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hdwiki 5 和 ucenter 整合 出现不能写ucconfig.inc.php文件问题 - 更多技术...
hdwiki 5 和 ucenter 整合 出现不能写ucconfig.inc.php文件问题因为api 目录没有写的权限。设置 api 目录为 777 即可。因为api 目录没有写的权限。
设置 api 目录为 777 即可。HDWiki ucenter 整合
怎么通过app inventor接收mqtt平台推送的长消息 - App Inventor 2 中文网 -...
...息是图片的BASE64编码
你好，mqtt接收长消息目前是有什么问题吗？请提供详细的问题截图或报错信息。
接收的base64编码的图片，可以是使用拓展解码还原成图片：https://www.fun123.cn/reference/ ... A%E5%AA%92%E4%BD%93我想制作一个门禁系...
String comparison using '==' vs. 'strcmp()'
It seems that PHP's === operator is case sensitive. So is there a reason to use strcmp() ?
13 Answers
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近期 Chrome 下 Discuz 兼容问题修复记录：AJAX 提交失效与移动链接误跳转 ...
最近排查并修复了 2 个和新版 Chrome 兼容性相关的问题，记录如下。
一、AJAX 操作失效，表现为“加载中”一闪而过，没有后续动作
现象：
1. 登录、帖子分类、部分弹层提交等 AJAX 操作失效
2. 浏览器控制台最初还伴...
How do the PHP equality (== double equals) and identity (=== triple equals) comparison operators dif
What is the difference between == and === in PHP?
11 Answers
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How do I immediately execute an anonymous function in PHP?
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For PHP7: see Yasuo Ohgaki's answer: (function() {echo 'Hi';})();
For previous versions: the only way to execute them immediately I can think of is
call_user_func(function() { echo 'executed'; });
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Creating anonymous objects in php
... some years, but I think I need to keep the information up to date!
Since PHP 7 it has been possible to create anonymous classes, so you're able to do things like this:
<?php
class Foo {}
$child = new class extends Foo {};
var_dump($child instanceof Foo); // true
?>
You can ...
Reference: mod_rewrite, URL rewriting and “pretty links” explained
...ile /var/www/foo/bar.html exists and serve it if so. If the file ends in ".php" it will invoke the PHP interpreter and then return the result. All this association is completely configurable; a file doesn't have to end in ".php" for the web server to run it through the PHP interpreter, and the URL d...
Lua简明教程 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...浮点数会慢（除非大于100,000,000,000,000），或是会有精度问题。
你可以以如下的方式表示数字，0x开头的16进制和C是很像的。
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num = 1024
num = 3.0
num = 3.1416
num = 314.16e-2
num = 0.31416E1
num = ...
PHP优化杂烩 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...大家如何编写高效的代码，本文打算从另一个角度来讨论问题，教大家如何配置高效的环境，如此同样能够达到优...讲 PHP 优化的文章往往都是教大家如何编写高效的代码，本文打算从另一个角度来讨论问题，教大家如何配置高...