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How can I check if a URL exists via PHP?
...onds each
// (more or less depending on connection, target site, timeout settings...)
if( ! isValidUrl($url) ){
unset($urls[$k]);
}
}
echo "yay all done! now show my site";
foreach($urls as $url){
echo "<a href=\"{$url}\">{$url}</a><br/>";
}
The functions below could ...
.ps1 cannot be loaded because the execution of scripts is disabled on this system [duplicate]
... to the execution policy.
You need to run PowerShell as administrator and set it on the client PC to Unrestricted. You can do that by calling Invoke with:
Set-ExecutionPolicy Unrestricted
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Removing the fragment identifier from AngularJS urls (# symbol)
...
Yes, you should configure $locationProvider and set html5Mode to true:
angular.module('phonecat', []).
config(['$routeProvider', '$locationProvider', function($routeProvider, $locationProvider) {
$routeProvider.
when('/phones', {templateUrl: 'partials/phone-l...
Passing command line arguments in Visual Studio 2010?
...ct Properties from the menu
Go to Configuration Properties -> Debugging
Set the Command Arguments in the property list.
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...
Are there legitimate uses for JavaScript's “with” statement?
...e this can lead to errors:
for (var i=0; i<3; ++i)
{
var num = i;
setTimeout(function() { alert(num); }, 10);
}
Because the for loop does not introduce a new scope, the same num - with a value of 2 - will be shared by all three functions.
A new scope: let and with
With the introduction of ...
date(): It is not safe to rely on the system\'s timezone settings.解决...
date(): It is not safe to rely on the system's timezone settings.解决方法date(): It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezon...date(): It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone se...
How to push both value and key into PHP array
...ame = array('indexname1' => $value1, 'indexname2' => $value2); would set them as the only items in $arrayname. If you already have $arrayname set and want to keep its values, try $arrayname += $anotherarray. Keep in mind any existing keys in the first array would be overwritten by the second.
...
Getting HTTP code in PHP using curl
...se;
}
Make sure you only fetch the headers, not the body content:
@curl_setopt($ch, CURLOPT_HEADER , true); // we want headers
@curl_setopt($ch, CURLOPT_NOBODY , true); // we don't need body
For more details on getting the URL status http code I refer to another post I made (it also helps w...
How to pass object with NSNotificationCenter
...
Thanks, I'm setting messageTotal to a badge on a UIButton, do you know how I can refresh the button with the new badge count? The code to display the image in viewDidLoad is UIBarButtonItem *eRXButton = [BarButtonBadge barButtonWithImag...
MySQL check if a table exists without throwing an exception
...LIKE '" . $table . "'")
) > 0
or die ("No table set")
){
In PDO I used:
if ($con->query(
"SHOW TABLES LIKE '" . $table . "'"
)->rowCount() > 0
or die("No table set")
){
With this I just push the else condition ...