Distributed Machine Learning with PySpark - 2023
#en #ml #python

🎲 Some Useful Computer Shortcuts 🎲

Ctrl+A - Select All
Ctrl+B - Bold
Ctrl+C - Copy
Ctrl+D - Fill Down
Ctrl+F - Find
Ctrl+G - Goto
Ctrl+H - Replace
Ctrl+I - Italic
Ctrl+K - Insert Hyperlink
Ctrl+N - New Workbook
Ctrl+O - Open
Ctrl+P - Print
Ctrl+R - Fill Right
Ctrl+S - Save
Ctrl+U - Underline
Ctrl+V - Paste
Ctrl W - Close
Ctrl+X - Cut
Ctrl+Y - Repeat
Ctrl+Z - Undo
F1 - Help
F2 - Edit
F3 - Paste Name
F4 - Repeat last action
F4 - While typing a formula, switch between absolute/relative refs
F5 - Goto
F6 - Next Pane
F7 - Spell check
F8 - Extend mode
F9 - Recalculate all workbooks
F10 - Activate Menu bar
F11 - New Chart
F12 - Save As
Ctrl+: - Insert Current Time
Ctrl+; - Insert Current Date
Ctrl+" - Copy Value from Cell Above
Ctrl+’ - Copy Formula from Cell Above
Shift - Hold down shift for additional functions in Excel’s menu
Shift+F1 - What’s This?
Shift+F2 - Edit cell comment
Shift+F3 - Paste function into formula
Shift+F4 - Find Next
Shift+F5 - Find
Shift+F6 - Previous Pane
Shift+F8 - Add to selection
Shift+F9 - Calculate active worksheet
Shift+F10 - Display shortcut menu
Shift+F11 - New worksheet
Ctrl+F3 - Define name
Ctrl+F4 - Close
Ctrl+F5 - XL, Restore window size
Ctrl+F6 - Next workbook window
Shift+Ctrl+F6 - Previous workbook window
Ctrl+F7 - Move window
Ctrl+F8 - Resize window
Ctrl+F9 - Minimize workbook
Ctrl+F10 - Maximize or restore window
Ctrl+F11 - Inset 4.0 Macro sheet
Ctrl+F1 - File Open
Alt+F1 - Insert Chart
Alt+F2 - Save As
Alt+F4 - Exit
Alt+Down arrow - Display AutoComplete list
Alt+’ - Format Style dialog box
Ctrl+Shift+~ - General format
Ctrl+Shift+! - Comma format
Ctrl+Shift+@ - Time format
Ctrl+Shift+# - Date format
Ctrl+Shift+$ - Currency format
Ctrl+Shift+% - Percent format
Ctrl+Shift+^ - Exponential format
Ctrl+Shift+& - Place outline border around selected cells
Ctrl+Shift+_ - Remove outline border
Ctrl+Shift+* - Select current region
Ctrl++ - Insert
Ctrl+- - Delete
Ctrl+1 - Format cells dialog box
Ctrl+2 - Bold
Ctrl+3 - Italic
Ctrl+4 - Underline
Ctrl+5 - Strikethrough
Ctrl+6 - Show/Hide objects
Ctrl+7 - Show/Hide Standard toolbar
Ctrl+8 - Toggle Outline symbols
Ctrl+9 - Hide rows
Ctrl+0 - Hide columns
Ctrl+Shift+( - Unhide rows
Ctrl+Shift+) - Unhide columns
Alt or F10 - Activate the menu
Ctrl+Tab - In toolbar: next toolbar
Shift+Ctrl+Tab - In toolbar: previous toolbar
Ctrl+Tab - In a workbook: activate next workbook
Shift+Ctrl+Tab - In a workbook: activate previous workbook
Tab - Next tool
Shift+Tab - Previous tool
Enter - Do the command
Shift+Ctrl+F - Font Drop down List
Shift+Ctrl+F+F - Font tab of Format Cell Dialog box
Shift+Ctrl+P - Point size Drop down List
Ctrl + E - Align center
Ctrl + J - justify
Ctrl + L - align
Ctrl + R - align right
Alt + Tab - switch applications
Windows + P - Project screen
Windows + E - open file explorer
Windows + D - go to desktop
Windows + M - minimize all windows
Windows + S - search

🔰 List of all errors 🔰

- 400 (Bad request)

- 401 (Authorization required)

- 402 (Payment required)

- 403 (Forbidden)

- 404 (Not found)

- 405 (Method not allowed)

- 406 (Not acceptable)

- 407 (Proxy authentication required)

- 408 (Request Timeout)

- 409 (Conflict)

- 410 (Gone)

- 411 (Length required)

- 412 (Precondition failed)

- 413 (Request entity too large)

- 414 (Request URI too large)

- 415 (Unsupported media type)

- 416 (Request range not satisfiable)

- 417 (Expectation failed)

- 422 (Unprocessable entity)

- 423 (Locked)

- 424 (Failed dependency)

- 500 (Internal server error)

- 501 (Not Implemented)

- 502 (Bad gateway)

- 503 (Service unavailable)

- 504 (Gateway timeout)

- 505 (HTTP version not supported)

- 506 (Variant also negotiates)

- 507 (Insufficient storage)

- 510 (Not extended)

How to Build a Second Brain?

✍️ 8 ChatGPT prompts to use when you need a spark of inspiration

Use those prompts as a starting point to move forward when you are at a dead end or have lost your way:

1. Improve your decision making

💡 Prompt:
I am trying to decide if I should [insert decision]. Give me a list of pros and cons that will help me make this decision.

2. Learn from the best

💡 Prompt:
Analyze the top performers in [insert your field of work]. Give me a list of the most important lessons I can learn from them to boost my productivity.

