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家政O2O百家争鸣后的卡位战:烧钱补贴并非良药 - 资讯 - 清泛网移动版 - 专...

...少业内人士表示,今年或将迎来真正的家政O2O大战,那么问题来了,怎么战?融资后的钱是否仅有补贴一道? 未来存活率仅有5% 国内巨大的家政需求吸引着一系列创业者的关注,根据“云家政”去年年底发布的北上广深四地家...
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Java equivalent to Explode and Implode(PHP) [closed]

... Split does indeed use a regular expression (in PHP, Perl, Java, etc.). If you want to split on another symbol, it needs to be escaped, like this: String[] split = foo.split("\\("); – HoldOffHunger Jun 4 '17 at 22:40 ...
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How do you Encrypt and Decrypt a PHP String?

...ng an AEAD construct, ALWAYS encrypt then MAC! bin2hex(), base64_encode(), etc. may leak information about your encryption keys via cache timing. Avoid them if possible. Even if you follow the advice given here, a lot can go wrong with cryptography. Always have a cryptography expert review your imp...
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Which one is the best PDF-API for PHP? [closed]

...inal html. mpdf even supports css things like border-radius and gradient etc. I am surprised to see why mpdf is so less talked about when it comes to html to pdf. Check out the examples here http://www.mpdf1.com/mpdf/index.php?page=Examples I found it useful for designing invoices, receipts and...
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apc vs eaccelerator vs xcache

...y.. but when he's talking about improvements that have been released back, etc.. that's probably Memcache. Unless they've done the same with apc. – Evert Mar 18 '10 at 5:40 ...
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upstream sent too big header while reading response header from upstream

...nt to add that in ubuntu 16.04 the nginx configuration file is located at /etc/nginx/nginx.conf and the values should go inside http {...} – Mario Feb 26 '18 at 17:20 ...
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MySQL一次主从数据不一致的问题解决过程 - 数据库(内核) - 清泛网 - 专注C/...

MySQL一次主从数据不一致的问题解决过程情况时这样的:昨天晚上主动2个机器都迁移了,然后今天才把主动重新连接上,但是从库的偏移量是从今天当前时刻开始的,也就是说虽然现在主...情况时这样的: 昨天晚上主动2个机器...
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为什么你得学些 TCP 的知识? - 更多技术 - 清泛网 - 专注C/C++及内核技术

...时候,我又记起来了。 所以我认为——这不可能是我的问题,可能吗?可能吗??然后我发了一封邮件给我团队说:“我想我快要疯了,但是这可能是 TCP 的问题”。 所以我提交了一次修订,将我的应该调整为 TCP_NODELAY,然后...
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卸载SQL Server2000后不能再次安装的问题解决方法 - 更多技术 - 清泛网 - ...

卸载SQL Server2000后不能再次安装的问题解决方法SQL Server2000 ,卸载问题曾经由于磁盘空间的问题,卸载了SQL Server2000,可当再次要把它安装上的时候,却怎么也不行了。无论是安装哪一个版本,永远都是同样的错...曾经由于磁盘空...
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为什么你得学些 TCP 的知识? - 环境配置 - 清泛IT社区,为创新赋能!

...时候,我又记起来了。 所以我认为——这不可能是我的问题,可能吗?可能吗??然后我发了一封邮件给我团队说:“我想我快要疯了,但是这可能是 TCP 的问题”。 所以我提交了一次修订,将我的应该调整为 TCP_NODELAY,然后...