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notifyDataSetChanged example
I'm trying to use in my Android Application the notifyDataSetChanged() method for an ArrayAdapter but it doesn't work for me.
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What's the Best Way to Shuffle an NSMutableArray?
... to answer by Ladd.
Edit: Changed (arc4random() % nElements) to arc4random_uniform(nElements) thanks to answer by Gregory Goltsov and comments by miho and blahdiblah
Edit: Loop improvement, thanks to comment by Ron
Edit: Added check that array is not empty, thanks to comment by Mahesh Agrawal
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Parsing domain from a URL
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Check out parse_url():
$url = 'http://google.com/dhasjkdas/sadsdds/sdda/sdads.html';
$parse = parse_url($url);
echo $parse['host']; // prints 'google.com'
parse_url doesn't handle really badly mangled urls very well, but is fine if you g...
How to send a PUT/DELETE request in jQuery?
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/* Extend jQuery with functions for PUT and DELETE requests. */
function _ajax_request(url, data, callback, type, method) {
if (jQuery.isFunction(data)) {
callback = data;
data = {};
}
return jQuery.ajax({
type: method,
url: url,
data: data,
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Conversion of a datetime2 data type to a datetime data type results out-of-range value
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This can happen if you do not assign a value to a DateTime field when the field does not accept NULL values.
That fixed it for me!
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How to add local jar files to a Maven project?
...ns to install on my build had everything except the generatePom part. That appears to be crucial.
– Jason D
Jul 14 '14 at 18:43
18
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Is there a timeout for idle PostgreSQL connections?
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It sounds like you have a connection leak in your application because it fails to close pooled connections. You aren't having issues just with <idle> in transaction sessions, but with too many connections overall.
Killing connections is not the right answer for that, ...
How to export collection to CSV in MongoDB?
...eOk();var keys = []; for(var key in db.${collectionArray[$i]}.find().sort({_id: -1}).limit(1)[0]) { keys.push(key); }; keys;" --quiet`;
# now use mongoexport with the set of keys to export the collection to csv
mongoexport --host $host -u $user -p $pass -d $dbname -c ${collectionArray[$i]} -...
Unicode equivalents for \w and \b in Java regular expressions?
.... That way, a regex like \w+ matches words like hello , élève , GOÄ_432 or gefräßig .
3 Answers
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Converting PKCS#12 certificate into PEM using OpenSSL
...m" -passin pass:[password] -nodes
More info: http://www.openssl.org/docs/apps/pkcs12.html
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