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How to get current time in milliseconds in PHP?
...e in seconds since the Unix epoch accurate to the nearest microsecond (see PHP reference). It's actually very easy to test if you run the above code in a loop and display the milliseconds.
– laurent
Dec 18 '12 at 10:08
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php is null or empty?
I have a question regarding NULL in PHP:
9 Answers
9
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移动前端开发之viewport的深入理解 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...是，devicePixelRatio在不同的浏览器中还存在些许的兼容性问题，所以我们现在还并不能完全信赖这个东西，具体的情况可以看下这篇文章。
devicePixelRatio的测试结果：
三、PPK的关于三个viewport的理论
ppk大神对于移动设备上...
How can javascript upload a blob?
...fd.append('data', soundBlob);
$.ajax({
type: 'POST',
url: '/upload.php',
data: fd,
processData: false,
contentType: false
}).done(function(data) {
console.log(data);
});
You need to use the FormData API and set the jQuery.ajax's processData and contentType to false.
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How to include PHP files that require an absolute path?
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$root = realpath($_SERVER["DOCUMENT_ROOT"]);
include "$root/inc/include1.php";
Edit: added imporvement by aussieviking
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Fatal error: Class 'SoapClient' not found
... service example and I get this error even though I uncommented extension=php_soap.dll in the php.ini file:
11 Answers
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Get the current script file name
If I have PHP script, how can I get the filename from inside that script?
16 Answers
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getenv() vs. $_ENV in PHP
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According to the php documentation about getenv, they are exactly the same, except that getenv will look for the variable in a case-insensitive manner. Most of the time it probably doesn't matter, but one of the comments on the documentation...
新浪是如何分析处理32亿条实时日志的？ - 更多技术 - 清泛网 - 专注C/C++及内核技术
...Checklist。
随着用户数据的不断增长，index管理也成了大问题，我们需要基于大量不同的用户配置定期的create、optimize、close、delete、snapshot不同的index，在某个服务器上手工配置crontab已是不可能，而且cron是单点。于是我们开发...
【PM干货】2015年阿里业务型PM笔试题 - 项目管理 - 清泛网 - 专注C/C++及内核技术
...界面优化方案。
3、淘宝过程中经常存在用户信息泄露的问题，而快递公司必须知道买家的联系方式，淘宝商家利用这个联系方式向用户发送营销信息。
请设计一个流程来改善这个问题，必须包括：
1）分析淘宝卖家、买家和...