the admin database to log in and switch on. Create user "USERKK" as in Database "MyDB".Use Admindb.auth ("admin", "admin") with use Mydbdb.createuser ( { User: "Userkk", pwd: "Userkk", roles: [{ Role: "Dbowner", DB: "MyDB"}] }) Db.auth ("Userkk", "USERKK")--------------------------------------------------------------------------------------------------------------- ---Gorgeous split-------------------------------------------------------------------------------------------------------
Given a string, for example: "abaasdffggghhjjkkgfddsssss3444343";1, the byte length of the stringReference code:document.write (txt.length+ "2. Remove the characters from the specified position, such as: 0,3,5,9, etc.Reference code:for (Var i=0;i3. Find out whether the specified character exists in the above string, such as: I,c, B, etc.Reference code:if (Txt.indexof ("I")!=-1) { document.write ("I exist in string 4, replace the specified characters, such as: g Replace with 22,SS to replace w
1. Add UsersFirst, add an ordinary user with the AddUser command, with the following command:#adduser Tommy//Add a user named Tommy#passwd Tommy//Change PasswordChanging password for user Tommy.New UNIX Password://Enter your password hereRetype new UNIX Password://Enter password againPasswd:all authentication tokens updated successfully.2. Give root permissionMethod One: Modify the/etc/sudoers file, locate the following line, remove the previous comment (#)# # allows people in group wheel to run
reverse this operation 3join #将两个文件中包含相同内容的那一行合并在一起 4 Paste #将多个文件合并在一起, and tab-separatedIx. Data Flow Redirection1. Simple redirection1 cmd > name #将cmd1执行的结果重定向到指定文件或指定设备中, replace the original content 2 cmd >> name #类似于 > , but this is appended to the end of the file instead of replacing 3 cmd opposite 4 cmd 2. Redirect to multiple files1 Tee name1 name2 ... #将cmd1的执行结果重定向到标准输出和指定文件中3. Fully shielded command output1 cmd >/dev/null #将命令的执行结果导入" black hole " fil
This article focuses on the lock (lock) used for multithreading synchronization in C # as a research object. Because you want to display the results more intuitively, so, in doing the demo, the multi-threaded through the event UI code also written out, left as a memo and share it. in fact, multi-threaded synchronization, the use of synchronous locking method used several times, today inadvertently see MSDN, recommended by: 1 private static readonly Object locker1 = new Object ( ); 2 Private Rea
BuildLinux under Rpm-qa |grep vsftpd see if installing Yum installation is not installed/etc/vsftpd/directory with vsftpd.conf configuration fileConfigure whether to use anonymous users and whether file directory permissions are writable, as requiredSpecify a directory for the user.Configure useradd-d/root/123 user123 to the user123 user by configuring the directory on the command line/root/123Then add a password to the user passwd user123After connecting to the FTP file upload or other operatio
For familiar with the front-end development of small partners, I believe that the jquery must be no stranger, compared to JavaScript tedious, jquery more concise, of course, simplicity does not mean simple, we can use jquery to complete our want to achieve full functionality, Here for the white guys to share a bit about jquery events and documentation operations, so that small white to quickly start.
First, the event operation:
Two, document acti
string in the terminal to represent a color or other meaning 31m: Represents a red font (41m is a red background) 36m: Indicates a blue font 1;43m: Represents a yellow font (1;33m indicates a yellow font) [\e[0m]: It finally restores the color to the system terminal default colorYou can find more color codes here in Bash prompt HOWTO, and even allow characters to reverse and blink! I don't know why earth people have this idea, but you can do it!So what does your favorite custom prompt look like
;Pass_warn_age 7 Note:## Min/max values for automatic uid selection in Useradd#Uid_min 500 Note: The minimum UID is 500, that is, when adding a user, the UID is starting from 500;Uid_max 60000 Note: The maximum UID is 60000;## Min/max values for automatic gid selection in Groupadd#Gid_min 500 Note: GID is starting from 500;Gid_max 60000## If defined, this command was run when removing a user.# It should remove any at/cron/print jobs etc. owned by# The user to be removed (passed as the first argu
note that the data stored by Tempdataprovider must have user independence.The Itempdataprovider interface definition is simple:1 Public Interface Itempdataprovider 2 {3 idictionarystringobject> loadtempdata ( ControllerContext controllercontext); 4 void Savetempdata (ControllerContext controllercontext, idictionarystringobject> values); 5 }In Mvcfutures, you can also find a cookietempdataprovider that provides the implementation of storing tempdata in
(String aliyunossaccesskeysecret) {This.aliyunossaccesskeysecret = Ali Yunossaccesskeysecret; } public String Getaliyunossbucketname () {return AliyunossbuckEtname; } public void Setaliyunossbucketname (String aliyunossbucketname) {this.aliyunossbucketname = Aliyunossbucketnam E } public String Getscanpath () {return scanpath; } public void Setscanpath (String scanpath) {this.scanpath = Scanpath; }}PS: There are also some spring built-in events1. This event is triggered when the Con
How to use the jar package for spring integrated MyBatisCommons-dbcp-1.4.jar relies on Commons-pool-1.5.4.jar for DBCP data source configurationMybatis-spring-1.3.1.jar for configuring SqlsessionfactorybeanSpring-jdbc-4.1.6.release.jar New Sqlsessionfactorybean jar package for errorSpring-tx-4.1.6.release.jar two jar packages needed to run a pipe transaction@RunWith (Springjunit4classrunner.class)@ContextConfiguration ("Classpath:applicationContext.xml")The Spring-test-4.1.6.release.jar is used
Button | difference
What is the difference between eight actions in a button?
Solving ideas
In the movie clip control collection There is also an on command that is closely related to our system of flash. This command is designed specifically for the button, which provides eight kinds of button events. They are pressed, slid over, released, slid away, externally released, dragged over, dragged away and pressed. The last one is the event that defi
Skills
Flexible use of "action" and "batch processing" in Photoshop, and then a lot of duplication of work is a piece of cake. Let's take a look at some of the how-to techniques in Photoshop for actions in the batch action.
To add a command after a command in one action, you can select the command, click the Start Record button on the palette, select the command you want to add, and then click the Stop Record button.
After holding down the CTRL key,
To the users of Photoshop software to explain the detailed interpretation of the use of action to automatically handle a large amount of pictures of the tutorial.
Tutorial Sharing:
In this tutorial, we will create a PS action that reduces the length of the image to 1000 pixels and then applies it to several examples. Support PS action and batch Automation operation Photoshop is more than CS3, follow the practice of netizens to pay attention to.
Figure 00
JSP actions use you can dynamically insert a file, reuse the JavaBeans component, advance to another page, or generate an HTML for the Java plug-in. The action you can use is:
(1) Jsp:include--Included in a file when the page is requested.
(2) jsp:usebean--Find or instantiate a JavaBean.
(3) jsp:setproperty--sets a JavaBean property.
(4) jsp:getproperty--inserts the JavaBean attribute into the output.
(5) jsp:forward--allows the requester to move for
Explain1. If first execution, please connect to dbname (under Dbinst user),Perform DB2-TVF $HOME/sqllib/misc/explain. DDL Build Execution Plan table2.DB2 Set Current explain mode explain (under the user of the database)is set to interpreted mode and does not actually execute the SQL command that will be issued below3. Execute the SQL statement you want to parse......DB2 "SELECT DISTINCT RTRIM (market_code), RTRIM (Currency_type), t.* from KS. Branch_param t WHERE param_code= ' 0986 ' "DB2 "Selec
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