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Why does PHP 5.2+ disallow abstract static class methods?
After enabling strict warnings in PHP 5.2, I saw a load of strict standards warnings from a project that was originally written without strict warnings:
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Using curl to upload POST data with files
... file" \
-F "image=@/home/user1/Desktop/test.jpg" \
localhost/uploader.php
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Cannot use object of type stdClass as array?
...ntext);
If you have identifiers like from-date (the hyphen would cause a PHP error when using the above method) you have to write:
var_dump($result->{'from-date'});
If you want an array you can do something like this:
$result = json_decode($json, true);
Or cast the object to an array:
$r...
数据挖掘——分词入门 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...词典的分词，这种方式简单暴力可以解决百分之七八十的问题。基于词典的分词大概分为以下几种方式：
1、正向最大匹配，沿着我们看到的句子逐字拆分后组合成词语到词典里去匹配，直到匹配不到词语为止。举个实际的例子...
How do I catch a PHP fatal (`E_ERROR`) error?
I can use set_error_handler() to catch most PHP errors, but it doesn't work for fatal ( E_ERROR ) errors, such as calling a function that doesn't exist. Is there another way to catch these errors?
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互联网健身的火爆：技术驱动是内因 资本只是点缀 - 资讯 - 清泛网 - 专注C/...
...候，到底是要抓大放小，还是要抓小放大，这的确是一个问题。资本寒冬到来，很多行业的创业者们都在谋划着过冬的“最佳姿势”。尚未拿到融资的创业者们开始通过各种路演、投资峰会、宣讲会获取资本关注；已经拿到融资...
select count(*) from table of mysql in php
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@eichertc the php interpreter has the variable always internal, as he needs to have the result in memory one way or the other. So your way just makes the code worser to read and maintain, IMHO.
– Tom
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Pulse Secure解决方案 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...ure解决方案概述一段时间以来，企业始终在面对接入控制问题。这个需求始自于扩展企业，在此，远程用户常使用未加管理或不可管理的设备接入关键的局域网...概述
一段时间以来，企业始终在面对接入控制问题。这个需求始...
Select mySQL based only on month and year
...red statements. In short, use whatever method is recommended these days in PHP, to avoid any SQL injection issues.
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Vsphere 6 集群上 安装 oracle rac 遇到的共享磁盘故障 - 数据库(内核) - ...
...。但是 oracle 启动不了。
分析
经过3天的测试，找问题，依然没有完全解决问题， 从三天的测试结果来看 无非是 SCSI 总线， SCSI 共享总线，和 磁盘锁定，多点写入参数的组合
实验结果如下
SCSI 总线
...