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Linux Mastering Development

evdev ‘virtual’ mouse not showing up an screen and not highlighting

I am trying to interface a touchscreen with a raspberry pi running osmc. This is just about the touch. I have a python script that reads the coordinates and the pressure of a touch on the screen and I want to use this to move a mouse cursor. This should work without x11 running, but […]

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Mastering Development

How to Remove “|” Without Leaving Space from the List in R

I am using the pdf tool to extract data from the scanned file by transforming to png first. Since the pdf tool read from png, there were some punctuations showing up for no reason. I can remove most of them except for “|”. Here is my data: test <-dput(test) c(“| January 2,310,501 2,342,654 + 14%”, […]

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Mastering Development

Maximize profit with disregard to number of pickup-delivery done OR tools

I am trying to maximize profit, whether I deliver all pickups-deliveries does not matter. I tried setting SetArcCostEvaluatorOfAllVehicles to use negative profit instead of cost callback; however, this does not work, an I get no solution often, my thought is that cost cannot be negative. Is this correct? Adding AddVariableMaximizedByFinalizer with profit callback does not […]

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Development Game Creation

Irrlicht Code::Blocks project fails to build on Linux machine

After downloading the latest Irrlicht version (1.8.4) and setting it to compile for Linux machines, I decided to try it out in Code::Blocks IDE. The build failed. ————– Build: Debug in Demo (compiler: GNU GCC Compiler)————— g++ -Wall -g -I/home/marino/irrlicht-1.8.4/include -c /home/marino/Codeblock/Irrlicht/Chrono/Demo/main.cpp -o obj/Debug/main.o /home/marino/Codeblock/Irrlicht/Chrono/Demo/main.cpp: In function ‘int main(int, char**)’: /home/marino/Codeblock/Irrlicht/Chrono/Demo/main.cpp:70:36: error: invalid initialization of […]

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CMS Development Wordpress

Bad srcset for hard-cropped thumbnails (wp_get_attachment_image_srcset)

I’ve been looking for a long time but I still haven’t found the solution to my problem. I want to display the image on the post in a loop by calling a custom image size (cropped) and generate the srcset attribute with images of the same ratio. Only it doesn’t work, the images in the […]

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Development

tidy() working but glance() and augment() not working from a regression model

I apply the below code, Code: rollingLinearModels <- rollify( .f = function(price, date){ lm(price ~ date) }, window = 30, unlist = FALSE ) out <- d %>% mutate( date = as.Date(date), logPrice = log(Adjusted) ) %>% group_by(.id) %>% mutate( models = rollingLinearModels(logPrice, date) ) %>% mutate(tidymodels = map(models, ~tidy(.x)), #glancemodels = map(models, ~glance(.x)) #augmentmodels […]

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Development

Count all values from Column A but only certain values from Column B

(1) Table (SQL Fiddle): CREATE TABLE Sales ( Product Text, Sales_Monetary VARCHAR(255), Returns_Monetary VARCHAR(255) ); INSERT INTO Sales (Product, Sales_Monetary, Returns_Monetary) VALUES (“Product A”, “500”, “300”), (“Product A”, “200”, “130”), (“Product A”, “600”, “0”), (“Product A”, “900”, “540”), (“Product B”, “150”, “70”), (“Product B”, “480”, “0”), (“Product B”, “220”, “0”), (“Product B”, “300”, “0”), (“Product […]

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Development

Two-Way Repeated Measures ANOVA: Error in lm.fit()… 0 non-na cases (rstatix)

I am trying to run a Two-Way Repeated Measures ANOVA using the R Statix package based on the description from here however I am running into the subject error with my dataset. The data consist of 10 replicate biomass measurements recorded at each of 8 Locations across 5 months (10 reps x 8 locations x […]

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Development

pytorch conv2d value cannot be converted to type uint8_t without overflow

I’m passing a torch.Tensor with a dtype of torch.uint8 to an nn.Conv2d module and it is giving the error RuntimeError: value cannot be converted to type uint8_t without overflow: -0.0344873 My conv2d is defined as self.conv1 = nn.Conv2d(3, 6, 5). The error comes in my forward method when I pass the tensor to the module […]

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Development

Exception thrown at 0x00AEA76D in open_gl_prj_1.exe: 0xC0000005: Access violation reading location 0xCCCCCCD0

I work on visual studio community , when i run the code it shows a exception handling error there are no other existing errors i tried changing the exception handling setting in debug menu on visual studio community , nothing changed . I have no clue about the exception either. include<GL/glew.h> #include<GLFW/glfw3.h> #include<iostream> #include <fstream> […]