c++

[Solved] Regular Expression to remove leading and trailing Angle Brackets

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Why do you need to use Regex for this? You can simply do this: string email = “<[email protected]>”; email = email.TrimStart(‘<‘).TrimEnd(‘>’); Of course if you really need to be sure there’s no spaces, or that there might be multiple spaces: string email = “<[email protected]>”; email = email.Trim().TrimStart(‘<‘).TrimEnd(‘>’); solved Regular Expression to remove leading and trailing … Read more

[Solved] C++ // Not all control paths return a value

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Actually none of your control paths returns a value. As you only use the function to print something on the screen, it does not have to return anything. Just make the return type void: void bounce(int n) { /*…*/ } And then dont cout the result of the function call (once you make it void … Read more

[Solved] Counting number of vowels in a string

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You have this in your code: const string vowels = “aeiou”; return value.Count(chr => vowels.Contains(char.ToLower(chr))); That works, at least if your culture is US. So no idea why you commented it out in favor of the current monstrosity. On a Turkish locale it will fail because the lower case of I is not i but … Read more

[Solved] How can I cast an ASP.NET Label?

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You can access html labels from C# or divs for that matter too (HtmlGenericControl, or (HtmlGenericControl(“label”)) and type cast it to their respective types after calling findControl(). If you want to access it without the findcontrol and type cast, you need to have the ‘asp’ tag prefix like: <asp:Label and you need to include runat=”server” … Read more

[Solved] Make “automatic” corrections on failed groups matching

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You can do it using a replacement map, replacing the character at index 1 if the given code doesn’t start with two letters: using System; using System.Text; using System.Collections.Generic; using System.Text.RegularExpressions; public class Test { private static string[] productCodes = new[] { “MD0133776311I”, “M10133776311I”, “M20133776311I” }; private static Dictionary<char, char> replacementMap = new Dictionary<char, char> … Read more

[Solved] Access predefined objects in header files

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Add a forward declaration of library_class_1 in header.h before using it. class library_class_1; class header { public: header(); void DoSomething(library_class_1 const& object_1); } Make sure to #include the .h file that defines library_class_1 in header.cc. #include <librarry_class_1.h> void header::DoSomething(library_class_1 & object_1) { // Use object_1 … } 0 solved Access predefined objects in header files

[Solved] Whats wrong with the c code?

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A 2D array does not decay to a pointer to a pointer. By using: maxim=findMax((int **)a,m,n); you are forcing the compiler to ignore your error. Instead of int findMax(int **a,int m,int n) use int findMax(int a[][20],int m,int n) and then, call the function simply using: maxim=findMax(a,m,n); You said: The problem statement says that int findMax(int … Read more

[Solved] Hangman – How to properly count the player wrong guesses? [closed]

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The problem was the way you were trying to increase incorrect. Just use wrong as a boolean that you will use to decide if you need to increase or not incorrect Here’s the solution: #include <stdio.h> #include <string.h> #define SIZE 50 /*prototype definitions*/ int compareString(char *, char *); int main(void){ char word[SIZE]; char input[SIZE]; char … Read more

[Solved] Regex Help need to pull NFL Team name from a string

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(=[A-Z])(\w|\%20|\.)+ This will capture only the team names and the space characters between them, with leading “=”. Then you can replace “%20″ with ” ” and split the resultant string along “=” so you’ll have a list of strings, each separately a team name. At least, that’s what I’d do in Python. Not sure what … Read more

[Solved] i cant insert data in ms access database through textbox [closed]

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maybe you can try this code private void button1_Click(object sender, EventArgs e) { try { cmd = new OleDbCommand(); cmd.CommandType = CommandType.Text; cmd.CommandText = “INSERT INTO userinfo (FirstName, LastName, Age, Address, Course)” + “VALUES (@First_Name, @Last_Name, @Age, @Address, @Course)”; cmd.Parameters.AddWithValue(“@First_Name”, textBox1.Text); cmd.Parameters.AddWithValue(“@Last_Name”, textBox2.Text); cmd.Parameters.AddWithValue(“@Age”, textBox3.Text); cmd.Parameters.AddWithValue(“@Address”, textBox5.Text); cmd.Parameters.AddWithValue(“@Course”, textBox5.Text); cmd.Connection = conn; conn.Open(); clear(); cmd.ExecuteNonQuery(); … Read more