Month: December 2022

[Solved] Creating 3D software C++ [closed]

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You can check out this tutorial: http://www.codeproject.com/Articles/20286/GLUI-Window-Template#_articleTop or You can look at mine I did for a school project. https://github.com/sitting-duck/stuff/tree/master/School%20-%20Comp%20Sci/Computer%20Animation%20-%20Fall%202014/Assn1%20-%20Transformations/assn1%20redo/assn1 In this version I just use key bindings to initiate the transformations. Will be easier than making a GUI, so I did that first to learn how to get the transformation code all working, when … Read more

[Solved] How can I get time for each name

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The variable dateBirth is static. This means that whenever it is changed on one person, it is changed on all of the other people as well. The last person has a date of birth of May 23, 1968, so, since it is the last time the variable is changed, that is what all of the … Read more

[Solved] C++ how to print union name integer [closed]

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As already mentioned, you cannot somehow “build” some string at run time and use it as variable name. This is a compile time mechanism, and even if this was a compile time problem, it would be a bad idea. You most likely want std::vector<int> nx(someLength); std::vector<int> ny(someLenght); int value = 5; cerr << nx[value] << … Read more

[Solved] Why the method in some class I created, ask me for input “self”? [closed]

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You have to create an object of your class: class MyClass: def __init__(self,a=1,b=2): self.a=a self.b=b def function1(self): self.c=self.a/self.b + 5 return(self.c) print(MyClass().function1()) MyClass() creates an object that can be used to access attributes in the class. For a general instance: m = MyClass() print(m.function1()) 6 solved Why the method in some class I created, ask … Read more

[Solved] Add/get methods for lists of objects from different classes

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The source code of Room is wrong. Basically, when you get or add something, you are creating a new room. Use the this qualifier to reference to the current room. public int getBedNumber(int i){ return this.beds.get(i).getNumber(); } public List<Bed> getList() { return this.beds; } public void add(Bed beds) { this.beds.add(beds); } 1 solved Add/get methods … Read more

[Solved] OpenCV: How do I make a Mat colorized where the Mask is white

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I tried switching out and frame in and using frame.copyTo(out, mask) instead of Core.bitwise_and(frame, mask, out) It worked!! Here is my final code: // frame is input, out is output Scalar minValues = new Scalar(RFrom, GFrom, BFrom); Scalar maxValues = new Scalar(RTo, GTo, BTo); Mat mask = new Mat(); Core.inRange(frame, minValues, maxValues, mask); frame.copyTo(out, mask); … Read more

[Solved] Stop Javascript function from firing onload?

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The reason showmailingPopUp isn’t working with onclick is because it cannot find it. It should either be defined before in a script tag or in JavaScript binding with an event listener. Here is a solution using JavaScript (adding an event listener to an element so the function will call correctly): function showMailingPopUp() { require( [“mojo/signup-forms/Loader”], … Read more

[Solved] Receive json in android

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JSONArray json = new JSONArray(result); First calculate the length of the array! int len=json.length(); String[] str=new String[len]; for(int i=0;i<len;i++) { str[i]=json.get(i).toString(); } First add a spinner to your activity Spinner s=(Spinner)findViewById(R.id.Spinner); ArrayAdapter adapter=new ArrayAdapter(this,android.R.layout.simple_spinner_item,str); s.setAdapter(adapter); solved Receive json in android

[Solved] Index slice within Main func when using setGrade()

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Introduction Index slice within Main func when using setGrade() is a common problem encountered when working with arrays in programming. It can be solved by using a combination of indexing and slicing techniques. Indexing is used to access individual elements of an array, while slicing is used to access a range of elements. By combining … Read more

[Solved] What does Collections.shuffle function do

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Introduction The Collections.shuffle function is a powerful tool in Java that allows you to randomly rearrange the elements of a collection. This can be useful for a variety of tasks, such as shuffling a deck of cards, randomly selecting elements from a list, or randomly generating numbers. The Collections.shuffle function is easy to use and … Read more