大约有 40,000 项符合查询结果（耗时：0.0521秒） [XML]
CSS background opacity with rgba not working in IE 8
...
Though late, I had to use that today and found a very useful php script here that will allow you to dynamically create a png file, much like the way rgba works.
background: url(rgba.php?r=255&g=100&b=0&a=50) repeat;
background: rgba(255,100,0,0.5);
The script can be down...
Navigation in django
...n django and I love it. I'm about to start on converting an old production PHP site into django and as part its template, there is a navigation bar.
...
How to saveHTML of DOMDocument without HTML wrapper?
...
All of these answers are now wrong, because as of PHP 5.4 and Libxml 2.6 loadHTML now has a $option parameter which instructs Libxml about how it should parse the content.
Therefore, if we load the HTML with these options
$html->loadHTML($content, LIBXML_HTML_NOIMPLIED...
Calculate business days
I need a method for adding "business days" in PHP. For example, Friday 12/5 + 3 business days = Wednesday 12/10.
36 Answers...
深入理解 x86/x64 的中断体系 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...模式执行。只要构建环境要素正确这样切换执行当然是没问题的。
这个执行环境要素需要注意的是：当使用 16-bit gate 时，也要相应使用 16-bit code segment descriptor。也就是在 gate descriptor 中的 selector 要使用 16-bit code segment selector。...
一分钟读懂低功耗蓝牙(BLE) MTU交换数据包 - 创客硬件开发 - 清泛IT社区，...
...;下载链接：
http://www.viewtool.com/index.php/22-2016-07-29-02-11-32/205-hollong-4-0-4-1-ble
4. MTU 请求（REQEUST）
完整数据（以下关注蓝色标注部分）
1) 存取地址
Access ...
How can I get the sha1 hash of a string in node.js?
...hing the UTF-8 representation of the string. Other languages (like Python, PHP or PERL...) are hashing the byte string.
We can add binary argument to use the byte string.
const crypto = require("crypto");
function sha1(data) {
return crypto.createHash("sha1").update(data, "binary").digest("hex...
Adding a directory to the PATH environment variable in Windows
I am trying to add C:\xampp\php to my system PATH environment variable in Windows.
17 Answers
...
Best lightweight web server (only static content) for Windows [closed]
...plication server running in Windows – IIS6.0 with Zend Server to execute PHP. I am looking for lightweight static content only web server on this same machine which will relive IIS form handling static content and increase performance.
...
内存优化总结:ptmalloc、tcmalloc和jemalloc - 操作系统(内核) - 清泛网 - ...
...内存到CentralCache里。 解决了ptmalloc2中arena之间不能迁移的问题。
Tcmalloc占用更少的额外空间。例如，分配N个8字节对象可能要使用大约8N * 1.01字节的空间。即，多用百分之一的空间。Ptmalloc2使用最少8字节描述一个chunk。
更快。...