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What is the best way to check for Internet connectivity using .NET?
... Either way, no reason to pull the 4KB back - just use client.OpenRead(url) instead. If it doesn't throw an exception then it was able to connect.
– Josh M.
Mar 27 '11 at 16:50
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Difference between OData and REST web services
...thing with it. The point of Odata is being able to query directly from the URL with
out-of-the-box options.
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Detect permission of camera in iOS
...itle: "Settings", style: .Destructive) { (_) -> Void in
let settingsUrl = NSURL(string:UIApplicationOpenSettingsURLString)
if let url = settingsUrl {
dispatch_async(dispatch_get_main_queue()) {
UIApplication.sharedApplication().openURL(url)
}
}
}
let cance...
Difference between encoding and encryption
...know what algorithm was used in encoding.
Algorithms Used: ASCII, Unicode, URL Encoding, Base64.
Example: Binary data being sent over email, or viewing special characters on a web page.
Encryption:
Purpose: The purpose of encryption is to transform data in order to keep it secret from others.
Us...
Passing multiple variables in @RequestBody to a Spring MVC controller using Ajax
...HTTP GET or POST parameter sent by client, request mapping is a segment of URL which's variable:
http:/host/form_edit?param1=val1&param2=val2
var1 & var2 are request params.
http:/host/form/{params}
{params} is a request mapping. you could call your service like : http:/host/form/user ...
Can you use if/else conditions in CSS?
...
:not() - Invert the selector.
:target - Is this element the target of the URL fragment?
:visited - Has the user visited this link before?
Example:
div { color: white; background: red }
input:checked + div { background: green }
<input type=checkbox>Click me!
<div>Red or green?&...
changing source on html5 video tag
...
I solved this with this simple method
function changeSource(url) {
var video = document.getElementById('video');
video.src = url;
video.play();
}
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Why is it said that “HTTP is a stateless protocol”?
...essions,
hidden variables (when the current page contains a form), and
URL-rewriting using URI-encoded parameters, e.g., /index.php?session_id=some_unique_session_code.
What makes the protocol stateless is that the server is not required to track state over multiple requests, not that it ca...
PHP DOMDocument errors/warnings on html5-tags
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This worked for me:
$html = file_get_contents($url);
$search = array("<header>", "</header>", "<nav>", "</nav>", "<section>", "</section>");
$replace = array("<div>", "</div>","<div>", "</div>", "<div>", "...
Is there a way of making strings file-path safe in c#?
... the website or they will try to steal your web.config. If you incorporate url rewriting to make it clean it will only work for matched friendly urls in the database.
– rtpHarry
Oct 16 '12 at 13:11
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