how to perform traceroute

);//instantiating an adapterDataTable DT=NewDataTable ();//instantiating a data tableMyda. Fill (DT);//Save DataDatagridview1.datasource= DT;//set to DataGridViewConn. Close (); //To close a database connection } } Catch(Exception ex) {MessageBox.Show ("error message:"+ ex. Message,"error occurred"); }}Note: You need to declare before:using System.Data.SqlClient;Interested can try to modify the query statementSELECT * FROM s024 (your table name)Replace some of these variables with B

1. Description of the situationWith the SQL Server Database Replication Wizard, it is easy to copy a database from one server to another, and the steps are simple.However, "Execute SQL Server Agent job Error" often occurs in the actual operation process, click to see the details will prompt "Job failure for more information, please check the event log on the target server."2. Treatment optionsThe general reason for this behavior is that the permissions of the SQL Server Agent service for the tar

Tags: image file src ase order html get GIF URLOracle's reverse engineering refers to importing databases in Oracle, or, of course, databases in SQL Server into PD, which requires a link to a database and then reverse-engineered operations.First step: Establish a link to the database:PowerDesigner establishes a connection to the database to generate the database and generate it from the database into PD. [Oracle version 10G]PowerDesigner establishes a connection to the database to generate the d

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

error.11.nrpe:command ' check_disk ' not defined processing, configuring Check_disk commands and alarms in the client's nrpe.cfgCommand[check_disk]=/usr/local/nagios/libexec/check_disk-w-P/C-W -p/boot #指定检查特定的分区, set the alarm, verify the percentage.#command后面的中括号内, is the Nrpe command defined. This command is invoked on the server side, and then executed at the client, and it is understood that this command is a long string of aliases after the equals sign.12. Restart the Nrpe of the clien

executed from the first to the first, and the remainder of the analogyWhen F1 is */n, it is performed once every n minutes, and F2 is */n for every n-hour interval, with the remainder of the other analogyWhen F1 is a, B, C,... A, B, C,... Minutes to execute, F2 for a, B, C,... The time indicated that the first, B, c ... Hours to execute, and the rest of the analogyThe user can also store all the settings in the file file, using the crontab file to set the time schedule.Example:#每天早上7点执行一次/bin/l

Not long ago, because the project needs to write a shell script to start other programs, because the work is busy, debugging to the technical support staff, also did not pay attention to.To later, there are several servers suddenly restarted, this time the leader asked, how to boot the script did not work, but also was granted a meal, hey, do things out of the question, deserved!And check it out, and never find out why,Manual execution is correct, in the exclusion of permissions and scripting pr

Here authorization seems to require other users to give this db2admin authorization, I use administrator for Db2admin authorization success, the authorization code is as follows:CONNECT to Ahfwork; GRANT CONTROL on the package nullid. DB2L2H1A to USER Db2admin; GRANT Bind,execute on the package nullid. DB2L2H1A to USER db2admin with GRANT OPTION; CONNECT RESET;There is also a control center interface to operateDB2 Export DDL Error: sql0551n "Bd2admin" does not have the necessary permissions or p

Which of the following is difficult for Android to perform unit tests?-part2 Where is it difficult to perform unit tests on Android? In part1, I will tell you that even code written by Google cannot be tested. Specifically, what I really tell you is: there is no way to perform a unit test in the onStop () method of SessionDetailActivity, and a detailed explana

Which of the following is difficult to perform unit tests on Android?-part2, android-part2 Link to the original article: Why Android Unit Testing is so hard Author: Matthew Dupree Source: Development Technology Front Line www.devtf.cn Translator: chaossss Proofreader: tiiime Status: complete Where is it difficult to perform unit tests on Android? In part1, I will tell you that eve

When you open a Word document, you will get a "language unrecognized" dialog box. When you select OK, and then select No, the next time you open the Word document will appear. So, he and small knitting asked if there is any way to solve, if you also encounter this problem, together to look at today's: to solve word can not perform language recognition Method! Word cannot perform the Language Re

Previous Article MyBatis Introductory Learning Tutorial (a)-mybatis QuickStart We talked about how to use MyBatis to query the data in the Users table, which is a preliminary introduction to MyBatis. Explain today how to use MyBatis to perform CRUD operations on the Users table. Before you run the theme, you should add some basic knowledge about MyBatis and crud. What is MyBatis? MyBatis is an excellent persistence layer framework that supports comm

extends:http://zhiweiofli.iteye.com/blog/1539467One of my Android project development stage has been running well, until the eve of the launch, in a running Android 4.03 system mobile phone run but reported an exception, resulting in force Close:java.lang.IllegalStateException:Can Not perform this action after onsaveinstance!First of all, I need to know some of my project's basic situation, the UI structure is tabactivity contains 5 tabs, each tab is

Quick guide:steps to Perform Text Data cleaning in PythonintroductionTwitter has become a inevitable channel for brand management. It has compelled brands to become more responsive to their customers. On the other hand, the damage it would cause can ' t be undone. The character tweets have now become a powerful tool for customers/users to directly convey messages to brands.For companies, these tweets carry a lot of information as sentiment, engagement

Written in front: as an entry-level rookie, when the project cut the environment with NODE,VUE,ES6, found to learn to understand the things there are too many, before even promise is a nothing to know.Turned over the book said promise is abstract asynchronous processing of objects and its various operations of the component, a little abstraction to understand is not AH ~ So consulted the great GodSimply put: Each asynchronous request immediately returns a Promise object, and because it returns i

Use Stack to perform operations on the integer value's arithmetic expression string C #, Here, if you perform an operation on the expression "(6 + (7 + 8)-9) * 9 + 8/2)-3)/2. Those who have been familiar with this class know that this expression has an operator priority and cannot perform operations from left to right. We use the OperandStack and OperatorStack op

Use the pandas framework of Python to perform data tutorials in Excel files, Introduction The purpose of this article is to show you how to use pandas to execute some common Excel tasks. Some examples are trivial, but I think it is equally important to present these simple things with complex functions that you can find elsewhere. As an extra benefit, I will perform some fuzzy string matching to demonstrate

ASP. net mvc Tip #13-Perform unit tests on custom routes Address: http://weblogs.asp.net/stephenwalther/archive/2008/07/02/asp-net-mvc-tip-13-unit-test-your-custom-routes.aspx Translation: Anders Liu Abstract: In this Tip, Stephen Walther demonstrates how to create a unit test for custom routes in your ASP. net mvc application. Stephen Walther describes how to test whether a URL is mapped to the correct controller, controller operation, and operation

The ability to add, delete, replace, and use them in activity to perform other responses to user interactions is a great feature of fragment. Each set of changes you submit to the activity is called a transaction, and you can use the APIs in Fragmenttransaction to execute it. It is also possible to save each transaction to the activity-managed fallback stack and allow the user to navigate backwards (similar to the activity's backward navigation) throu

The use mechanism of Alarmmanager is called the global timer, and some call it an alarm clock. Through the use of it, the personal feel called the global timer is more appropriate, in fact, its role and timer a bit similar. There are two similar usages: (1) Perform an action after a specified length of time (2) perform an operation periodicallyAlarmmanager objects are used in conjunction with intent, you ca