garp frm

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Learn WinForm third-party interface WeiFenLuo.winFormsUI.Docking.dll

voidForm1_Load (Objectsender, EventArgs e) {Form2 frm=NewForm2 (); frm. Show ( This. DockPanel1); //form Form2 Add to left edge of main formfrm. Dockto ( This. Dockpanel1,dockstyle.left); }} Add a right-click event to the main form, set DockPanel Contentmenuscrip to drag Menuscrip, form to add /// ///Close all Forms/// /// /// Private voidMenu_window_closeall_click (Object

Using delegates and events and interfaces to implement values between multiple forms

The general process by which a delegate implements multiple-window-pass values is1. Create delegate type private action2. Create Form object childfrm frm = new childfrm ();3, to delegate registration method (append), note here The method is the form of the method namely frm. method Aftermsgsend + = frm. settext;//the delegate registration method before the form o

Inline editing of the DataGrid, Cascade of ComboBox.

Select a province and the information in the city will change accordingly. When the value of the first ComboBox changes, accessing the server, getting the data and assigning it to the second ComboBox, fetching the data is an AJAX time, and the second ComboBox object is obtained in the first ComboBox:. $.get (ctx+ ' region/ajaxregionlist.html ', {parentid:newvalue},function (data) {var ed=$ ("#" +frm+ "#addresstest"). DataGrid (' Geteditor ', {Index: $

Every day to improve a little MySQLmyisampack_MySQL-mysql tutorial

examples1. myisampack compression table [Root @ localhosttest2] # ll-tr Total usage 180 -Rw ---- 1 mysql 65 July 16 16:40 db. opt -Rw ---- 1 mysql 8556 July 16 16:46 t1.frm -Rw ---- 1 mysql 1024 July 16 17:29 t1.MYI -Rw ---- 1 mysql 161742 July 16 17:29 t1.MYD [Root @ localhost test2] # myisampack t1 Compressing t1.MYD: (23106 records) -Calculating statistics -Compressing file 85.68% [Root @ localhosttest2] # ll-tr Total usage 44 -Rw ---- 1 mysql 65

MySQL Online DDL Improvement and Application, mysqlddl

temporary table(This process is not sorted) After the copy is completed, the read operation of the original table is disabled, that is, the original table does not provide the read/write service at this time. Perform the rename operation to complete the DDL Process Inplace method (fast index creation, only for index creation and deletion) Create a temporary frm File Lock the original table. DML is not allowed and query is allowed.

Implementation code in C # that allows a control to be displayed in full screen

. Addeventkeyup (c); } } } void Control_keyup (object sender, KeyEventArgs e) { if (E.keycode = = keys.escape) { if (control!= null) { setparent (Control. Handle, the original parent. Handle); control. Dock = DockStyle.Fill; } } } the modified code is as follows: Copy CodeThe code is as follows: control. Dock = Dockstyle.none; control. left = 0; control. top = 0; control. Width = Screen.PrimaryScreen.Bounds.Width; control. Height = Screen.Primar

Using the. NET framework classes instead of API calls (i)

sample form or add new values, you need to run the following code: Private Sub Addoredit (_ ByVal Rd as Regdata, _ ByVal Mode as Frmaddvalue.accessmode) Dim reg as RegistryKey = Regi Stry. LocalMachine Dim frm as New frmaddvalue (Mode) frm. keyname = Rd. Value frm. KeyData = Rd. Data If frm. ShowDialog () = DialogResu

Implement custom input box via message (INPUTBOX)

form WndProc implementation of custom message processingvoid __fastcall Tfrmmain::wndproc (tmessage msg){if (msg.msg = = My_input_box){Msg.wparam0: Normal mode, 1: Password box modeMsg.lparam0: Normal mode, 1: Pattern with picturesTform *frm = screen->forms[0];if (frm!= this)//input Box form{Setting the font for the input dialog box to be the same as the main form, we recommend that you set the main form f

How MySQL removes temporary tables that begin with "#sql-"

Author:skateTime:2014/09/28How MySQL removes temporary tables that begin with "#sql-"Symptom: After rebuilding the index, it is found that the MySQL server's disk space is almost full.Rebuild the index with the following commandMysql> ALTER TABLE Skatetab add unique index (ID, UID), drop primary key, add primary key (UID, id);In the process of rebuilding the index, because of insufficient space, the MySQL server reboot, after the restart found that the space is less than 100G. Then see which dir

MyRocks DDL principle and myrocksddl Principle

. Apart from the transaction of index operations, there are also several transactions involving data dictionary operations. Therefore, the entire DDL operation is not an atomic operation. For example, after the dictionary-related operations are submitted in step 1 of the execution phase and the instance crash is completed, the dictionary operations are left in the system Column family. However, from the business perspective, it does not affect. The mysql_inplace_alter_table described above conta

