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What is causing “Unable to allocate memory for pool” in PHP?

... More info for this APC setting: php.net/apc.configuration#ini.apc.mmap-file-mask – mikeytown2 Mar 5 '12 at 22:49 2 ...
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Compare floats in php

I want to compare two floats in PHP, like in this sample code: 16 Answers 16 ...
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TokuMX vs. MongoDB 性能对比 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术

... 磁盘消耗对比: 选择MongoDB就必然会面对磁盘消耗的问题。我们拿到的数据大概是这样的:每天的数据量不到200万条,平均数据的大小不超过4k,但MongoDB存一个月的数据就需要接近40G,最近三个月的数据则需要接近100G。限...
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How can I add a PHP page to WordPress?

I want to create a custom page for my WordPress blog that will execute my PHP code in it, whilst remaining a part of the overall site CSS/theme/design. ...
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Mysql ibdata 丢失或损坏如何通过frm&ibd 恢复数据 - 更多技术 - 清泛网 - ...

...需要注释掉,不然恢复模式不好操作。 这里有个关键的问题,就是innodb里的任何数据操作都是一个日志的记录点。也就是如果我们需要数据恢复,必须把之前的表的数据的日志记录点添加到一致。 a、建立一个数据库,根据...
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Removing numbers from string [closed]

...ng/regular expressions: For Python 2: from string import digits s = 'abc123def456ghi789zero0' res = s.translate(None, digits) # 'abcdefghizero' For Python 3: from string import digits s = 'abc123def456ghi789zero0' remove_digits = str.maketrans('', '', digits) res = s.translate(remove_digits) ...
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Check if a string contains a string in C++

... 123 You can try using the find function: string str ("There are two needles in this haystack."); ...
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优化InnerHTML操作 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...便性让我们爱不释手,但如果使用不当,很容易出现效率问题,本文通过一个例子来说明如何优化i...多数现代浏览器都实现了innerHTML操作,它的方便性让我们爱不释手,但如果使用不当,很容易出现效率问题,本文通过一个例...
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Showing all errors and warnings [duplicate]

... Display errors could be turned off in the php.ini or your Apache configuration file. You can turn it on in the script: error_reporting(E_ALL); ini_set('display_errors', '1'); You should see the same messages in the PHP error log. ...
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那些曾被追捧的90后创业男神女神,还好吗? - 资讯 - 清泛网 - 专注C/C++及内核技术

...果不言而喻,足足的曝光率使得安妮的团队赚尽了眼球,问题来了,接下来该如何走?如何不让流量流失?如何吸引更多的人进来? 这样的营销案例只能使用一次,保鲜期很短,长期高质量的内容输出很难做到,其实UGC是可以考虑...