DANTE Computers ltd.

02/02/2026

Linux File System

02/02/2026

02/02/2026

Microsoft Windows Timeline 🖥️🌐✍🏻👇🏻

Mgtun Phyu

02/02/2026

Network Down? Don’t Panic — Troubleshoot Like a Pro!

Every network issue leaves clues — smart engineers follow the evidence, not guesswork.
Ping to test reachability.
Traceroute / Tracert to find where packets drop.
Ipconfig / Ifconfig to verify IP, gateway, and DNS.
Wireshark to inspect packets and see the real problem.

Master these commands and you’ll troubleshoot faster, think clearer, and outperform in CCNA exams and real-world networks.

28/01/2026

18/07/2025

Save these ❤️👍🏻
🔹 Ctrl + C: Copy
🔹 Ctrl + X: Cut
🔹 Ctrl + V: Paste
🔹 Ctrl + Z: Undo
🔹 Ctrl + Y: Redo
🔹 Ctrl + S: Save
🔹 Ctrl + P: Print
🔹 Ctrl + F: Find
🔹 Ctrl + H: Replace
🔹 Ctrl + A: Select all text
🔹 Ctrl + N: New document
🔹 Ctrl + O: Open document
🔹 Ctrl + W: Close document
🔹 Ctrl + B: Toggle bold on/off
🔹 Ctrl + I: Toggle italic
🔹 Ctrl + U: Toggle underline
🔹 Ctrl + [ / Ctrl + ]: Decrease/increase font size
🔹 Ctrl + E: Center align
🔹 Ctrl + L: Left align
🔹 Ctrl + R: Right align

1. Ctrl + N: Quickly open a new workbook.
2. Ctrl + O: Effortlessly access an existing workbook.
3. Ctrl + S: Easily save your current workbook.
4. Ctrl + P: Print your document with a few keystrokes.
5. Ctrl + Z: Instantly reverse your last action.
6. Ctrl + Y: Reinstate the action you just reversed.
7. Ctrl + C: Duplicate selected cells or content.
8. Ctrl + X: Remove and relocate selected data seamlessly.
9. Ctrl + V: Immediately paste the copied or cut data.
10. Ctrl + F: Search for specific content in your workbook.
11. Ctrl + H: Substitute located content with something new.
12. Ctrl + A: Highlight all content in your worksheet.
13. Ctrl + B: Make your text bold for emphasis.
14. Ctrl + I: Italicize the chosen text.
15. Ctrl + U: Underline text for clarity.
16. Ctrl + Shift + L: Add or remove filters on your data.
17. Alt + =: Instantly calculate the sum of a cell range.
18. F2: Directly edit the active cell.
19. F4: Seamlessly repeat your last action.
20. F11: Generate a chart with a single button press.
21. Ctrl + Arrow Keys: Navigate through your data swiftly.
22. Ctrl + Space: Effortlessly select the entire column.
23. Shift + Space: Select the entire row in your worksheet.
24. Ctrl + D: Fill down data from the above cell.
25. Ctrl + R: Fill right from the adjacent cell.

Specific Shortcuts You Asked For:
🔹 Alt + F8:
Opens the Macro dialog box to create, run, or edit macros.

03/07/2025