please wait
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by arnoldb4711
Need Preprocessor macro
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| Hello, who can help me. I need one preprocessor macro. Input: Name result: Modulename_Name #define __FILENAME__ (strrchr(__FILE__, '/') ? strrchr(__FILE__, ... |
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May 4, 2019 at 12:43am
[5 replies] Last: ...and in C++17, you should be using filesystem::path for this kind of... (by Duthomhas)
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by johnsonj1585
2D Array Puzzle
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| Good evening, I am working on my final project for my C++ class and have run into a snag with my program. There seems to be a problem with my array and const i... |
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May 3, 2019 at 8:08pm
[5 replies] Last: Lines 23, 42, & 63: You've defined scores 3 times with 2 different t... (by dhayden)
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by XTC1977
Code applies wrong value in certain situations
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| I have a code section that was updated to write to a single bit in a file a flag of 1 or 0. A 1 = speed is in a 5ph increment, i.e. 55mph. A 0 = speed was divis... |
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May 3, 2019 at 7:52pm
[5 replies] Last: A 0 speed value is a valid value and seems to be part of the cause he... (by dhayden)
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by YeetParadox
Poker StraightFlush and FourofaKind
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| #include <iostream> #include <cstdlib> #include <ctime> #include <vector> using namespace std; string r ={ "Two","Three","Four", "Five", "Six",... |
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May 3, 2019 at 6:02pm
[10 replies] Last: You don't need to sort to check for a flush. Just check if all cards h... (by dhayden)
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by Joseph118
Sub-Namespaces for organizing features: Yes or No?
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| I've been working on a personal library called J118 for a while now, and it's starting to gain in size. It's just a personal project I do for fun and to learn n... |
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May 3, 2019 at 1:39pm
[9 replies] Last: Documenting dependencies. That is something I hadn't considered. Tha... (by deleted account xyzzy)
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by cpeepee
Help with HashMap / typename declarations
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| I am working on a HashMap to learn C++ and I am using iterators and const_iterator classes to go through my HashMap. I am also using vector/list and pair to rep... |
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May 3, 2019 at 7:17am
[1 reply] : The compiler doesn't know that std::list<std::pair<key_type, mapped_t... (by Peter87)
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by NiharRNanda
Unary Opeartions Inside Ternary Operator
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| Hi Guys , As per the operator precedence table, unary operators have a higher precedence over ternary operator,then in the below given example ,why this rule ... |
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May 3, 2019 at 5:39am
[6 replies] Last: Thanks everybody for your explanations,I got it . ne555 thx for usi... (by NiharRNanda)
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by slei
Working with ptr to items in containers, thoughts?
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| I recently see my self often trying to take pointers from non dynamic allocated objects from smaller containers, and it seems to work fine. for example std::... |
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May 3, 2019 at 2:12am
[5 replies] Last: By reading it, this would mean it is actually safe, and wouldn't inva... (by mbozzi)
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by zaahm18
Matrix and vector multiplication in different classes
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| I want to calculate the matrix multiplication with a matrix and a vector. the matrix and vector have their own class files, and I want to multiply a vector wit... |
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May 2, 2019 at 9:02am
[4 replies] Last: The real problem is the manipulation of matrix and vector in vector cl... (by zaahm18)
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by whitenite1
Comparing 2 literal strings
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| I saw a member asking about a game like 'Boggle', and thought that sounded like a nice project to write. I made a struct to hold the words in a dictionary.. (3... |
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May 1, 2019 at 6:08pm
[4 replies] Last: @JLBorges Thank you for your answer. I did forget to put in the '== 0... (by whitenite1)
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by Ryan15
Is there another way to stop this do while loop mid-loop?
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| without the break statement, the output would exceed 100 once before it stops. eg: Multiply= 5 Multiply=25 (this is where the break statement would h... |
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May 1, 2019 at 12:40pm
[7 replies] Last: I thought it was about the actual result of multiply and not just what... (by Ganado)
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by Ojies
Input loop always does first option
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| There is a loop from lines 750-970 that has 2 options in an if statement for when you input a string for the variable "input". When it asks you to input somethi... |
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May 1, 2019 at 3:38am
[4 replies] Last: Shouldn't the syntax be something like this in your 'if' statements ?... (by kavala)
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