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1, in your mobile phone to open small love, and then click on the interface "chat" option, open into
2, now we find a to delete the chat record, as long as the finger length by the current chat record until the pop-up "delete", such a single record deleted, if you want to bulk delete we can chat window in the upper right corner of the "arrow" select "Sweet R
Single Chat record deletion:
1, we open the MO after entering will see a "message", into the message interface we find to delete the chat record, so the chat record is shown here.
2, and then find chat records, we find to delete as long as you want to delete the chat record, in the pop-up "delete" two words,
I have been not familiar with the differences between Delete and delete [] in C ++. Today I encountered it. I checked it online and reached a conclusion. Make a backup to avoid loss.
C ++ tells us to use Delete to reclaim the memory space of a single object allocated with new, delete [] is used to reclaim the memory
Here are some of the information found online to solve this problem:Get this job_id first:USE [msdb]GO/****** Object: Job [dbbackup_diff.Subplan_1] Script Date: 04/08/2015 10:22:46 ******/@job_id=N‘588acfb8-630b-41c3-aa47-90d3671bda90‘@delete_unused_schedule=1GOAccording to job_id to subplan_id:select subplan_id FROM msdb.dbo.sysmaintplan_subplans where job_id=‘588acfb8-630b-41c3-aa47-90d3671bda90‘subplan_idFE56B397-4704-4AA7-BE49-767C1574E7D0Remove subplan_id from system tables Msdb.dbo.sys
One, delete a single macro
1, on the Tools menu, point to Macro submenu, and then click Macros.
2. In the Macro name box, click the macro (macro: an action or a set of actions that you can use to automate tasks.) You can record macros in the Visual Basic for Applications programming language. ) is named.
If the macro does not appear in the list, select a different document or template template: refers to one or more files that contain structures an
To delete the QQ bound account number We just install QQ Mail Mobile phone version and then open to enter, click on the right side of the three points can be a step-by-step operation, specific details as shown below.
1. Click on mobile QQ mailbox top right-hand Corner "... 】
2. Select the "Settings" option, as shown below
3. Click on the first line of the account
4. Click "Delete Ac
The first step: Pay treasure friend function at the top of a portrait icon, such as we open mobile phone in the phone Alipay app, click Pay Treasure Home page of the villain icon.
Step Two: Then here you will see your Alipay contact list and click the buddy bar you want to delete.
The third step: This still cannot delete, we in the personal details interface we click in the upper right corner of
Video Chat message removal method is very simple to enter the chat message interface and then slide left to delete, this method is also very popular in the app Oh.
1, open the live broadcast, click on the upper right corner of the "button", and then to delete the chat message to the left to pull
2, click "Delete" can
The deletion of this mess
1 in the Millet Mobile desktop We click "Settings" to enter after the "Contact" button click to enter (as shown below)
2 in the Contact interface, we click "Contact finishing" to enter and then click "Bulk Delete Contact" Open entry effect is as follows: (as shown below)
3) Now we select the contact to delete, then click "Delete" after the pop
Win10 Pagefile.sys How to delete? In the WIN10 system, there is a user response C disk or multiple disks exist a file named Pagefile.sys, very large, what is the file, you can delete it? Pagefile.sys is a virtual memory file in Windows system, which can improve the speed and stability of system by establishing virtual memory in the system. So small series is not recommended to
Label:MYSQL-HHOSTNAME-PPORT-UUSERNAME-PPASSWORD-E mysql-related SQL statements without running MySQL at the prompt of MySQL, which means you can manipulate MySQL in the shell. #!/bin/Bash HOSTNAME="192.168.111.84"#数据库信息 PORT="3306"USERNAME="Root"PASSWORD=""DBNAME="test_db_test"#数据库名称 TABLENAME="test_table_test"#数据库中表的名称 Create a database Create_db_sql="CREATE database IF not EXISTS ${dbname}"
-h${hostname} - P${port} -u${username}-p${password}-e"${create_db_sql}" Create a table Create_tabl
Translated from: http://www.tqcto.com/article/recommend/142.htmlFunction: Delete all subdirectories and files in a directory and directory knowledge point: File.delete () used to remove "A file or empty directory" ! So to delete a directory and all the files and subdirectories in it, recursively delete the code example as follows: java.io.File;DeleteDirectory
Use dB;
-- List all tables in the current database
Show tables;
Show tables like's % ';
Create Table Name
(
Column name type modification constraints,
Sid int (3) unsigned zerofill primary key auto_increment
Sgender Enum ('male', 'female ', 'confidential') default 'male'
) Engine = MyISAM default charset = utf8;
-- Create a table
Create Table if not exists s
(
Sid int (3) unsigned zerofill primary key auto_increment,
Sname varchar (5) not null,
Sgender Enum ('male', 'female ', 'confident
1. Two Ways to delete table data
A. Delete * From my_table;
B. truncate table my_table;
2. Delete the entire tableDrop table my_table;
How can we recover tables accidentally dropped? In fact, Oracle also has a similar "recycle bin"
For example, you accidentally deleted the my_table table.Drop table my_table;When you use the SELECT statement to query this
Method One: Press DELETE
When you encounter a blank page in Word, the DELETE key is generally resolved.
Method Two: Delete page breaks
Sometimes the blank page is rather stubborn, the delete key can not compete with it, then the general problem appears in the "Page break." Just
Specific steps1. Log on to the micro-letter on the phone, as shown in the following figure.
2. Then we clicked our avatar into the micro-letter backstage.
3. In the micro-mail we will see the "My album" option, as shown in the following figure.
4. Here we can find the photos we want to delete. Click Enter.
5. Click on the ellipsis above to see a variety of designs. which has a deletion, we click Delete.
C ++ 11: "= delete", 11 delete
1 default Function
Design a class with no member function and only member data)
class DataOnly {private: std::string strName; // member data int iData;};
1.1 special member functions
The C ++ 98 compiler implicitly generates four functions:Default constructor,Destructor;Copy constructor,Copy assignment operator
In addition to the four functions, the C ++ 11 com
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