how to check internet connection

Method 1: How to check if your computer is connected to the Internet with C #. it's much more easier that other tutorials I 've seen in other sites. in deed, We're re going to use a simple API function internetgetconnectedstate, to return a Boolean variable. This function takes two arguments: The first one is an integer used with out keyword, that means that after calling the function, the variable wi

Connection Check Your Internet connection with C # by Simohamed Attahri Use C # to detect your network connection How to check if your computer are connected to the Internet with C

Set up ADSL "Internet Connection Sharing" under Windows 98Install network hardware.To build a LAN, of course, the network card is indispensable, I use the realtek8139c 10base-t network card. Each machine installed after a pair of twisted wire and the hub connected to the boot on the hub after the corresponding indicator light on the network Unicom.Set up your network Neighborhood. Starting Window

Operation method is very simple, double-click desktop "Computer" into the Computer Management interface, the following figure. Then we go to the Control Panel-> Network and the Internet as shown in the following image, we click to enter In the above interface we click on the "Network and Sharing Center" to enter, as shown in the following figure. Okay, we're in the open window. Click "Set up a new

Python: Check whether the FTP connection is successful. python: Check the ftp connection. This example describes how to check whether FTP connection is successful in python. Share it with you for your reference. The details are a

1. As shown in our XP system as an example, we click on the computer's desktop "Network Neighborhood" in the Open interface, we click "View the Internet connection" in the following figure. 2. In the Enter interface we click on the left "create a new connection" click on it. 3. Then in the pop-up window we click "Connect to the

detect all versions of ie, and also a range-based detection, in the source code comment coach you how to use.Principle:Dynamically create a div, insert an I tag in the ie condition comment, and check whether the I tag is added to determine whether it is an ie browser. In the while clause, the ie version is repeatedly compared.Let's take a look at this Code:Copy codeThe Code is as follows:Var undef,V = 3,Div = document. createElement ('div '),All = di

condition comment, and check whether the I tag is added to determine whether it is an IE browser. In the while clause, the IE version is repeatedly compared. Let's take a look at this Code:VaR UNDEF,V = 3,DIV = Document. createelement ('div '),All = div. getelementsbytagname ('I'); // This section is easy to understand. Declare variables and create a div to obtain the I Div. innerhtml = '// This is the core. The IE condition annotation is used to c

perfectly detect all versions of ie, and also a range-based detection, in the source code comment coach you how to use.Principle:Dynamically create a div, insert an I tag in the ie condition comment, and check whether the I tag is added to determine whether it is an ie browser. In the while clause, the ie version is repeatedly compared.Let's take a look at this Code:Copy codeThe Code is as follows: var undef,V = 3,Div = document. createElement ('div

, If the computer is already getting the IP address automatically, but the IP address obtained is 169.254.x.x, please disable the computer's corresponding wireless connection and then enable it. Note: If the router DHCP server is not enabled , you need to manually configure the computer with the correct IP address, subnet mask, gateway, and DNS information. Possible reasons : The router inside the start o

;}}};Eventutil.addhandler (window, "online", function () {alert ("Online");});Eventutil.addhandler (window, "Offline", function () {alert ("Offline");});3. Analysis and steps:To detect if an app is offline, listen for events: Online and offline. When the network changes from offline to online or from online to offline, the events (triggered on the Window object) are triggered separately.First: After the page is loaded, it is best to get the initial state through Navigator.online.Second: The moni

Want to use mobile phone internet, and there is no wifi. There's no traffic on the phone. (The main thing is to experience some computers can not download the task) as follows the theme and equipment debugging or something.The steps are simple and take only two steps. The required software tools are as follows:Computer software 1. Millet USB Drive (Win7 system will be installed automatically)Mobile phone software 2. HyperTerminal (Better Terminal emul

This article mainly introduces how to solve the problem of wired connection but no Internet access in ubuntu (ubuntu does not connect to the Internet). If you need it, refer to the following tag: Ubuntu Ubuntu has a wired connection but cannot access the internet. execute t

ADSL broadband users are very concerned about their speed of the internet for how much, in the end is fast or slow. And, there are a variety of software or testing sites to provide services to check the speed of the Internet. However, the speed of the Internet query, is a complex problem, not words can be clear about t

Sometimes you want to know how long you have been running the broadband, how to find it. For example, home broadband today, how many times on the internet, how much time, the number of offline and so these can be found? The most straightforward and easiest way is To the telecom operators (you open an account) of the website, enter the account number, password, successful login, you can query. There's another way to find it on your own computer, but

Windows7 the way the system creates new connections to the Internet. 1. We click "Start" in the computer-"Control Panel" and click Enter to open. 2. Find the Internet option in the Open interface, and then we double-click it and click Internet Options in the pop-up interface as shown in the following image. 3. Then in the Open

Another project error is reported today: Timeout expired. The timeout period elapsed prior to obtaining a connection from the pool. This may have occurred because all pooled connections were in use and Max pool size was reached. The first response is that the brother wrote datareader and did not close it. This does not start to look for datareader in the whole project. Well, let alone, there are two fucking readers working there .... After

Centos6.5 two NICs are configured with one Internet connection and one LAN connection Centos6.5 dual-nic configuration of an On-premises network connected LAN1. Configure DNS Modify the DNS configuration file of the corresponding Nic# Vi/etc/resolv. confModify the following content to set multiple settings: Nameserver 202.106.0.20 Nameserver 114.114.114.1142. Con