Posted By: Anonymous I have a xml doc <CollRpt> <Sumry SumryID="0001"> <BT BTID="1234" > <FT FTID="24240981145200123809844" > </FT> <AcctCls CrInd="1"> <Ckey/> </AcctCls> </BT> <Vchr VchrID="215"/> <Tot TotCnt="4"/> </Sumry> </CollRpt> I need to get several attributes from each "Sumry" element and child elements only if the Vchr element has a VchrID == 215. I have tried …
Posted By: Anonymous My random function always returns a "1" rather than… anything It is supposed to return a "0" or "1" int rnd() { unsigned int num0 = rand(); if(num0 < 32767.5) {return 0;} if(num0 > 32767.5) {return 1;} } int chk; bool _True = true; int main(void) { while(_True) { chk = rnd(); …
Posted By: Anonymous I’ve created a class called zgenerator: template <typename T> class zgenerator { public: class promise_type; using handle = std::coroutine_handle<promise_type>; private: handle coro; explicit zgenerator(handle h) : coro{h} {} public: // default constructor zgenerator() noexcept : coro{nullptr} {} // move constructor and assignment zgenerator(zgenerator&& other) noexcept : coro{std::move(other.coro)} { } zgenerator& operator=(zgenerator&& other) …
Posted By: Anonymous I am a bit confused about some warnings I get when compiling my C++11 code using mingw64. This is my MWE: class A{ const string name; const int ID; public: A(string name_, int ID_) : name(name_), ID(ID_){ // initialize non-const members } const string getName() const{return name;} const int getID() const{return ID;} …
Posted By: Anonymous Trying to resolve a CSS issue that involves Bootstrap 5 "table-striped" and Blazor Razor component display. I have a simple Blazor/Bootstrap 5 page where I display a table of content pulled from a service at runtime. The content is retrieved and displayed. I do see the Bootstrap CSS for a moment (an …
Posted By: Anonymous I am using lseek just to find the size of a file and lseek returns less bytes than the file’s actual size. I think the code is right and I can’t explain why that happens. When i ran the program for the first time it worked well. Then I added some data …
Posted By: Anonymous I would like to make a helper class (or subclass of std::thread) to allow stack size to be set and also thread name. If the thread is running on a platform, which does not support e.g. stack size, the number should just be ignored. I was thinking of a "ThreadHelper", which has …
Posted By: Anonymous When I access array elements through unique_ptr, a segfault occurs,Through vs debugging, I found that the type and data of std::unique_ptr<T[]> p is strange,I think it should be an array, but it looks like a string,No matter how many elements I push, the data of p points to "to", and other elements …
Posted By: user13812143 I am trying to download a file from sharepoint site using C#.I am able to download file from sharepoint site but we need to specify the destination location. how can we download the file to default download location of the browser without specifying the destination path. var downloadPath = @"D:out"; ClientContext ctx …
Posted By: Anonymous I am writing C++ code and I have a class with a number of member methods. For example, print() and act(); the former does not modify the internals of the class (i.e., the variable i) while the latter does. class Example { int i; void act() { i++; }; void print() { …
Posted By: Anonymous There are quite a few posts on SO with similar titles, but they seem to be triggered by various syntactic errors and I didn’t see a consistent pattern yet.. using namespace std; class A { public: A(int a_) : a(a_) {} int a; }; int main() { A x{3}; A y{0}; if …
Posted By: Anonymous I have looked up the (2) questions found in here, but couldn’t translate to my work, which is probably one of the simplest ones. I have a class with properties, which are getting filled by a data read at some early stage. I have the expression below to list all NON-NULL, Non-empty, …
Posted By: Anonymous i am trying to use Firebase cpp SDK in my win32 application. i used code from documentation db->Collection("cities") .WhereEqualTo("state", FieldValue::String("CA")) .AddSnapshotListener([](const QuerySnapshot& snapshot, Error error) { if (error == Error::kErrorOk) { for (const DocumentChange& dc : snapshot.DocumentChanges()) { switch (dc.type()) { case DocumentChange::Type::kAdded: std::cout << "New city: " << dc.document().Get("name").string_value() << ‘n’; …
Posted By: Anonymous I made a C program that takes a string input from the user and prints it. To store the string I created a character array. But, even if the size of the character array is less than the size of the input I give, the program works fine. I tried with gets() …
Posted By: Anonymous I am very new to C++ and have decided to start with a basic text based RPG. I have been using this site as a reference; https://levelskip.com/classic/Make-a-Text-Based-Game#gid=ci026bcb5e50052568&pid=make-a-text-based-game-MTc0NDU2NjE2MjQ1MDc3MzUy system("cls"); int choiceOne_Path; cout << "# What would you like to do?" << endl; cout << "t >> Enter ‘1’ to follow the Chief?" << …
