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Which regular expression operator means 'Don't' match this character?
...its while [\D] matches anything but the 0-9 digits, and so on.
If you use PHP you can take a look at the regex character classes documentation.
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Create JSON object dynamically via JavaScript (Without concate strings)
...s very helpful to me. I wanted to generate a json variable to pass it to a php script using ajax. My values were stored into two arrays, and i wanted them in json format.
This is a generic example:
valArray1 = [121, 324, 42, 31];
valArray2 = [232, 131, 443];
myJson = {objArray1: {}, objArray2: {}};...
How to check if field is null or empty in MySQL?
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If you would like to check in PHP , then you should do something like :
$query_s =mysql_query("SELECT YOURROWNAME from `YOURTABLENAME` where name = $name");
$ertom=mysql_fetch_array($query_s);
if ('' !== $ertom['YOURROWNAME']) {
//do your action
ech...
How to redirect all HTTP requests to HTTPS
... http://www.example.com ) to HTTPS ( https://www.example.com ). I'm using PHP btw. Can I do this in .htaccess?
26 Answers
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How do you increase the max number of concurrent connections in Apache?
...hive.org/web/20160415001028/http://www.genericarticles.com/mediawiki/index.php?title=How_to_optimize_apache_web_server_for_maximum_concurrent_connections_or_increase_max_clients_in_apache
ServerLimit 16
StartServers 2
MaxClients 200
MinSpareThreads 25
MaxSpareThreads 75
ThreadsPerChild 25
First o...
Best way to obfuscate an e-mail address on a website?
...V4YW1wbGUuY29t')">E-Mail</a>
Or dynamically server-side e.g. in PHP:
<a href="javascript:window.location.href=atob('<?= base64_encode("mailto:email@example.com") ?>')">E-Mail</a>
In combination with string reversion it could be pretty spam-save:
<a href="javascrip...
What is the optimal length for user password salt? [closed]
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Or even better owasp.org/index.php/Password_Storage_Cheat_Sheet
– Boris Treukhov
May 15 '14 at 20:35
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MySQL Data - Best way to implement paging?
My iPhone app connects to my PHP web service to retrieve data from a MySQL database. A request can return 500 results.
7 An...
Character Limit in HTML
... to win. That's why it's far better to check it on the server side, with a PHP / Python / whatever script.
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Should I use the datetime or timestamp data type in MySQL?
...my_datetime)") when you query the record if you want to operate on it with PHP.
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