I noticed this behavior while playing with trap and with catch/throw methods to better understand how they can/should be used. In Ruby the catch and throw methods appear to be intended to be used in pairs: catch(:ctrl_c) do trap("SIGINT") { throw :ctrl_c } (1.. ).each {|n| print "."; sleep 0.5 } end # SIGINT trapped… Read More Is this expected behavior for throw in ruby?
i have to complete the getInt method. The method should prompt the user to enter an integer. Scan the input the user types. If the input is not an int, throw an Exception; otherwise, return the int. currently if you enter an int it doesnt print, and if u dotn enter an int it j… Read More User input int x, if not int throw exception, if int then output x
I tried googling it but all results were about C++’s throw std::exception(). I was reading through libraries (was curious how stuff like printf, malloc and FILE were implemented) and came across the definition for the malloc function: extern void *malloc (size_t __size) __THROW __attribute_malloc__ __attribute_alloc_size__ ((1)) __wur; When using the IDE (Visual Studio Code) to… Read More What does the throw keyword mean in C
I need to perform some action inside a catch block then throw the same exception I got: #include <string> #include <iostream> class AbstractError { public: virtual std::string toString() const = 0; }; class SomeConcreteError : public AbstractError { public: std::string toString() const { return "division bt 0"; } }; class SomeOtherError : public AbstractError {… Read More How to re-throw an abstract class error from a catch block
As we all know, if you have a function like this: def foo(): foo() The function will call itself 1000 times and then you get a RecursionError exception. But what if you had a thousand and one different functions that call each other? i.e. a() calls b() calls c() and so on. Would you get… Read More Are there separate call tree depths for recursive and non-recursive calls?
Requirement in Logic App : Need to add 4 variables into a single variable. I am using the expression Add(Variable1, variable2, variable3, variable4) But it throws the below error. Is there any other way to add 4 variables(int). >Solution : Compound them, i.e. use this concept … add(add(add(variables(‘Number 1’), variables(‘Number 2’)), variables(‘Number 3’)), variables(‘Number 4’))… Read More Trying to Add more than 2 variables in Logic App Cosmos DB
I am trying to store coefficients from a mle model just like a normally do for other models. Surprisingly, it throws an error. Any other methods to store it? set.seed(111) y.size <- rnorm(100,4,1) p <- rnorm(100,5,1) df <- data.frame(p, y.size) glae <- function(A,K,Ka,q, sigma, c) { lnqp <- if(q == 0) log(p) else ((p^q -… Read More How to get coefficients from a model in R?
I implemented some tests to check the status code of some pages, but this one with the reverse function throws me the error: django.urls.exceptions.NoReverseMatch: Reverse for ‘ads.views.AdListView’ not found. ‘ads.views.AdListView’ is not a valid view function or pattern name. Reading the documentation and some answers on stackoverflow I’m supposed to use either the view function… Read More Django "NoReverseMatch: Reverse for 'ads.views.AdListView' not found" while doing Test
I need to use the lock construction, and edit the following methods to execute in parallel: public void Withdraw(int amountToWithdraw) { if (amountToWithdraw <= 0) { throw new ArgumentException("The amount should be greater than 0."); } if (amountToWithdraw > MaxAmountPerTransaction) { throw new ArgumentException($"The value {amountToWithdraw} exceeds transaction limit: {MaxAmountPerTransaction}."); } if (amountToWithdraw > Amount)… Read More Using lock statement in c#
I’m requesting data from an API that requires paging records based on a custom header called "cursor". Only 100 records may be retrieved per call and as such I’ve created a while loop to execute. The loop functions… until it doesn’t. Once all records are paged, the headers get dropped and my program errors out… Read More How to handle "The given header was not found" when paging records in c# API GET request?