Posted By: Anonymous I followed a Youtube video for learning Unity, and I am getting a weird error I do not understand. public class Player: MonoBehaviour { [SerializeField] private float jumpmovement = 11f; [SerializeField] private float movement = 10f; private float movementx; [SerializeField] private Rigidbody2D mybody; private Animator anim; [SerializeField] private string Walk_Ani = "Player …
Posted By: Anonymous In the example below, I created a linked list and I can add numbers successfully. However, at the end of the execution, the function named "traverse" does not work. How can I fix this error? Here is my code: #include<stdio.h> #include<stdlib.h> #include<conio.h> struct node { int data; struct node*prev; struct node*next; }; …
Posted By: Anonymous I have a scenario where I want to fetch navigation property with EF based on a specific condition. Want to fetch Account if its isActive=true otherwise not fetch Account. Want to send isActive=true then share true records ; isActive=false the share false records. Is it possible with EF Core? Below is the …
Posted By: Anonymous What seemed to be a simple task ended up to not work as expected… I’m trying to match $w+b, unless it’s preceded by an uneven number of backslashes. Examples (only $result should be in the match): This $result should be matched This $result should not be matched This \$result should be matched …
Posted By: Anonymous Line Col 9 22 [Error] expected expression before ‘int’ 14 29 [Error] expected expression before ‘double’ Ä° am getting this error can someone fix it? #include <stdio.h> #include <stdlib.h> #include <stdarg.h> int main() { int n; printf("Get the number of inputs"); scanf("%d n",n); int* a = malloc (int[n]); int i; for(i=0;i<n;i++){ scanf("%dn",a[i]); …
Posted By: Anonymous I am writing a code to insert an integer at an index of the string, but after providing the integer to add as string, insert function is not giving the correct output. It is giving the error that : no matching member function to call for insert string This is my code: …
Posted By: Anonymous So I was doing this exercise on linked list. It’s a very easy exercise but I noticed that something strange going on. The exercise asked to create a node with a name, an age and a average variable for a student. All nodes have to be in a linked list. This code …
Posted By: Anonymous I heard that reading one byte from non-cached memory can take up to 50 CPU cycles. So, does reading int from memory take 4 times as long as reading char, meaning up to 200 cycles? If not, is it a good idea to get 4-8 chars at a time with *(size_t *)str, …
Posted By: Anonymous I want to write a program to do a process after each sentences. like this: char letter; while(std::cin >> letter) { if(letter == ‘n’) { // here do the process and show the results. } } I want that when the user press the enter key (means that the sentences is finished) …
Posted By: Anonymous The intentions is to store some pointers in a std::set, but order them by their corresponding value, not the value of pointer itself. and here is the code: #include <bits/stdc++.h> using namespace std; template<class T> class Pointer_comp { public: bool operator()(const T* p1, const T* p2) { return std::less<T>()(*p1, *p2); } }; …
Posted By: Anonymous For a C++ exercise for school I need to overload the + operator to concatenate 2 arrays. And I need to do that in a generic class. for ex: a1 = {1, 3, 4} a2 = {2, 3, 5, 6} => a = {1, 3, 4, 2, 3, 5, 6} And I …
Posted By: Anonymous I need to get the array from the configuration.json file in the asp.net core. I created an API that getting a section from the configuration file but I got nothing. please help me to find out! here is the configuration.json file. "Settings": { "Standards": [ "LKG", "UKG", "I", "II", "III", "IV", "V", …
Posted By: Anonymous I am trying to create a web application which works with cross-origin requests (CORS) in MVC 5. I have tried everything without any result. Solution public static void Register(HttpConfiguration config) { // New code config.EnableCors(); } [EnableCors(origins: "http://systematixindia.com", headers: "*", methods: "*")] public class TestController : ApiController { // Controller.. } Answered …
Posted By: Anonymous I have a Matrix class which contains a vector inside a vector as data within it. I would like to be able to insert elements through initializer lists. An example of this would be the following: #include <vector> int main(void) { std::vector<std::vector<int>> v = { { 1, 2, 3, 4, 5 }, …
Posted By: Anonymous I’m coming over from PHP, Ruby and JavaScript programming and I’m really finding my self at loss with C language, and in particular, regarding manipulating strings. Getting to the bottom of it, I want to get an input from the user and store a text file with that name; However, everything happens …
