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Calling a function within a Class method?
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In order to have a "function within a function", if I understand what you're asking, you need PHP 5.3, where you can take advantage of the new Closure feature.
So you could have:
public function newTest() {
$bigTest = funct...
Cached, PHP generated Thumbnails load slowly
... cool tool cuzillion that could help you sort out things depending on your ordering of ressource loading.
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select count(*) from table of mysql in php
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You need to alias the aggregate using the as keyword in order to call it from mysql_fetch_assoc
$result=mysql_query("SELECT count(*) as total from Students");
$data=mysql_fetch_assoc($result);
echo $data['total'];
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In php, is 0 treated as empty?
...aning of without value. Like the others said you'll have to use isset() in order to check if a variable has been defined, which is what you do.
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Mapping over values in a python dictionary
... and remind myself that yes, keys and values are iterated over in the same order if the dict doesn't change. I don't have to think at all about what the dictcomp is doing, and so it's the right answer.
– DSM
Sep 1 '12 at 15:39
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PHP 5.4 Call-time pass-by-reference - Easy fix available?
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Highly active question. Earn 10 reputation in order to answer this question. The reputation requirement helps protect this question from spam and non-answer activity.
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Are global variables in PHP considered bad practice? If so, why?
...se that global variable, and not only that, you have to figure out in what order those references to the global variable are accessed.
If you have a global variable in a piece of code it makes it difficult to isolate the functionality of that code. Why would you want to isolate functionality? So yo...
How to prevent robots from automatically filling up a form?
...n old solution for webmasters including tons of non pertinent key words in order to boost their webranking. I think search crawler bots such google ones can figure it's display:none. Why would other bots not able to do that ?
– snowflake
Mar 8 '10 at 10:34
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Can someone explain how to implement the jQuery File Upload plugin?
...this gem. The source is here --> jQueryFileUpload Rails.
Update:
In order to satisfy the commenter I've updated my answer. Essentially "use this gem, here is the source code" If it disappears then do it the long way.
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How to round up a number to nearest 10?
...d up, it rounds to the nearest 10. To solve this, add +5 to your number in order to round up. If you want to round down, do -5.
So in code:
round($num + 5, -1);
You can't use the round mode for rounding up, because that only rounds up fractions and not whole numbers.
If you want to round up to ...