![Christopher Lum](/img/default-banner.jpg)
- Видео 357
- Просмотров 10 015 906
Christopher Lum
США
Добавлен 1 сен 2010
Educational videos and tutorials covering optimization, control theory, mathematics, computer tools (Matlab/Simulink, Mathematica, Blender, etc.), unmanned aerial systems, and general engineering.
Commenting Code in Matlab and Simulink (Ways You Can Use ‘%’)
In this video we show many different ways to comment code/functionality in Matlab and Simulink.
Topics and timestamps:
0:25 - Simple comment
0:44 - Wrapping comments
3:21 - Spell checking in comments
4:30 - Ellipses
11:27 - Comment blocks
15:25 - Sections
19:56 - Comments for function help
22:03 - Simulink comment out
25:32 - Simulink comment through
28:44 - Summary
Lecture notes and code can be downloaded from github.com/clum/RUclips/tree/main/Matlab26
All Matlab/Simulink videos in a single playlist (ruclips.net/p/PLxdnSsBqCrrEU0dLSrTcl0-w9cVYKMTaF)
#Matlab #Simulink
You can support this channel via Patreon at www.patreon.com/christopherwlum or by clicking on the ‘Thanks’ button underneath the video. T...
Topics and timestamps:
0:25 - Simple comment
0:44 - Wrapping comments
3:21 - Spell checking in comments
4:30 - Ellipses
11:27 - Comment blocks
15:25 - Sections
19:56 - Comments for function help
22:03 - Simulink comment out
25:32 - Simulink comment through
28:44 - Summary
Lecture notes and code can be downloaded from github.com/clum/RUclips/tree/main/Matlab26
All Matlab/Simulink videos in a single playlist (ruclips.net/p/PLxdnSsBqCrrEU0dLSrTcl0-w9cVYKMTaF)
#Matlab #Simulink
You can support this channel via Patreon at www.patreon.com/christopherwlum or by clicking on the ‘Thanks’ button underneath the video. T...
Просмотров: 290
Видео
Fuel Leaking from Motorcycle - Solved!
Просмотров 206День назад
I recently took my motorcycle out of storage and when I turned the fuel on, gas started leaking out of the bottom of the bike. It turned out that the problem was a stuck float in the carburetor. To fix this, simply remove the carburetor from the bike, remove the float bowl, and clean any debris from the hinge mechanism that may be obstructing the movement of the float. Topics and timestamps: 0:...
Replace the Line on a DeWalt String Trimmer
Просмотров 65214 дней назад
In this video we show how to replace the string in a DeWalt string trimmer. Topics and timestamps: 0:00 - Introduction 0:35 - Measuring appropriate amount of line 1:55 - Removing spool from trimmer 3:14 - Winding the line onto the spool 7:16 - Putting the spool back onto the trimmer All household DIY videos in a single playlist (ruclips.net/p/PLxdnSsBqCrrEt05uhC6NenK_vAOawMuFt) #DIY All DeWalt ...
REI Down Time 25 Sleeping Bag
Просмотров 28821 день назад
In this video we review the REI Down Time 25 Sleeping Bag. This is a women’s version that I got for my daughters and we got two matching bags. These can be combined to create a mega-bag which is great for extra warmth on cold campouts. Topics and timestamps: 0:00 - Introduction All Reviews and Unboxing videos in a single playlist (ruclips.net/p/PLxdnSsBqCrrFH4Q_7kscnXy0UkUL4lNTG) #Unboxing #Rev...
AA516/AE512 Week10
Просмотров 44628 дней назад
This is the lecture schedule and homework for week10 of AA516 and AE512. All Flight Mechanics videos in a single playlist (ruclips.net/p/PLxdnSsBqCrrEx3A6W94sQGClk6Q4YCg-h) #FlightMechanics You can support this channel via Patreon at www.patreon.com/christopherwlum or by clicking on the ‘Thanks’ button underneath the video. Thank you for your help!
AA516/AE512 Week09
Просмотров 391Месяц назад
This is the lecture schedule and homework for week09 of AA516 and AE512. All Flight Mechanics videos in a single playlist (ruclips.net/p/PLxdnSsBqCrrEx3A6W94sQGClk6Q4YCg-h) #FlightMechanics You can support this channel via Patreon at www.patreon.com/christopherwlum or by clicking on the ‘Thanks’ button underneath the video. Thank you for your help!
