| 1. | Why Poles can say the N-word? Because the king of Haiti said so! | 145 | |
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| 2. | Banggood - what's going on with once great place to buy stuff from China? | 107 | |
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| 3. | GNU GPL v3 - General Public License in a nutshell | 64 | |
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| 4. | FS1000A and XY-MK-5V 433MHz #Arduino radio modules range test | 56 | |
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| 5. | I'm not Russian... | 50 | |
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| 6. | ESP32 e-paper weather station for less than $30 | 46 | |
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| 7. | Crypto Miners hacked my AWS account and I lost $500 | 34 | |
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| 8. | Why English, Not Polish? It's really simple... | 33 | |
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| 9. | Lead solder vs lead-free solder vs silver solder | 29 | |
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| 10. | Crypto Mining is a cancer - Bitcoin versus everybody else | 29 | |
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| 11. | Better Arduino IDE? Visual Studio Code! | 29 | |
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| 12. | MIT Open Source License in a nutshell | 28 | |
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| 13. | Impedance Matching - why we match output and input impedance | 27 | |
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| 14. | How BAD are cheap 18650 Li-Ion batteries from China? | 26 | Review |
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| 15. | DIY liquid soldering flux | 23 | |
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| 16. | How to fix reMarkable 2 synchronization problems | 23 | Guide |
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| 17. | How to solder 18650 Li-Ion batteries | 21 | Tutorial |
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| 18. | How to exit VIM? 4 simple ways | 20 | Guide |
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| 19. | Do I HAVE TO release GPL Open Source code? | 20 | |
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| 20. | Xiaomi Wowstick electric screwdriver - a few months later review | 19 | Review |
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| 21. | DIY Camera Slider - ESP32 meets Arduino, stepper motors and a video camera | 19 | |
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| 22. | How they work? 433MHz radios for Arduino - FS1000A and XY-MK-5V | 19 | |
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| 23. | What is ESP32? The BEST Arduino replacement | 19 | |
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| 24. | Stirling Engine needs only heat to work #shorts | 17 | |
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| 25. | How NOT to ask for help in the internet (and not only) | 17 | Let's Play |
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| 26. | 3D printing with a polypropylene (PP) filament | 17 | |
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| 27. | GitHub Actions versus Bitcoin miners | 17 | |
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| 28. | Corrupted NPM libs - Faker and Colors - the dark side of Open Source | 17 | |
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| 29. | Who is Paweł Spychalski and what is my story? | 16 | |
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| 30. | How STM32 Alternate Functions work | 16 | |
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| 31. | Prusa Smooth or Powder Coated PEI Sheet? | 16 | |
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| 32. | Long Range Beacon with LoRa, ESP32 and Arduino | 16 | |
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| 33. | A smartphone equivalent from 22 years ago Ericsson MC218 aka Psion 5mx | 15 | |
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| 34. | How to verify a JWT token in Java | JWT, Keycloak, RSA256 and Auth0 | 14 | Tutorial |
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| 35. | How to revoke a JWT token | The JWT lifetime, blacklist and not-before policy | 14 | Tutorial |
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| 36. | Open Source is not free like a free beer | 13 | |
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| 37. | GitHub Copilot - Artificial Intelligence for developers | 13 | |
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| 38. | Can I sell Open-Source software to my clients? | 12 | |
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| 39. | GPS locator with Arduino and LoRa | part 2 | 12 | |
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| 40. | A$$holes versus Open Source software | 12 | |
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| 41. | A better 3D printing surface - OSEQ safe sheet | 12 | |
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| 42. | What's the BEST open source license for your project? | 11 | |
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| 43. | The oscilloscope usage example | Rigol DS1054Z basics | 11 | |
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| 44. | Wireless Dremel tool? Sure, Greenworks V8 is here! | 11 | |
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| 45. | Uni-T UT210E Mini Clamp Meter Review | 11 | Review |
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| 46. | Impedance matching - why do we match impedance of electric devices? | 11 | |
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| 47. | ESP32 GPS Tracker with Arduino | 10 | |
