solution -
Other 2022-03-19 23:40:34
func displayBalance
class BankAccount { var accountBalance: Float var accountNumber: Int init(number: Int, balance: Float) { accountNumber = number accountBalance = balance } func displayBalance() { print("Number \(accountNumber)") print("Curr... Add solution -
Python 2022-03-19 21:45:09
sort python dictionary by date
from datetime import datetime from collections import OrderedDict # For python 2.7 and above data = { "01-01-2015" : "some data", "05-05-2015" : "some data", "03-04-2015" : "some data&... Add solution