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How to delete object from array inside foreach loop?
...ill generate unexpected behavior, but you can do it safely with foreach on php. Give a read here for a test: php.net/manual/en/control-structures.foreach.php#88578
– pangon
Jan 26 '13 at 6:07
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What is the best place for storing uploaded images, SQL database or disk file system? [closed]
...the rest of your app. Then your img tags would reference "my_website/image.php?img_id=55" instead of "my_website/avatar.png", and your image.php script would, after verifying your credentials and parsing the id you hand it, return the actual image. That way, the image is only viewable by the proper ...
How to convert an NSString into an NSNumber
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Use an NSNumberFormatter:
NSNumberFormatter *f = [[NSNumberFormatter alloc] init];
f.numberStyle = NSNumberFormatterDecimalStyle;
NSNumber *myNumber = [f numberFromString:@"42"];
If the string is not a valid number, then myNumber will be nil. If it is a valid number, then you now have all of...
App Inventor 2 UrsPahoMqttClient 拓展 - 物联网轻量级MQTT协议 · App Inventor 2 中文网
...nt is closed.
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使用已经关联其他操作的Token发出请求。由于包装器的实现，不会发生此错误。
Token already in use.
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已发出发送消息的请求，但已达到最大队列中消息数量。
Too many publis...
How do I convert datetime to ISO 8601 in PHP
...mat(DateTime::ATOM); // Updated ISO8601
Procedural
For older versions of PHP, or if you are more comfortable with procedural code.
echo date(DATE_ISO8601, strtotime('2010-12-30 23:21:46'));
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Link to “pin it” on pinterest without generating a button
...great in Wordpress!
<a href="//pinterest.com/pin/create/link/?url=<?php the_permalink();?>&amp;description=<?php the_title();?>">Pin this</a>
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improve this answe...
Refresh image with a new one at the same url
... '<img src="image.jpg?m=' . filemtime('image.jpg') . '">';
(That's PHP server-side code, but the important point here is just that a ?m=[file last-modified time] querystring is appended to the filename).
Pros: 100% reliable, quick & easy to understand and implement, and preserves cachin...
How to Get True Size of MySQL Database?
...ld the table from scratch. When databases store information on disks, they allocate it in blocks; deleting a record often frees a block between used blocks, and it's very expensive to shift all of the other blocks around to use that space up so it is marked as "free". The space may be used later by ...
How do I extract the contents of an rpm?
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Did you try the rpm2cpio commmand? See the example below:
$ rpm2cpio php-5.1.4-1.esp1.x86_64.rpm | cpio -idmv
/etc/httpd/conf.d/php.conf
./etc/php.d
./etc/php.ini
./usr/bin/php
./usr/bin/php-cgi
etc
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C++ multiline string literal
...l) backslashes as long as they appear inside a string or character literal token. Not sure what's your point. It is illegal to have an unmatched quote (double or single), so contractions don't work, or an odd number of them anyway, which is probably the biggest downside. +1 anyway. "Real programmers...