Catatan

DataMember property ' ' cannot be found on the DataSource

Imej
Error DataMember property ' ' cannot be found on the DataSource at System.Windows.Forms.List BindingHelper.GetList(Object dataSource, String dataMember) at System.Windows.Forms.BindingSource.ResetList() at System.Windows.Forms.BindingSource.System.ComponentModel.ISupportInitialize.EndInit() Solution https://social.msdn.microsoft.com/Forums/windows/en-US/23327a6d-70b5-47c8-9961-581288825550/datamember-property-cannot-be-found-on-the-datasource?forum=winformsdatacontrols

Apa itu Firewall ?

Imej
Apa itu Firewall ? Cara konfigurasi firewall Perbezaan TCp dan UDP Apa itu Inbound Rules dan Outbound Rules ? Rujukan Difference between TCP and UDP - https://www.tutorialspoint.com/difference-between-tcp-and-udp#:~:text=As%20we%20know%20that%20both,a%20simpler%2C%20connectionless%20Internet%20protocol. What are Inbound and Outbound Rules for Windows Firewall? -  https://superuser.com/questions/48343/what-are-inbound-and-outbound-rules-for-windows-firewall

SQLSTATE[HY000] [2006] MySQL server has gone away

Imej
 SQLSTATE[HY000] [2006] MySQL server has gone away Cara untuk fix isu ni.. 1. Mula - mula check port mysql dulu. Check samada port duplicate atau tidak.  mysql> SHOW GLOBAL VARIABLES LIKE 'PORT'; Rujukan :  How to check what port mysql is running on 2. Allow connection from user and host mysql> GRANT ALL ON *.* to root@'127.0.0.1' IDENTIFIED BY 'root' Rujukan :  Host 'xxx.xx.xxx.xxx' is not allowed to connect to this MySQL server 3. Change definer on view

How to Handle Automatic Updates in Ubuntu

How to Handle Automatic Updates in Ubuntu Google Chrome update itself (without permission) on Ubuntu 12.04

C# Datagridview click specific cell

Imej
 Problem : Solution : How to call Datagridview Cell Click Event in Button_Click private void dataGridView2_CellContentClick(object sender, DataGridViewCellEventArgs e)  {        if (e.ColumnIndex == 5 || e.ColumnIndex == 6)       {             DoWork(e.RowIndex);        }   }

Invalid provider for the NgModule 'AppModule'

Imej
Rujukan https://stackoverflow.com/a/54751202/10763264

Ionic 2/Ionic 3 - How to delete pages and remove app module references

 https://www.techiediaries.com/ionic-delete-pages/