大约有 40,000 项符合查询结果(耗时:0.0191秒) [XML]

https://www.tsingfun.com/it/os... 

解决xrdp登陆一直黑屏的问题:显示通道被占用 - 操作系统(内核) - 清泛网 -...

解决xrdp登陆一直黑屏的问题:显示通道被占用xrdp_Login_Black_screen最近遇到使用xrdp登陆Linux桌面时,一直黑屏的问题,且重启xrdp服务也没有任何效果。经过调查最终发现服务器上除了xrdp外,还安装了vnc远程桌面,两款远程桌面使...
https://bbs.tsingfun.com/thread-2242-1-1.html 

问题分析记录:Attempt to get item number 7 of a list of length 6 - App...

根据报错,很明显就是列表访问越界了,加一个保护就可以了,伪代码参考如下: 另外,用户遇到了其他问题,比如ClientSocketAI2Ext拓展发送数据截断问题等等,只要细心去排除,逐步定位问题点,都是能够解决的:
https://stackoverflow.com/ques... 

PHP PDO: charset, set names?

...ring like: "mysql:host=$host;dbname=$db;charset=utf8" HOWEVER, prior to PHP 5.3.6, the charset option was ignored. If you're running an older version of PHP, you must do it like this: $dbh = new PDO("mysql:$connstr", $user, $password); $dbh->exec("set names utf8"); ...
https://stackoverflow.com/ques... 

JavaScript/jQuery to download file via POST with JSON data

...reate an element and use appendChild instead. $.post('/create_binary_file.php', postData, function(retData) { var iframe = document.createElement("iframe"); iframe.setAttribute("src", retData.url); iframe.setAttribute("style", "display: none"); document.body.appendChild(iframe); }); Or u...
https://stackoverflow.com/ques... 

How to use getJSON, sending data with post method?

...o the URL. This is the way to use it: $.postJSON("http://example.com/json.php",{ id : 287 }, function (data) { console.log(data.name); }); The server must be prepared to handle the callback GET parameter and return the json string as: jsonp000000 ({"name":"John", "age": 25}); in which "json...
https://stackoverflow.com/ques... 

How to clear APC cache entries?

...o clear all APC cache entries when I deploy a new version of the site. APC.php has a button for clearing all opcode caches, but I don't see buttons for clearing all User Entries, or all System Entries, or all Per-Directory Entries. ...
https://www.tsingfun.com/it/tech/652.html 

CDN(内容分发网络)技术原理 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...务提供商这一角色。但是,IDC并不能解决内容的有效发布问题。内容位于网络的中心并不能解决骨干带宽的占用和建立IP网络上的流量秩序。因此将内容推到网络的边缘,为用户提供就近性的边缘服务,从而保证服务的质量和整...
https://stackoverflow.com/ques... 

How to access route, post, get etc. parameters in Zend Framework 2

... way to get a posted json string, for example, is to read the contents of 'php://input' and then decode it. For example i had a simple Zend route: 'save-json' => array( 'type' => 'Zend\Mvc\Router\Http\Segment', 'options' => array( 'route' => '/save-json/',...
https://stackoverflow.com/ques... 

How do I make a redirect in PHP?

Is it possible to redirect a user to a different page through the use of PHP? 30 Answers ...
https://www.tsingfun.com/it/tech/743.html 

Linux的诞生和发展 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...的时候已经想到要实现与POSIX(UNIX 的国际标准)的兼容问题了。   Linux 操作系统的诞生   1981 年IBM 公司推出享誉全球的微型计算机IBM PC。在1981-1991 年间,MS-DOS 操作系统一直是微型计算机上操作系统的主宰。此时计算机...