Software Development Forum

Hi i am getting the following error in a php program i am using PHP Warning: A non-numeric value encountered in xxxxxxx db_connect.php on line 60 // find age if(! function_exists('Age') ) { function Age($birthdate) { return date("Y") - substr(trim($birthdate),-4,4); //// THIS IS THE LINE FOR THE SAID ERROR } …

hi,I'm trying write a AI calculator program on Python ,can help me how to start write this coding

Hi all I Have a CalendarvProject with a 3rd party Calendar control. the application was working fine untill I upgraded the Calendar Control . When I opened the solution two references were no longer availabe, so I had errors. One of the references was ExtremeCalenderControl the other AxXtremeCalendarControl. I was …

which code can i use to make enemy shoot at the player non stop and when the bullet catches the player the health decreases any kind of help i appreciate - pygame

Hi, This is my first time using vectors. I'm trying to print some data that is stored in a structure vector but whenever the code gets to printing the data which is in double loop it crashes. I have located the error but i am ensure how to resolve it. …

I am doing a project that must convert each string in X to an integer and save it in the corresponding location in Y. A dollar sign is used to mark the end of a string. I have 90% of the code, but it only works for the first string …

Hi, guys i am trying to create a String in the Windows Registry to imput some nice Proxy Adress. But i failed to input the correct datatype. I do not have any problems with Type (DWORD)... But (REG_SZ) has not work. Can someone tell me how can i input in …

I have downloaded visual studio 19 and need advise on tutorial for beginers. I tried one tutorial and I think it was made for an older version of the program since it said things woul look a certain way but they did not.

I need with with a section of my assignment where it asks to take four first attempt module results (i.e. all module average, ISM module average, number of compensentable failed credits and number of outright failed modules) as parameters and returns the degree classification (e.g. “distinction”, “merit”, “pass” or “fail”). …

I'm new to Android Studio and Java and I'm trying to display a dynamic battery percentage on multiple activities, but it is only showing on the main screen. I am also trying to do the same thing with displaying time. I am trying to get it work with my second …

Hi guys, I was trying to test a method which takes a user input, does something and then returns that input but I'm having some issues with it. I've attempted a few solutions, mostly described in SE, I will leaave them out of this post and discuss instead the one …

[COLOR=Indigo]Hey I'm pretty new to C++. I'm taking a class on it now but I don't know how to make sounds in C++... I've done QBasic so I have a little programming background. I'm right now thinking of what to do for a program, and it largely depends on if …

I'm doing a small antivirus software in VB.NET, which uses MD5 hashes to scan through the files from a computer. However, I noticed if I add more hashes into the text file which is used for the scan process, the form becomes unresponsive and crashes afterwards. I've tried doing this …

I want to create a triangle with Windows Form in Visual Studio (c# code). In Form1 I have 3 textboxes that the user enters the lengths of the sides of the triangle and 1 "Enter" button. When the button is pressed, Form2 is opened and a triangle is drawn when …

Hi Guys. I'm getting bored, and so I'm looking at Python for a new challenge. I hoped to be able to use my Java NetBeans IDE to avoid an IDE learning curve, but it seems that NetBeans support for Python died years ago. So, all you Python gurus... what do …

I keep getting CircleInformation.java:13: error: cannot find symbol float circumference = 2 * (PI * radiusF) ^

Guys, What is wrong with my compution here when "hrs" entered is 45? The end result expected si 498.75 but it keeps failing to compute second portion correctly (please see below and attached screenshot). hrs = input("Enter Hours:") h = float(hrs) OvrTimehrs = float(hrs) - float(40) HourlyRate = input("Enter Hourly …

I'm looking for a way to attach listener to a C# variable, so that every time its updated or read, it will execute a function which will go on and process their own variables. I know of the means described below but I'm looking for something that would work like …

Hi, I have one form with multiple reading data (using BindingSource) and I want to store those data + some text entry to third table (also using BindingSource DataGrid) Is it possoble to do that using sql statement ? I have connection to database. Picture is to show what I …

Hi everyone, I am working on an app and trying to create a corrector and I am using keyboard module for the correction. I have created a class, which reads pressed events and displays them to screen, and its action are dependent to a variable passed to the constructor. If …

hello, I need to add items in the 'ide' element, so that it looks like the example below saving in XML (thank you!). The example I need: `<ide> <cUF>43</cUF> <cCT>00000004</cCT> <CFOP>6353</CFOP>... </ide>` In the current situation, Im getting only `<cUF>:` <?xml version="1.0" encoding="UTF-8"?> <CTe xmlns="http://www.portalfiscal.inf.br/cte"> <infCte versao="3.00" Id="CTe43120178408960000182570010000000041000000047"> <ide><cUF>43</cUF></ide> </infCte> …

Most of us think of magic links when we hear "passwordless", but I'm trying out a different approach. What if we require our users to SEND an email for authenticating? I've been experimenting with this idea recently and actually got around to building a prototype. This system will work as …

Sorry for the lousy title, "InterProcess Communication" was too long Basically, I'm looking to use the native `_winapi` and `msvcrt` modules to launch an integrated python interpreter and communicate with it over pipes I can't find anything on Google or DDG, and I've been searching for days, but nobody uses …

Hi all, I was recently having a look at the pywin32 module and found a multitude of approaches on how to find the color of a pixel given its coordinates, but was wondering if there was a way to find the coordinate of a pixel given its particular color, either …

Hi, Is there at all a way to sort (numerically) a multidimensional array? I have an array that is as follows `dim points(23,1) as String` The first dimension of the array has the players names in, the second dimension of it has their cumulative points, so I want to sort …

How to play the play list in vlc player by using vb.net code