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| 48. | reMarkable 2 Review | The final one! | 10 | Review |
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| 49. | What is a NFT and how it works? | 10 | |
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| 50. | reMarkable 2 - e-paper electronic notebook review - better than paper? | 10 | Review |
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| 51. | LGPL (Lesser General Public License) Open Source license in a nutshell | 9 | |
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| 52. | High Pass Filter Experiments | 9 | |
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| 53. | Why Elon Musk bought Twitter and why people will be fired? | 9 | |
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| 54. | What is JWT? The JSON Web Token introduction | 9 | |
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| 55. | Never crack the ESP32 OLED again | 9 | |
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| 56. | Xiaomi Mijia Wiha 24 in 1 screwdriver set. Any good? | 8 | |
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| 57. | Can we trust Gearbest again? | 8 | |
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| 58. | eSun eBOX Lite 3D printing filament dryer | 8 | |
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| 59. | ESP32 & DS18B20 thermometer - simple projects with Arduino and ESP32 | 8 | |
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| 60. | DIY 3d printed electric motor | 8 | |
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| 61. | How to verify a JWT token in JavaScript and Node.js? | 8 | Tutorial |
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| 62. | Xiaomi Wowstick electric screwdriver review so much wow! | 7 | Review |
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| 63. | How read a Private Key from PEM PKCS#8 file in Java | 7 | |
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| 64. | Is Open Source (GPL) safe for business? | 6 | |
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| 65. | Lightweight 3D Printing - eSun ePLA-LW | 6 | |
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| 66. | Open Source developers do not work for free | 6 | |
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| 67. | Soldering, rosin, flux and a flux pen | 6 | |
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| 68. | How to generate JWT token in Java | JWT, RSA256 and Auth0 | 6 | Tutorial |
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| 69. | Arduino NeoPixel Logo Sign with ESP32 #shorts | 6 | Vlog |
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| 70. | Stepper motors tutorial - motor, driver & Arduino code | 6 | Tutorial |
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| 71. | Retevis RB27B Walkie Talkie Review | 5 | Review |
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| 72. | JWT claims explained: registered, public and private | 5 | |
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| 73. | DIY 3D Printing Filament Dryer / Dehumidifier / Dry Box | 4 | | Filament
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| 74. | Light Weight PLA filament - The colorFabb LW-PLA #3dprinting | 4 | |
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| 75. | What's inside $70 10A bench power supply? PS-3010DF | 4 | |
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| 76. | Difference between authentication and authorization | 4 | |
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| 77. | JWT best practices for max security | 4 | |
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| 78. | NVIDIA Canvas - you too can be an artist now! | 4 | |
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| 79. | Uni-T UT363BT anemometer review | 3 | Review |
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| 80. | MPL (Mozilla Public License) Open Source license in a nutshell | 3 | |
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| 81. | How low pass filter works? Experiment with an oscilloscope | 3 | |
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| 82. | Arduino battery tester with load resistor - part 2 | 2 | |
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| 83. | How to read CSV files in Java with OpenCSV | 2 | Tutorial |
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| 84. | The Surprising Truth About US Measurement Units | 2 | |
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| 85. | a little stream engine #shorts | 1 | |
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| 86. | Can you sell or redistribute MIT licensed software without releasing the source code? | 1 | |
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| 87. | RSA PrivateKey to PublicKey conversion in Java | 1 | |
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| 88. | How to protect NPM from corrupted libraries? | 1 | Tutorial |
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| 89. | Can you sell a GPLv3 software? | 1 | |
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| 90. | Low Pass Filters with signal generator and oscilloscope | 0 | |
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| 91. | What happens when you want to sell GPL v3 software? | 0 | |
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| 92. | How to print faster? 3D printer settings to try out | 0 | |
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| 93. | The viral power of GPL V3 license infects the whole project | 0 | |
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| 94. | The low pass filter on 500Hz signal | 0 | |
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