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How can I check if a URL exists via PHP?
... }
$code = @curl_getinfo($ch, CURLINFO_HTTP_CODE); // note: php.net documentation shows this returns a string, but really it returns an int
@curl_close($ch);
return $code;
}
function getHttpResponseCode_using_getheaders($url, $followredirects = true){
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Replace only text inside a div using jquery
...ace('Hi I am text','Hi I am replace');
});
Live example: http://jsfiddle.net/VgFwS/
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How can I use interface as a C# generic type constraint?
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@StephenHolt: I think think the creators of .NET, in deciding what constraints to allow, were focused on ones that would let generic classes and methods do things with generic types that they otherwise could not, rather than on preventing them from being used in nonsens...
How to add item to the beginning of List?
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Since .NET 4.7.1, you can use Append() and Prepend(). Check this answer
– aloisdg moving to codidact.com
Jan 8 at 10:13
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XAMPP, Apache - Error: Apache shutdown unexpectedly
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One thing you can do is to stop the services on port 80 by issuing
net stop http
in a cmd. You'll be asked if you're sure you want to stop those services. I found out that I had a few services I wasn't using and disabled them.
To see who else is using port 80 type in a cmd
netstat -abno
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Why is Multiple Inheritance not allowed in Java or C#?
...he language designers decided not to.
Basically, it seemed that both the .NET and Java designers did not allow multiple inheritance because they reasoned that adding MI added too much complexity to the languages while providing too little benefit.
For a more fun and in-depth read, there are some a...
What's better at freeing memory with PHP: unset() or $var = null
..., but I've recently looked through a few respectable classes found off the net that use $var = null instead.
13 Answers
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Upgrading PHP in XAMPP for Windows?
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@dlofrodloh Here you can find all XAMPP sourceforge.net/projects/xampp/files files.
– Vikas Khunteta
Dec 7 '16 at 17:15
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Regex Email validation
... regular expression to validate an email address,
you can use the System.Net.Mail.MailAddress class. To determine
whether an email address is valid, pass the email address to the
MailAddress.MailAddress(String) class constructor.
public bool IsValid(string emailaddress)
{
try
{
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Multiple HttpPost method in Web API controller
... WebApiConfig that way. Check out this link: docs.microsoft.com/en-us/aspnet/web-api/overview/…
– Rich
Oct 23 '17 at 14:59
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