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RegEx to extract all matches from string using RegExp.exec
...], m[2]);
}
} while (m);
Try it with this JSFiddle: https://jsfiddle.net/7yS2V/
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Counting the occurrences / frequency of array elements
... prev = arr[i];
}
return [a, b];
}
Live demo: http://jsfiddle.net/simevidas/bnACW/
Note
This changes the order of the original input array using Array.sort
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JavaScript hide/show element
...t will be forced into.
Lends itself to typos.
Example: https://jsfiddle.net/4chd6e5r/1/
.
Changing display using addClass()/removeClass()
While setting up the examp
How do I UPDATE from a SELECT in SQL Server?
...ecute. Sebastian covers a technique for this in a recent blog post: sqlity.net/en/2867/update-from-select
– dennislloydjr
Aug 21 '15 at 19:48
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Auto detect mobile browser (via user-agent?) [closed]
...("Mobile");
return (index > -1);
}
See an example at www.tablemaker.net/test/mobile.html where it triples the font size on mobile phones.
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Building a complete online payment gateway like Paypal [closed]
...t small, you can use a credit card processing facility (Moneris, Authorize.NET) to process credit cards. Most providers have an API you can use. Be wary that you may need to use different providers depending on the card type (Discover, Visa, Amex, Mastercard) and Country (USA, Canada, UK). So buil...
What's quicker and better to determine if an array key exists in PHP?
...
there is a difference from php.net you'll read:
isset() does not return TRUE for array
keys that correspond to a NULL value,
while array_key_exists() does.
A very informal test shows array_key_exists() to be about 2.5 times slower than isset()
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ActiveRecord.find(array_of_ids), preserving order
... I wrote a plpgsql function to do this in postgres - omarqureshi.net/articles/2010-6-10-find-in-set-for-postgresql
– Omar Qureshi
Jun 29 '12 at 16:58
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How do I get the current username in Windows PowerShell?
... this looks to work in PowerShell 6 as well, meaning it's cross platform (.Net Standard) compatible. Thought it was worth mentioning since I questioned it when I saw the namespace.
– deadlydog
Dec 3 '19 at 23:41
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How to create cron job using PHP?
...n job. I don't even know how to write it. I have tried to search from internet, but I still don't understand it well. I want to create a cron job that will execute my code every minute. I'm using PHP to create it. It is not working.
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