3. Your personalized tutor

💡 Prompt:
I am currently learning about [insert topic]. Ask me a series of questions that will test my knowledge. Identify knowledge gaps in my answers and give me better answers to fill those gaps.

4. ChatGPT as your intern

💡 Prompt:
I am creating a report about [insert topic]. Research and create an in-depth report with a step-by-step guide that will help readers understand how to [insert outcome].

5. Learn any new skill

💡 Prompt:
I want to learn [insert skill]. Generate a 30 day plan that will help a beginner like me learn the skill from scratch.

6. Learn faster than ever with the 80/20 technique

💡 Prompt:
I want to learn about [insert topic]. Identify and share the most important 20% of learnings from this topic that will help me understand 80% of it.

7. Get ChatGPT to write prompts for you

💡 Prompt:
I am a/an [insert your profession]. Generate a list of most powerful prompts that will help someone in my profession get more done and save time.

8. Rewrite and simplify complex texts

💡 Prompt:
Rewrite the text below in simple and easy to understand words. Simple and easy enough for anyone who doesn't know the subject to understand what I'm trying to say.

Stop wasting your 20s partying, dating, and being in a comfort zone.

Here are 15 habits that will transform your life in 90 days:

Health Fitness Tips

AI Expert Roadmap

Below you find a set of charts demonstrating the paths that you can take and the technologies that you would want to adopt in order to become a data scientist, machine learning or an AI expert.

What is actually pretty cool is that you can click in any part of roadmap and learn more about mentioned concept!

https://i.am.ai/roadmap/

Number of billionaires.

🇺🇸 US: 735
🇨🇳 China: 495
🇮🇳 India: 169
🇩🇪 Germany: 126
🇷🇺 Russia: 105
🇭🇰 Hong Kong: 66
🇮🇹 Italy: 64
🇨🇦 Canada: 63
🇹🇼 Taiwan: 52
🇬🇧 UK: 52
🇧🇷 Brazil: 51
🇦🇺 Australia: 47
🇫🇷 France: 43
🇨🇭Switzerland: 41
🇯🇵 Japan: 40

How to see what Google's advertising algorithms think about you

It's no secret that Google collects a lot of information about its users. The company claims to use it for your own good, to offer ads for potentially interesting products and services, so that such offers are less intrusive and more useful.

If you can't figure out why you're seeing ads for weird things, you can use a couple of clicks to find out what Google's advertising algorithms think of you, based on your search history and other data.

"𝑫𝒐𝒏'𝒕 𝒄𝒂𝒍𝒍 𝒊𝒕 𝒂 𝒅𝒓𝒆𝒂𝒎, 𝒄𝒂𝒍𝒍 𝒊𝒕 𝒂𝒏 𝒂𝒊𝒎. 𝑫𝒓𝒆𝒂𝒎𝒔 𝒂𝒓𝒆 𝒋𝒖𝒔𝒕 𝒔𝒆𝒆𝒏, 𝒂𝒊𝒎𝒔 𝒂𝒓𝒆 𝒂𝒄𝒉𝒊𝒆𝒗𝒆𝒅."

7 level of writing Python Dictionary



Level 1: Basic Dictionary Creation

Level 2: Accessing and Modifying values

Level 3: Adding and Removing key Values Pairs

Level 4: Dictionary Methods

Level 5: Dictionary Comprehensions

Level 6: Nested Dictionary

Level 7: Advanced Dictionary Operations

I have curated the best interview resources to crack Python Interviews 👇👇
https://topmate.io/coding/898340

Hope you'll like it

Like this post if you need more resources like this 👍❤️

5 Handy Tips to Master Data Science ⬇️

1️⃣ Begin with introductory projects that cover the fundamental concepts of data science, such as data exploration, cleaning, and visualization. These projects will help you get familiar with common data science tools and libraries like Python (Pandas, NumPy, Matplotlib), R, SQL, and Excel

2️⃣ Look for publicly available datasets from sources like Kaggle, UCI Machine Learning Repository. Working with real-world data will expose you to the challenges of messy, incomplete, and heterogeneous data, which is common in practical scenarios.

3️⃣ Explore various data science techniques like regression, classification, clustering, and time series analysis. Apply these techniques to different datasets and domains to gain a broader understanding of their strengths, weaknesses, and appropriate use cases.

4️⃣ Work on projects that involve the entire data science lifecycle, from data collection and cleaning to model building, evaluation, and deployment. This will help you understand how different components of the data science process fit together.

5️⃣ Consistent practice is key to mastering any skill. Set aside dedicated time to work on data science projects, and gradually increase the complexity and scope of your projects as you gain more experience.

Want to use ChatGPT at lightning speed?

You must tap in to ChatGPT's short cuts.

1. Go to ChatGPT
2. Bottom right '?' mark
3. Access keyboard shortcuts

Keyboard Shortcuts:

1. Show shortcuts: Ctrl + /
2. Focus chat input: Shift + Esc
3. Toggle sidebar: Ctrl + Shift + S
4. Open new chat: Ctrl + Shift + O
5. Copy last response: Ctrl + Shift + C

For example:

"Write a paper from ChatGPT's output."

1. Copy output: Ctrl + Shift + C
2. Open new chat: Ctrl + Shift + O
3. Ask it to write a paper on the info.
4. Ctrl V to paste in new information.
5. Press enter. Then paper completed.

(without ever touching your mouse)

Now THIS is ChatGPT mastery.

Move fast. Save time.

The Pomodoro Technique:

This time management technique involves working in focused 25-minute increments, followed by a 5-minute break.

After four cycles, take a longer break of 15-30 minutes.

This will help you stay focused and avoid burnout.