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Database Development

How to add “You are Friends” button instead, if user is not in the addfriends table?

How to add “You are Friends” button instead, if user is not in the addfriends table? Hi all, I have assigned a column called “friendshipstatus” as a DEFAULT Constraint =0 in “addfriends” table. Here the table :- CREATE TABLE addfriends( id INT AUTO_INCREMENT, fname varchar(255), lname varchar(255), email varchar(255), reg_date date, friendshipstatus int(11) DEFAULT 0, […]

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Mastering Development

How can I convert a const char* to a string in CLR/C++ with FLTK to obtain the value of an FL_Input or other widget?

I have been recently constructing a program. The end goal is to get what the user has written in the Fl_Input box and write it into my database. To do this I am going to need a callback on a button that allows me to at least get the string value of an Fl_Input->value() The […]

Categories
Database Development

How to add “You are Friends” button instead, if user is not in the addfriends table?

How to add “You are Friends” button instead, if user is not in the addfriends table? Hi all, I have assigned a column called “friendshipstatus” as a DEFAULT Constraint =0 in “addfriends” table. Here the table :- CREATE TABLE addfriends( id INT AUTO_INCREMENT, fname varchar(255), lname varchar(255), email varchar(255), reg_date date, friendshipstatus int(11) DEFAULT 0, […]

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Mastering Development

how to insert data using html and javascript

I want to insert data in table. For that, I created a webservice page and store the connectionstring and insert data code. How to insert data in table? signup.html: <!DOCTYPE html> <html> <head> <meta charset=”UTF-8″ /> <title></title> <script src=”https://code.jquery.com/jquery-3.4.1.min.js” type=”text/javascript”></script> <script src=”signup.js”></script> </head> <body> <form id=”txtPersonalInformation”> <h1>Personal Information</h1> <label for=”txtfname”>First Name:</label> <input id=”txtfname” name=”txtfname” type=”text” […]

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Mastering Development

How to read the float from a file and display the average in Python

I am trying to convert from string to float. I am pulling the text from a file. Any help or hints would be greatly accepted. I am a newbie on coding. Thanks in advance. def main(): name =[“”,””,””,””,””,””] lname = [“”,””,””,””,””,””] grade = [0,0,0,0,0] #total = 0 #count = len(name) #average = total / count […]

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Mastering Development

F#: How to examine content in a n-tuple and return true or false?

Consider this F# code: let isSalary employee = let (fName,lName,Occupation,Department,SalaryType, HoursPerWeek, AnnualSalary, HourlyWage ) = employee SalaryType = “Salary” if(employee.SalaryType = SalaryType) then true else false Im getting errors in here, any fixes to it?

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Development

How do I take user entered data from HTML forms in a JSP file, and enter it into a mysql database using a java class?

So this is a project for my high school computer science class and my goal right now is to make a registration page, which stores its data inside a mysql server. So far, I’ve been able to connect to the database from java and also store data into it, but only when its been hardcoded […]

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Development

Read from binary file and convert to Text File [duplicate]

I have this input file “.dat” contains Students ID , fName , lName , and GPA but in a binary way (like this) Input File I need to read it and convert it to .txt file “As readable” This is my code but something is wrong I think. When I run it says > invalid […]

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Development

How to pass parameters from one component to another in router.push() (Vue.js)?

I am implementing a function where a user clicks on the edit button(present inside a row) all the details from that row should get passed to form component where I should get default values of these fields from the parameters. I’m not sure how to implement this… Can anyone suggest a solution? ———-inside table component—————— […]

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Development

Exception thrown: write access violation. this->classRosterArray was 0x1110112

I am trying to parse a long string and create a new object in the array of pointers. Unfortunately I am stuck and have not been able to move past this. if (degree == Degree::NETWORKING) { classRosterArray[LastStudent] = new NetworkStudent(sID, fName, lName, eAddy, age, nDays, degree); cout << “Network Student added.” << endl; } else […]