大约有 40,000 项符合查询结果(耗时:0.0347秒) [XML]

https://www.tsingfun.com/it/bigdata_ai/841.html 

一文了解大数据领域创业的机会与方向 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术

...文章中,也许可以找到你想了解的大数据行业创业环境、问题、机会与方向。大数据不仅仅是一个营销词汇,在这篇干货满满的文章里,作者用数据告诉我们,究竟什么是大数据,大数据行业的创业机会如何,未来的创业方向又...
https://stackoverflow.com/ques... 

Javascript : Send JSON Object with Ajax?

... With jQuery: $.post("test.php", { json_string:JSON.stringify({name:"John", time:"2pm"}) }); Without jQuery: var xmlhttp = new XMLHttpRequest(); // new HttpRequest instance xmlhttp.open("POST", "/json-handler"); xmlhttp.setRequestHeader("Content-...
https://stackoverflow.com/ques... 

Is there a PHP function that can escape regex patterns before they are applied?

Is there a PHP function that can escape regex patterns before they are applied? 2 Answers ...
https://www.fun123.cn/referenc... 

通信连接组件 · App Inventor 2 中文网

...果与服务器的连接丢失(不是服务器关闭,而是 wifi 连接问题),则不会有任何事件触发(但崩溃现已修复)。 切换 目录 关注 我们 关注我,不迷路 ...
https://www.tsingfun.com/it/tech/1208.html 

C#中数组、ArrayList和List三者的区别 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...报错,且不能通过编译。这样就避免了前面讲的类型安全问题与装箱拆箱的性能问题了。 总结: 数组的容量是固定的,您只能一次获取或设置一个元素的值,而ArrayList或List<T>的容量可根据需要自动扩充、修改、删除或插入数...
https://stackoverflow.com/ques... 

Naming cookies - best practices [closed]

...), with precedence depending on how your variables_order setting is set in php.ini. In other words, if you have a _COOKIE named "x" and a querystring param named "x", and you ask for $_REQUEST["x"], you get the cookie value when you might want/expect the GET param. This is especially problematic if ...
https://stackoverflow.com/ques... 

Increment value in mysql update query

...lever for someone who knows what PDO is, but for me who's just diving into PHP/MySQL, it doesn't really shine a lot of light into the matter. Does PDO make that code smaller or more elegant? If so, please edit the answer or post one of your own where you show how it's better with PDO. Thanks. ...
https://stackoverflow.com/ques... 

How to force the browser to reload cached CSS/JS files?

...ate suggestions from John Millikin and da5id. This solution is written in PHP, but should be easily adapted to other languages. Update 2: Incorporating comments from Nick Johnson that the original .htaccess regex can cause problems with files like json-1.3.js. Solution is to only rewrite if there ...
https://www.tsingfun.com/ilife/tech/613.html 

马云:互联网时代已经过去20年,接下来30年才是关键 - 资讯 - 清泛网 - 专...

...母借钱,想朋友借,如果大家都不借给你,说明你人品有问题。” 随着时间推进,马云越发逸兴遄飞,妙语不断。他甚至很认真对近2000名年轻人说:“你们要在一两年超过我们,是不可能的,除非我们实在愚蠢。但是如果给你...
https://www.tsingfun.com/ilife/relax/1008.html 

据说这是一个程序员的手机......... - 轻松一刻 - 清泛网 - 专注C/C++及内核技术

...坏在半路上了。于是两位工程师和一位经理就如何修车的问题展开了讨论。硬件工程师说:“我可以用随身携带的瑞士军刀把车坏的部分拆下来,找出原因,排除故障。”项目经理说:“根据经营管理学,应该召开会议,根据问...