Epython Lab

Python Tips and Trick, You Haven't Already Seen part1 : https://martinheinz.dev/blog/4 part2 : https://dev.to/martinheinz/python-tips-and-trick-you-haven-t-already-seen-1p41 habr: https://habr.com/ru/company/ruvds/blog/485646/

5 Reasons Why Programmers Should Think like Hackers: 1. Incomparable tenacity 2. Doing instead of reading and traditional learning 3. Anticipating potential security breaches 4. Creative thinking and willingness to break out of the mold 5. Having fun! https://thehackernews.com/2019/12/cybersecurity-for-programmers.html

#NumberChallenge How to put 1000000000 number like 1, 000,000,00.00? Post your solution @pythonETHbot

✅You can't make the same mistake twice. The second time you make it, it's no longer a mistake, it's a choice. #PyschologicalFact

def reverser(str): reversed = "" for i in range(len(str) - 1 , -1 , -1): reversed += str[i] return reversed print(reverser("i love python"))

✅12 Reasons Why You should learn Python in 2019 ⏰15 Minutes Reading Share if you like it https://telegra.ph/12-Reasons-you-should-learn-Python-11-25

#Tips How to search hashtag? 1. Find search button from the action bar 2. Click on the search Icon 🔍 3. Type # symbol 4. Then all hashtag elements will display below then you can scroll down and find the hashtag the word you want to find out

#StringReverseChallenge find the reverse of the given string eg. "I love Python" then the reverse is "nohtyp evol i" N.B: don't use any built in reverse function available.

#FindLongestWordLengthChallenge Solution by @Abcdefghijklmnopqrstuvwxyz784629 def findLongestWordLength(name): lis = name.split(); l = len(lis[0]) for i in lis: if len(i) > l: l = len(i) return l; print(findLongestWordLength("The quick brown fox jumped over the lazy dog"))

How to Build a Chatbot using Python and Flask, Twilio https://morioh.com/p/9a235fbe0517

#FindLongestWordLengthChallenge Coding challenge - Return the length of the longest word in the provided sentence. Your response should be a number. e.g findLongestWordLength("The quick brown fox jumped over the lazy dog") should return 6.

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#Tips Why NumPy is faster than array list? ✅Size:- Numpy data structures take up less space ✅Performance:- they have a need for speed and are faster than lists ✅Functionality: - SciPy and NumPy have optimized functions such as linear algebra operations built in. ✅Memory:- The main benefits of using NumPy arrays should be smaller memory consumption and better runtime behavior. 

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#NumpyArrayChallenge ✅Create python code to save Numpy Array to txt file and then read the file N.B. the purpose of this challenge is to learn how to save large numpy array to file and then use for machine learning. Input ([[1, 6, 3, 4], [2, 3, 4,6],[7,8,9,10], [89, 67, 68, 90]]) Expected output: 1 6 3 4 2 3 4 6 7 8 9 10 89 67 68 90 Post your solution https://t.me/joinchat/H8JEqEojXCb0mUfnlAqbVA

Result:

2 3 5 7