AA516/AE512 Week08
Просмотров 371Месяц назад
This is the lecture schedule and homework for week08 of AA516 and AE512. All Flight Mechanics videos in a single playlist (ruclips.net/p/PLxdnSsBqCrrEx3A6W94sQGClk6Q4YCg-h) #FlightMechanics You can support this channel via Patreon at www.patreon.com/christopherwlum or by clicking on the ‘Thanks’ button underneath the video. Thank you for your help!
AA516/AE512 Week07
Просмотров 487Месяц назад
This is the lecture schedule and homework for week07 of AA516 and AE512. All Flight Mechanics videos in a single playlist (ruclips.net/p/PLxdnSsBqCrrEx3A6W94sQGClk6Q4YCg-h) #FlightMechanics You can support this channel via Patreon at www.patreon.com/christopherwlum or by clicking on the ‘Thanks’ button underneath the video. Thank you for your help!
MathWorks Free Stuff
Просмотров 378Месяц назад
Over the years I’ve accumulated a fair amount of free MathWorks promotional items and I thought it would be fun to share some of these with you. In particular, some of these items are even signed by the king of RUclips controls engineering educational videos, Brian Douglas. All Matlab/Simulink videos in a single playlist (ruclips.net/p/PLxdnSsBqCrrEU0dLSrTcl0-w9cVYKMTaF) #Matlab #Simulink You c...
AA516/AE512 Week06
Просмотров 539Месяц назад
This is the lecture schedule and homework for week06 of AA512 and AE512. All Flight Mechanics videos in a single playlist (ruclips.net/p/PLxdnSsBqCrrEx3A6W94sQGClk6Q4YCg-h) #FlightMechanics You can support this channel via Patreon at www.patreon.com/christopherwlum or by clicking on the ‘Thanks’ button underneath the video. Thank you for your help!
AA516/AE512 Week05
Просмотров 5312 месяца назад
This is the lecture schedule and homework for week05 of AA512 and AE512. All Flight Mechanics videos in a single playlist (ruclips.net/p/PLxdnSsBqCrrEx3A6W94sQGClk6Q4YCg-h) #FlightMechanics You can support this channel via Patreon at www.patreon.com/christopherwlum or by clicking on the ‘Thanks’ button underneath the video. Thank you for your help!
Find the Radius of the Circle Inside the Triangle
Просмотров 7642 месяца назад
Suppose you are given a triangle, what is the largest circle that you can fit inside? Topics and timestamps: 0:00 - Right triangle 7:42 - Non-right triangle Lecture notes and code can be downloaded from github.com/clum/RUclips/tree/main/MathChallenge01 All math challenge videos in a single playlist (ruclips.net/p/PLxdnSsBqCrrEq9f2shiXNzeHjDLRacmmD) You can support this channel via Patreon at ww...
AA516/AE512 Week04
Просмотров 5522 месяца назад
This is the lecture schedule and homework for week04 of AA512 and AE512. All Flight Mechanics videos in a single playlist (ruclips.net/p/PLxdnSsBqCrrEx3A6W94sQGClk6Q4YCg-h) #FlightMechanics You can support this channel via Patreon at www.patreon.com/christopherwlum or by clicking on the ‘Thanks’ button underneath the video. Thank you for your help!
AA516/AE512 Week03
Просмотров 5682 месяца назад
This is the lecture schedule and homework for week03 of AA512 and AE512. All Flight Mechanics videos in a single playlist (ruclips.net/p/PLxdnSsBqCrrEx3A6W94sQGClk6Q4YCg-h) #FlightMechanics You can support this channel via Patreon at www.patreon.com/christopherwlum or by clicking on the ‘Thanks’ button underneath the video. Thank you for your help!
Direction Cosine Matrix from North East Down to East North Up
Просмотров 8152 месяца назад
The traditional direction cosine matrix (DCM) is a rotation from the NED frame to the body frame. An alternative formulation of this DCM goes from EDU to body frame. In this video we derive this relationship and discuss how to work with the alternative DCM. Topics and timestamps: 0:00 - Introduction 1:45 - ENU frame 7:45 - Rotation matrix from NED to ENU 12:06 - Recovering Euler angles from bot...
