Raspberry Pi SSH啟用Root登入

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  1. sudo nano /etc/ssh/sshd_config

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Raspberry Pi MySQL 重置密碼 忘記密碼

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sudo systemctl stop mysql sudo mysqld_safe --skip-grant-tables & mysql -uroot > FLUSH PRIVILEGES; MySQL 5.7.6+     MariaDB 10.1.20+ > ALTER USER 'root'@'localhost' IDENTIFIED BY ' 新密碼 '; MySQL 5.7.5-      MariaDB 10.1.20- > SET PASSWORD FOR 'root'@'localhost' = PASSWORD(' 新密碼 '); sudo kill `cat /var/run/mysqld/mysqld.pid` sudo systemctl stop mysql sudo systemctl start mysql mysql -u root -p 輸入新密碼 For Fun
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[VB.NET]　ListView【新增】

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新增 利用一個副程式去新增一列(可多欄 Example: Dim ListViewTxt As New ArrayList ListViewTxt.Add("Test1") ListViewTxt.Add("Test2") ListView_AddItem(ListView1, ListViewTxt) Public Sub ListView_AddItem(ByVal ListView As ListView, ByVal ItemTxt As ArrayList) Dim ItemSum As Integer = ItemTxt.Count Dim Item As New ListViewItem If ItemSum = 1 Then Item.Text = ItemTxt(0) ListView.Items.Add(Item) ElseIf ItemSum > 1 Then Item.Text = ItemTxt(0) For i = 1 To ItemSum - 1 Item.SubItems.Add(ItemTxt(i)) Next ListView.Items.Add(Item) End If End Sub 刪除 刪除滑鼠所點選的那一項 Example: ListView_DelItem(ListView1) Public Sub ListView_DelItem(ByVal ListView As ListView) If ListView.Items.Count = 0 Then MsgBox("找不到任何項目") Else ListView.Items.RemoveAt...
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