Issue with running a command in java

Im trying to use the terminal from java to convert a tex file to pdf: … Process pr = Runtime.getRuntime().exec(“pdflatex docu.tex”) ; BufferedReader br = new BufferedReader(new InputStreamReader(pr.getInputStream())); String line = “”; while ((line = br.readLine()) != null) { System.out.println(line); } … and I get this error : Exception in thread “main” java.io.IOException: Cannot run…

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Configuring ApiVersionDescriptions in .NetCore 3.0 without using build service provider in startup

I have the following code in my Startup.cs file to grab and process each of my API version descriptions and add them to my Swagger. var apiVersionDescriptionProvider = services.BuildServiceProvider().GetService<IApiVersionDescriptionProvider>(); // Register the Swagger generator, defining 1 or more Swagger documents services.AddSwaggerGen(setup => { foreach (var description in apiVersionDescriptionProvider.ApiVersionDescriptions) { setup.SwaggerDoc( $”MyAPISpecification{description.GroupName}”, new OpenApiInfo() { Title…

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How do can I fix this issue about ‘NoneType’ error? (I am an abosolute beginner)

class lights(object): l1 = lights() l1.color = “blue” l1.quantity = 50 ​ l2 = lights() l2.color = “red” l2.quantity = 50 ​ ​ AttributeError Traceback (most recent call last) <ipython-input-11-1ae6b23b2a3d> in <module> —-> 1 class lights(object): 2 l1 = lights() 3 l1.color = “blue” 4 l1.quantity = 50 5 in lights() 1 class lights(object): 2…

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Getting the error “Error in lookup[, 1] : incorrect number of dimensions” while plotting word network

I am trying to plot word network with qdap’s word_associate function. Below is the dataframe and its elements. df<-data.frame(text=c(“There is a decent section of beach but the buildings adjacent to the beach are under attack from fairly big waves.”, “The beach is clean and being close to the reef one can see some fish and…

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