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In the last article, we analyzed the reasons for the emergence of online coredump, including the coredump analysis tool gdb. Readers have been asking whether they can write an article on gdb debugging these days. Today, with this article, we share some debugging experience in our work, hoping to help you. Write in front In my work experience, I ...

catalogue VTK compilation and environment construction VTK general rendering process VTK data type - vtkPolyData Use vtk's own polygon data Use your own data Add vertex color Add face color VTK compilation and environment construction At present, some leaders have made mature fool configuration for this part. You can refer to this a ...

The fifth ACM undergraduate programming competition of Henan Institute of Engineering (part of the solution) Question A: sensitive Xiao Ming Xiao Ming is a person who is very sensitive to numbers. When he sees a specific number P (1 < = P < = 9), he will be excited. Now give you a numerical range (L, R). Ask how many times will Xiao Min ...

Operations on date class objects: In life, we are certainly familiar with dates. For example, all kinds of festivals have to use a date to define which day it is; As for the date, we might as well classify it as a class. In real life, the date is an entity. We build the date as a date class. Let's implement the related operations often use ...

class Use struct and class to define a class In C language, struct is a structure and cannot write functions into it In C + +, struct is a class into which functions can be written Creating objects with classes struct Person { int age; void run() { cout << "Person::run - " << age << endl; ...

QT learning notes (2): QT objects, window coordinates, signals and slots Note: QT version used for learning is Qt5 nine I QT object You need to know that qt after creating an object, the programmer does not need to destroy it manually. To facilitate memory management, when the parent object is destructed, all objects in the child object list ...

Title Description Xiao h went to the United States to participate in the blue bridge cup international competition. Little h's girlfriend found that little h left at 10 a.m. and arrived in the United States at 12 a.m., so she sighed, "now the plane flies so fast that it can get to the United States in two hours.". Little h was terri ...

preface Differences between const c language and c + + Serial numberconst in C languageconst in C + +1const modified quantities are called constants, not constants. The absolute constants are the immediate numbers 10, 20, etcconst modifier is a constant2const int a； It is not necessary to initialize, but it is impossible to give a legal valu ...

Chapter 3 - Mathematics, coordinates, cameras and component models In Chapter 2, we have preliminarily discussed shaders. In this chapter, we will explore how to make objects move (most importantly, rotate) in OpenGL. It is assumed that you are already familiar with basic linear algebraic calculations: vector number multiplication, point ...

C++ primer Chapter 13 review 13.1 copy, assignment and destruction Class has five special member functions that control object copy, movement, assignment and destruction copy constructor copy assignment operator move constructor Move assignment operatorDestructor The above operations are called copy control operations. If a class does not d ...