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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
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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...
关于jQuery的AJAX不兼容IE的解决办法 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...传了一点点数据。排除。
网上一些网友说是IE缓存的问题，在请求数据后边加上随机数就行，比如加上时间数new Date().getTime()。
先前的代码中我已经添加了随机数，用的是“Math.random()”也不行。难道用时间比较靠谱？
那...
PHP Regex to get youtube video ID?
...bout anything, but they are very easy to make an error in, so if there are PHP functions specifically for what you are trying to accomplish, use those.)
parse_url takes a string and cuts it up into an array that has a bunch of info. You can work with this array, or you can specify the one item you ...
PHP code is not being executed, instead code shows on the page
I'm trying to execute some PHP code on a project (using Dreamweaver) but the code isn't being run.
27 Answers
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Check to see if a string is serialized?
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Swapping the order of these tests would be more efficient.
– artfulrobot
Mar 21 '19 at 9:31
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Foreign keys in mongo?
...39ae90592692ccc9940"), "group" : "phones" }
You can use that ObjectId in order to do relations between documents.
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How do I get a file name from a full path with PHP?
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You're looking for basename.
The example from the PHP manual:
<?php
$path = "/home/httpd/html/index.php";
$file = basename($path); // $file is set to "index.php"
$file = basename($path, ".php"); // $file is set to "index"
?>
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What does $$ (dollar dollar or double dollar) mean in PHP?
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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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Discuz 找回密码时提示参数错误 - 更多技术 - 清泛网 - 专注C/C++及内核技术
... 找回密码时提示参数错误source module member member_getpasswd.php第32行找到$uid = $_GET['uid'];在下方添加一行$sign = $_GET['sign'];tem...source\module\member\member_getpasswd.php
第32行找到
$uid = $_GET['uid'];
在下方添加一行
$sign = $_GET['sign'];
templat...
“Adobe Flash Player因过期而遭到阻止”的内幕起因和解决办法 - 更多技术 ...
...情况。随后我尝试电脑里第二浏览器maxthon时并未出现此问题，此时，我大概猜到是怎么回事了……
◆起因
大家先听我慢慢道来，这跟前不久我们跟踪报道的Hacking Team（以下简称HT）400GB内部资料泄露事件有莫大联系。如果说...