The GitHub student pack was not able to use the digital Ocean's $ $, until today, and was successfully paid with the Bank of China debit card because it had not been visita.The method is:(1) You do not need to bind a bank card or credit card to register your PayPal account.(2) Open the Welcome page of digital Ocean, where you will be prompted to enter $ $, the pa
Bought a relatively low-provisioned Digitalocean cloud host, in the execution of the composer update when the memory shortage problem, but the memory size is fixed, unless the money, there are other ways?Yes, increase the swap partition so that you can compensate for the problem of insufficient memory, and use this method to successfully solve the composer update memory shortage problem.For specific operations, refer to the following article for steps:Recommended articles:How to Add Swap on Ubun
Simple as well as beautiful.
Put your own few showcase pages in a directory to easily share with others, the simplest way is what
Create a folder and put it in your own web page file
Execute in Directory$ nohup python-m Simplehttpserver
This server is still running when you close the session.Reference documents:Http://unix.stackexchange.com/questions/479/keep-ssh-sessions-running-after-disconnectionHttp://askubuntu.com/questions/8653/how-to-keep-processes-running-after-ending-ssh-se
The input images of digital image processing jobs are all grayscale images, so summarize the answers to the questions you encounter.
The OCV image container is mat
Mat container If you use the operator to assign a value, only copy a copy of the information header without copying the matrix containing the data, thereby reducing the memory waste and speed, so the resulting multiple Mat objects po
in your program needs to be used frequently, the use of the function handle, you will improve the speed.2, the use can be as convenient as the variable. For example, after I run this directory, I create a function handle to this directory, and when I go to the other directory, the function handle that I create can be called directly without having to copy the function file. Because the function handles you created already contains the path, for example, I created a funH_fun=str2func (' Rei ');Y
] =NewUchar [w *h];7 }8}The subsequent access is directly labeled with the array. After running, the discovery time saves a lot, takes only 30-40 seconds. So it should be that each cycle creates a new vector that wastes time, and if you create three vectors before the loop, it's time to save up the reuse of the chunks that are processed every single line. But I think the fixed length of the array time will be less, so temporarily no longer experiment vector improvement.It is also importa
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