大约有 40,000 项符合查询结果(耗时:0.0275秒) [XML]

https://bbs.tsingfun.com/thread-1380-1-1.html 

BLE(一)概述&工作流程&常见问题 - 创客硬件开发 - 清泛IT社区,...

...与前面几代不同的是,蓝牙4.0版引入的BLE协议更注重功耗问题,而非通信速率的提升。这也使得低功耗蓝牙更加节能,能使设备的电池维持很长时间,因此在很多可穿戴设备中得到了应用。 0x2 BLE工作流程0x21 工作过程蓝牙适用...
https://www.tsingfun.com/it/tech/1807.html 

Mac OS X 入门操作常见问题集锦(持续更新) - 更多技术 - 清泛网 - 专注C/...

Mac OS X 入门操作常见问题集锦(持续更新)如何截图:shift + command + 3 截整屏shift + command + 4 截窗口(默认png,并保存到桌面)shift + command + Ctrl + 4 如何截图: shift + command + 3 截整屏 shift + command + 4 截窗口(默认png,并保存...
https://bbs.tsingfun.com/thread-981-1-1.html 

Discuz与phpsso整合时无法同步登录:通过js load 另一个 script 文件导致的...

...t;/' + 'script>');复制代码通常来说用这个方法是没有什么问题的,但是最近在帮人分析整合 phpcms 与 discuzx 同步登录时,发现在 discuzx 登录后无论如何也没能让 phpcms 同步登录。原因是 dz 的登录采用的是 ajax 方式,ucenter 返回的...
https://www.tsingfun.com/it/da... 

MySQL主从服务器数据一致性的核对与修复 - 数据库(内核) - 清泛网 - 专注C/...

...性的核对与修复我上一次遇到MySQL主从服务器数据一致性问题,想想是几年前的事情了,还依稀记得当时惊慌失措的情景,好在最后借助Maatkit解决了问题。几年...我上一次遇到MySQL主从服务器数据一致性问题,想想是几年前的事...
https://stackoverflow.com/ques... 

MySQL query String contains

... Quite simple actually: mysql_query(" SELECT * FROM `table` WHERE `column` LIKE '%{$needle}%' "); The % is a wildcard for any characters set (none, one or many). Do note that this can get slow on very large datasets so if your database grow...
https://stackoverflow.com/ques... 

PHP DOMDocument loadHTML not encoding UTF-8 correctly

... echo $dom->saveHTML(); This is not a great workaround, but since not all characters can be represented in ISO-8859-1 (like these katana), it's the safest alternative. share | improve this answ...
https://www.tsingfun.com/it/tech/1708.html 

Discuz 找回密码时提示参数错误 - 更多技术 - 清泛网 - 专注C/C++及内核技术

... 找回密码时提示参数错误source module member member_getpasswd.php第32行找到$uid = $_GET['uid'];在下方添加一行$sign = $_GET['sign'];tem...source\module\member\member_getpasswd.php 第32行找到 $uid = $_GET['uid']; 在下方添加一行 $sign = $_GET['sign']; templat...
https://stackoverflow.com/ques... 

How to do a Jquery Callback after form submit?

... And if the <form> is submited usually ? (I mean not with Ajax) What can I put in the first argument of .bind() ? EDIT : well, I guess click. Nvm, sorry. :p – 4wk_ Feb 4 '13 at 13:32 ...
https://stackoverflow.com/ques... 

Is there a built-in function to print all the current properties and values of an object?

... You are really mixing together two different things. Use dir(), vars() or the inspect module to get what you are interested in (I use __builtins__ as an example; you can use any object instead). >>> l = dir(__builtins__) &gt...
https://www.tsingfun.com/it/bi... 

MongoDB与内存 - 大数据 & AI - 清泛网 - 专注IT技能提升

...MongoDB是如何使用内存的,答案自然就清楚了。 据说带着问题学习更有效,那就先看一个MongoDB服务器的top命令结果: shell> top -p $(pidof mongod) Mem: 32872124k total, 30065320k used, 2806804k free, 245020k buffers Swap: 2097144k total, 100k used...