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cannot terminate an externally created thread?The VCL have a new Texternalthread class which derives from TThreadAnd can be attached to a existing Win32 thread object by filling inThe Handle and ThreadID properties using the GetCurrentThread () and GetCurrentThreadID ()WIN32 API functions instead of creating a new thread object by calling the Win32 API CreateThread () function.The error you is seeing can only occurIf you is calling Terminate () on a t

Close a form today and report an error like "You cannot call invoke or BeginInvoke on a control until the window handle is created." "This doesn't have to be a lot of thinking, it must be that place is not released."Since we have encountered this problem, we should not say the problem itself, but say something else.WinForm most common is the DataGridView this control, regardless of rewriting or how, a lot of data operation is to use DataGridView to sh

There are three ways to create Uiviewcontrller:1. Created directly via Alloc init.2. Create from the story version.3. Through the Xib file description.This is APPDELEGATE.M's content. //The color of window is greenSelf.window =[[UIWindow Alloc]initwithframe:[uiscreen mainscreen].bounds]; Self.window.backgroundColor=[Uicolor Greencolor]; /** First: Directly alloc init to create a controller, the controller will automatically create a view, there is no

I have created a Cookie in a function, but can I not recognize it in another function? I created a Cookie in function a, but I did not recognize it in function B. later, I created another Cookie with the same name in function B, the browser found two cookies with the same name! Shouldn't Cookei be unique? How can there be two? My function B only recognizes the co

Write code when you touch android.view.viewrootimpl$calledfromwrongthreadexception:only the original thread that created a view Hierarchy can touch its views. This exception.The exception means that only the thread that created the view can manipulate the view, and it is common to assume that the view is created in a non-UI thread before this error occurs.But thi

1. Create two external files in 1.txt and 2.txt with only one data. 2. Create a logical directory and perform proper authorization: SQL> create directory ztj1_dir as 'C: \ ztj1 \'; Directory created Then, manually create the actual directory in the physical path, for example, create the ztj directory folder under drive c. SQL> grant read on directory ztj1_dir to scott Authorization successful SQL> grant write on directory ztj1_dir to scott Authorizati

How can we determine whether a cookie has expired or has not been created? now we want to integrate it with a third-party system and share it with cookies! Cancel synchronization now! That is, our system determines the status of the cookie value of a third-party system to execute a certain statement! If the cookie is set to expire, statement 1 is executed. If no cookie is created, statement 2 is executed! I

I have created a Cookie in a function, but can I not recognize it in another function? I created a Cookie in function a, but I did not recognize it in function B. later, I created another Cookie with the same name in function B, the browser found two cookies with the same name! Shouldn't Cookei be unique? How can there be two? My function B only recognizes it. I

We know that creating an index for a table can accelerate the query speed of the table and enhance the uniqueness of the table's columns. We also know that adding a primary key to a table can automatically create a clustered index on the primary key column, or adding a unique constraint to a table will automatically add a unique cable. Indexes created using the primary key and unique constraint cannot be deleted using the drop index. See the following

How Java object objects are created [reproduced]@author http://blog.csdn.net/mhmyqn/article/details/7943411Explicitly create an There are 4 ways to explicitly create an object:1. Constructor : Create an object with the new statement, which is the most common way to create an object.2. Reflection : Using the Reflection method, call the Java.lang.Class or Java.lang.reflect.Constructor class newinstance () instance methods.3. Clone : Invokes the ob

Quirky 8.2 has been released as a sister project for Puppy Linux and is a Linux distribution created with a custom tool called Woof.The new version, Quirky 8.2, runs on a 64-bit x86 computer and provides incremental improvements to the previous 8.x version.The code for the Quirky Linux 8.2 x86_64 is ' Xerus ', built using Ubuntu 16.04.2 binary packages, so Xerus is compatible with all Ubuntu repositories.650) this.width=650; "src=" Http://www.linuxpro

Model: 1. Change the model file name and the class name to the corresponding table name _ model2, and change $ this-> table_name = 'table name' in the constructor '; the table names mentioned here are all modules: 1, which removes the phpcmsv9 table name prefix, and changes the module folder name to its own English name. Generally, the table name is the same as the "Install" folder: 2, change the file name under ages/ZH-CN to the module name. lang. PHP can delete this file and the ages folder on

Configure bitsCN.com for the number of temporary files created on the MySQL server How many temporary files can be created on the MySQL server? The following gives a detailed analysis and discussion on the reasonable configuration of the number of temporary files created on the MySQL server for your reference. Mysql > Show global status like '

Uiviewcontroller is created in three different waysThe first creation method is created directlyZywviewcontroller *VC = [[Zywviewcontroller alloc] init];Vc.view.backgroundColor = [Uicolor Bluecolor];The second creation method is created by storyboard Uistoryboard *testbodard = [Uistoryboard storyboardwithname:@ "Test" Bundle:[nsbundle Mainbundle]];//Get The Init

Functions created by create_function Use PHP's built-in function to create_function the created function. Create_function (' $item ', ' return $item; ') Let me ask you something. Why do you create the function parameter list and function body with quotation marks?? Reply to discussion (solution) String Create_function (String $args, String $code)Two parameters are all strings The arguments that are

Java: use static fields and constructors to query the number of created objects. java Constructor Problem: using static fields and constructors of a class, we can track the number of objects created by a class. Please write a class and you can query it at any time, "How many objects have you created ?". Program Design ideas: Use static variables to specify a coun

it is implemented through a transfer handle?I encountered a problem when using the following code:Void cmainframe: onmenu_start (){...Hwnd = getsafehwnd ();Afxbeginthread (mythread, hwnd );...}Uint mythread (lpvoid pparam){Cmainframe * pmainfrm = (cmainframe *) (cwnd: fromhandle (hwnd) pparam ));...}Pmainfrm is obtained through the thread during execution, and access to its members is abnormal.Netizen: hewwattThe general reasons are as follows:1. Most of the mfc classes are not thread-safe, and

creating a form handleWhen the window is created, the window does not create a handle, only Application.Run (form) or form. Show () is followed by a handle, that is, the window only displays or starts the message loop before the handle! If the form is created, the form is called in the main thread. Handler, if the handle has not yet been created, referencing the

Recently write a small project yourself practiced hand, create a thread to fetch data from the network and then display it on the Recyclerview. The page can be displayed when it is written, but sometimes the requested data is displayed, sometimes not. Click on Android Monitor to see that there is a hint:Only the original thread, created a view hierarchy can touch its views.The exception means that only the thread that

Originally want to use batch processing, think of time is too troublesome ... Immediately install PowerShell look at the help document, which has an example: The following command looks up the last modified date in the Program Files folder later than October 1, 2005 and neitherAll executables less than 1 MB and less than MB (test found unable to run-_-!) ： Get-childitem-path $env:P rogramfiles-recurse-include *.exe | Where-object '-filterscript {($_. Lastwritetime-gt "2005-10-01")-and ($_. Le