Chef’s Choice Model 15XV Electric Knife Sharpener: a Review with Quantitative Data
Просмотров 4,4 тыс.3 месяца назад
Chef’s Choice Model 15XV Electric Knife Sharpener: a Review with Quantitative Data
Importing Table Data Into Matlab Using ‘readtable’
Просмотров 1,3 тыс.3 месяца назад
Importing Table Data Into Matlab Using ‘readtable’
How to Remove the Brake Cable on an Electric Scooter
Просмотров 8523 месяца назад
How to Remove the Brake Cable on an Electric Scooter
How to Repair the Durable Water Repellent (DWR) Finish on Your Rain Jacket
Просмотров 9414 месяца назад
How to Repair the Durable Water Repellent (DWR) Finish on Your Rain Jacket
How to Remove the Cap on a Swiffer Wet Jet Bottle
Просмотров 14 тыс.4 месяца назад
How to Remove the Cap on a Swiffer Wet Jet Bottle
Dimensionless Aerodynamic Coefficients
Просмотров 1,6 тыс.5 месяцев назад
Dimensionless Aerodynamic Coefficients
Demolish Concrete Using Only a Sledgehammer
Просмотров 1,2 тыс.5 месяцев назад
Demolish Concrete Using Only a Sledgehammer
How to Replace a Dryer Thermal Fuse
Просмотров 9 тыс.6 месяцев назад
How to Replace a Dryer Thermal Fuse
Time to Double for a First and Second Order System
Просмотров 9536 месяцев назад
Time to Double for a First and Second Order System
Planet Bike Superflash 65R Bike Tail Light
Просмотров 3966 месяцев назад
Planet Bike Superflash 65R Bike Tail Light
Thank you for the video! I have been looking at getting this shredder for awhile. We have 7 mature silver maples on the property and there is always branches that need to be picked up during mowing. We are doing the same thing that you were doing. Making piles of brush everywhere.
Is it possible that the humidity sense malfunction?
Have you tried it with the new bottles? Recently my swiffer broke had to get the new model and the bottles are totally different
I "gasp" can "gasp" tell "gasp" you "gasp" all "gasp" you "gasp" need "gasp" to "gasp" know!
This seems more of a push ad for Flame King!
Stop taking speed before doing a video and slow down so we are not hearing all the gasping for air!
Refillable are $50 on Amazon for the refill kit and $85 plus tax for just 4 refillable canisters/tanks.
Thank you Prof. Lum. That is great video.
Thank you! You are helping me with my research I'm wondering if someone has done this with xplane11
Well done! Thank you.
After fighting my own printer battles HP 8920), the conclusion is NEVER to let them get DEPLETED. The ink level screen will ALWAYS show low, but all bets are off if they get depleted. Plus, it’s a sure bet your warranty is gonna be trash, even if they still honor them.
Will this carrier carry a motor scooter?
Great video, but… you should have scrolled down at timestamp 8:31 to answer the question”yes/no” about a new or used/counterfeit cartridge. I don’t have 2 sets of cartridges (yet) so I am periodically refilling the cartridges as I go. But to be sure, your video is AWESOME for a getaround for these expensive cartridges.
In case it is helpful, here are all my Matlab videos in a single playlist ruclips.net/p/PLxdnSsBqCrrEU0dLSrTcl0-w9cVYKMTaF. You can support this channel via Patreon at www.patreon.com/christopherwlum. Please let me know what you think in the comments. Thanks for watching!
Is it safe to heat the bottle with the cleaning solution in it? I want to use the solution in another cleaning mop so i need to remove the cap from a filled bottle instead of empty one.
Thanks a great deal for this video. Great and simplified lecture. Such a life saver. Meanwhile, apart from Mathematica, is there any way the values can be converted to polynomials in matlab directly in order to get those coefficients?
Whats needed to run a 500 wattwindow ac?
Hey... How to get this product ? Please tell me. I'm from kolkata West Bengal, and I've been searching this for few years.. Please tell me..
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Very good video. Concise and to the point without omitting necessary information. Well done!
thank you sir
Thank you ❤
What he forgets to mention is your phone must support audio and video out from c port. Such as "DP ALT mode".