FormValid0.5 is released, with examples of ajax custom Verification

The latest update changes. When the input component name contains [], a JS error occurs when the focus is moved to the component. This is the case only for IE, and no good solution is found, I just excluded this situation, that is, when the component name contains [] and the focus is not moved up, please contact me if there is a good solution.Demo8-ajax user-defined verification with jqueryDownload: formvalid.zipCopy codeThe Code is as follows:/** Copyright (c) 2006-2008 coderhome.net* All right

WinForm effects: Make two forms active at the same time

Windows API, when a form is activated, send a message to another[CSharp]View Plaincopy Using System; Using System.Windows.Forms; Using System.Runtime.InteropServices; Namespace WindowsApplication43 { Public partial class Form1:form { Form frm =null; Public Form1 () { InitializeComponent (); This .Activated + = form_activated; } const int wm_ncactivate = 0x86; const int wa_ac

MySQL data file description _ MySQL

time in innodb_data_file_path. The file size can be specified or automatically expanded, but Innodb limits that only the last ibdata file can be configured as the automatic extension type. When you need to add a new ibdata file, you can only add it at the end of the innodb_data_file_path configuration, and you must restart MySQL to add ibdata. 1.2 ". frm" file Table-related metadata (meta) information is stored in the ".

Innobackupex record details of different backup methods

locked during Backup. 2>/tmp/mysqlbackup. log stores the output information in the backup process to/tmp/mysqlbackup. [root @ Slave02 tmp] # cd/data0/backup/mysql/--- verify the backup file [root @ Slave02 mysql] # ll total 20 drwxr-xr-x 4 root 4096 Mar 28 2013-03-28_10-10-45-rw-r -- 1 root 83 Mar 28 stderr-rw-r -- 1 root 0 Mar 28 stdout [root @ Slave02 mysql] # cd 2013-03-28_10-10-45/[root @ Slave02 2013-03-28_10-10-45] # ll total 469520-r W-r -- 1 root 363 Mar 28 backup-my.cnf-rw-r -- 1 root

How to restore the MySQLInnoDB table structure

What is the restoration method for the MySQLInnoDB table structure? The following describes how to restore the MySQLInnoDB table structure. If you are interested in this, take a look. MySQLInnoDB Table Structure Restoration: assume that the MYSQL database has crashed. Currently, only frm files of the corresponding table are available. As we all know, frm files cannot be edited by text. What is the restorati

Data table representation in the system _ MySQL

Data tables in the system are represented by the following MySQL data table types: ISAM, MyISAM, MERGE, BDB, InnoDB, and HEAP. Each data table has a different representation in the file system. one thing in common is that each data table has at least one. frm file that stores the data table structure definition. The following describes each data table file: The ISAM data table is the original data table with three files: .

Embedded subform, program main form Design example in C#winform window inside panel container

upper and lower structure, the top is the navigation bar, followed by the top form section, the Center content part of the center, the bottom is the bottom navigation panelCan specifically write a method to do the display form1 /// 2 ///Show Form3 /// 4 /// 5 /// 6 Public voidShowForm (System.Windows.Forms.Panel Panel, System.Windows.Forms.Form frm)7 {8 Lock( This)9 {Ten

Form programs prevent repeated opening of child forms

Public Void Showmdi ( String Frmname) { Foreach (Form mdifrm In This . Mdichil.pdf) { If (Mdifrm. GetType (). Name = frmname) { Mdifrm. Activate (); Mdifrm. bringtofront (); Return ; } } Form FRM = Null ; Switch (Frmname){ Case " Inputcodefrm " :FRM = New Inputcodefrm (); Break ; Case " Weightfrm " :FRM = New Weightfrm (); Break ;} If (

Jquery assigns a value to input.

> 17 Div > 18 Div ID = "Windata-buttons" > 19 A Href = "Javascript: void (0 )" Class = "Easyui-linkbutton" Iconcls = "Icon-OK" Onclick = "Savedata ()" > Save A > 20 A Href = "Javascript: void (0 )" Class = "Easyui-linkbutton" Iconcls = "Icon-cancel" Onclick = "Javascript: $ ('# windata'). Dialog ('close ')" > Cancel A > 21 Div > 2. Set Functions 1 Function Initcontrol (){ 2 $. Get ('.. /Source/m

Javascript retrieves the checkbox selected value from the gridview

// /Function: determines whether a selected item exists; // /Parameter: FRM-current form; idval-ID of the checkbox to be searched; // /Return Value: True/false; // /Call: Onclick = " Javascript: Return confirmsel (this. Form, 'chksel '); " > // /Note: 'chksel '-controls with IDs containing 'chksel' are determined; Function Confirmsel (FRM, idval){ // Loop through all el

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