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How do I remove the last comma from a string using PHP?

...This doesn't work in a loop that adds a comma at the end as it will remove all the commas. – LizardKG Mar 11 at 21:35 add a comment  |  ...
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How to post data to specific URL using WebClient in C#

...s the garbage collector will clean up unmanaged resources and the like by calling the destructor (e.g., WebClient inherits from Component, which contains ~Component() {Dispose(false);}). The problem is that the garbage collector may take an arbitrarily long time to do so, since it does not account ...
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Return positions of a regex match() in Javascript?

... exec returns an object with a index property: var match = /bar/.exec("foobar"); if (match) { console.log("match found at " + match.index); } And for multiple matches: var re = /bar/g, str = "foobarfoobar"; while ((match = re....
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Chrome, Javascript, window.open in new tab

...pup’) by specifying options in the 3rd parameter 3. If the window.open call was not part of a user-initiated event, it’ll open in a new window. 4. A “user initiated event” does not have to the same function call – but it must originate in the function invoked by a user click 5. If a use...
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How to solve “Fatal error: Class 'MySQLi' not found”?

... On AWS, you just run sudo yum install php-mysqli – bobobobo Sep 11 '14 at 16:21 F...
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Default value in Doctrine

... I use both this and the accepted answer to cover all bases. Also just a note that you can also do: options={"default": 0} Be careful to use " and not ', as it causes errors in my version of doctrine. – Scott Flack Jun 17 '14 at 7:37 ...
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Generating a drop down list of timezones with PHP

...generate your list. $tzlist = DateTimeZone::listIdentifiers(DateTimeZone::ALL); Also, I would use PHP's names for the 'timezones' and forget about GMT offsets, which will change based on DST. Code like that in phpbb is only that way b/c they are still supporting PHP4 and can't rely on the DateTim...
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How to validate a url in Python? (Malformed or not)

...ill not work for IPv6 urls, which have the form http://[2001:0DB8::3]:8080/index.php?valid=true#result – cimnine Feb 4 '18 at 20:42  |  show 6...
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How to convert JSON string to array

...d keys). That's what the documentation says and that's what my PHP 5.2 installation returns. Are you using a function other than the official, built-in json_decode()? What does var_dump(json_decode($str, true)); return? – RickN Sep 22 '11 at 15:34 ...
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PHP ORMs: Doctrine vs. Propel

...eing the default ORM for symfony it is better supported (even though officially the ORMs are considered equal). Furthermore I better like the way you work with queries (DQL instead of Criteria): <?php // Propel $c = new Criteria(); $c->add(ExamplePeer::ID, 20); $items = ExamplePeer::doSelect...