C#

private Dictionary<char, int> letters;
        private void textBox1_KeyPress(object sender, KeyPressEventArgs e)
        {
            letters = promesana_rec.GroupBy(c => c).ToDictionary(g => g.Key, g => g.Count());
            if (char.IsLetter(e.KeyChar))
            {
                char keyPressedByUser = char.ToUpper(e.KeyChar);
                if (!promesana_rec.Contains(keyPressedByUser))
                {
                    e.Handled = true;
                    return;
                }
                int inputCount = textBox1.Text.ToUpper().Where(c => c == keyPressedByUser).Count() + 1;
                if (inputCount > letters[keyPressedByUser])
                {
                    e.Handled = true;
                    return;
                }
                e.Handled = false;
            }
         }

Member 1956108 wrote:

vb.net is on its way out

Member 1956108 wrote:

Is C# comprehensive enough to not need an outside 3d function set?

Member 1956108 wrote:

XNA, openGl and others.Some of these are also on their was out

Bastard Programmer from Hell
If you can't read my code, try converting it here[^]

Member 12893928 wrote:

//This line applies a filter to the search specifying a username to search for
//modify this line to specify a user name. if you want to search for all
//users who start with k - set SearchString to "k"
dSearcher.Filter = "(&(objectClass=user))";

dSearcher.Filter = string.Format("(&(objectClass=user)(samaccountname={0}))",userNameVariable);

/// <include file='doc\Label.uex' path='docs/doc[@for="Label.Text"]/*' />
/// <devdoc>
///    <para>
///       Gets or sets the text in the Label. Since we can have multiline support
///       this property just overides the base to pluck in the Multiline editor.
///    </para>
/// </devdoc>
[
Editor("System.ComponentModel.Design.MultilineStringEditor, " + AssemblyRef.SystemDesign, typeof(UITypeEditor)),
SettingsBindable(true)
]
public override string Text {
    get {
        return base.Text;
    }
    set {
        base.Text = value;
    }
}

/// <include file='doc\Control.uex' path='docs/doc[@for="Control.Text"]/*' />
/// <devdoc>
///     The current text associated with this control.
/// </devdoc>
[
SRCategory(SR.CatAppearance),
Localizable(true),
Bindable(true),
DispId(NativeMethods.ActiveX.DISPID_TEXT),
SRDescription(SR.ControlTextDescr)
]
public virtual string Text {
    get {
        if (CacheTextInternal) {
            return(text == null) ? "" : text;
        }
        else {
            return WindowText;
        }
    }

    set {
        if (value == null) {
            value = "";
        }

        if (value == Text) {
            return;
        }

        if (CacheTextInternal) {
            text = value;
        }
        WindowText = value;
        OnTextChanged(EventArgs.Empty);

        if( this.IsMnemonicsListenerAxSourced ){
            for( Control ctl = this; ctl != null; ctl = ctl.ParentInternal ) {
                ActiveXImpl activeXImpl = (ActiveXImpl)ctl.Properties.GetObject(PropActiveXImpl);
                if( activeXImpl != null ) {
                    activeXImpl.UpdateAccelTable();
                    break;
                }
            }
        }

    }
}

OriginalGriff wrote:

nothing that DoEvents would affect

if (value == null) value = "";
if (!WindowText.Equals(value)) {
    if (IsHandleCreated) {
        UnsafeNativeMethods.SetWindowText(new HandleRef(window, Handle), value);
    }
    else {
        if (value.Length == 0) {
            text = null;
        }
        else {
            text = value;
        }
    }
}