大约有 16,000 项符合查询结果(耗时:0.0307秒) [XML]

https://stackoverflow.com/ques... 

Why do people say that Ruby is slow? [closed]

...Nginx, SQLite, MySQL, PostgreSQL, many parsing libraries, RMagick, TCP/IP, etc are C programs used by Ruby. Ruby provides the glue and the business logic. What are your options as a Ruby programmer if you want to deal with this "slowness"? Switch to a faster language. But that carries a c...
https://stackoverflow.com/ques... 

When and why I should use session_regenerate_id()?

...g some important inputs (changing passwords, credentials, forgot passwords etc.) which may compromise site security or privacy policy. See also: PHP Security Guide: Sessions Session Fixation(Nice read) share | ...
https://www.tsingfun.com/ilife/tech/816.html 

技术人员如何创业《四》- 打造超强执行力团队 - 资讯 - 清泛网 - 专注C/C++...

...么最终却达不到理想团队的效果呢? 要知道人的问题永远是最复杂、最难处理的,因为人是可变化的实体,而作为技术创业者的我们对于电脑、程序处理的得心应手,但对于人来说就不是那么容易了。和团队、和客户等...
https://stackoverflow.com/ques... 

XMLHttpRequest cannot load file. Cross origin requests are only supported for HTTP

...get back to the C:\ Root directory - type cd/ type cd Drive:\Folder\Folder\etc to get to the folder where your .Html file is (or php, etc) Check the path. type: path at the command prompt. You must see the path to the folder where python is located. For example, if python is in C:\Python27, then...
https://stackoverflow.com/ques... 

What is the difference between Google App Engine and Google Compute Engine?

...fferent events, which may include HTTP requests, changes in Cloud Storage, etc. The biggest difference with App Engine is that functions are priced per 100 milliseconds, while App Engine's instances shut down only after 15 minutes of inactivity. Another advantage is that Cloud Functions execute imm...
https://www.tsingfun.com/down/ebook/106.html 

C++并发编程(中文版) - 文档下载 - 清泛网 - 专注C/C++及内核技术

...28 第3章 在线程间共享数据… 29 3.1 线程之间共享数据的问题… 29 3.1.1 竞争条件… 31 3.1.2 避免有问题的竞争条件… 31 3.2 用互斥元保护共享数据… 32 3.2.1 使用C++中的互斥元… 32 3.2.2 用于保护共享数据的结构化代码… 33 3.2.3...
https://stackoverflow.com/ques... 

Apache Prefork vs Worker MPM

...te easily. The setting for prefork, worker, or event is set in sudo nano /etc/httpd/conf.modules.d/00-mpm.conf (for CentOS 6.x/7.x/Apache 2.4). # Select the MPM module which should be used by uncommenting exactly # one of the following LoadModule lines: # prefork MPM: Implements a non-threaded, p...
https://www.tsingfun.com/ilife/tech/796.html 

互联网金融创业大赛收官 揭示创业三大风向标 - 资讯 - 清泛网 - 专注C/C++...

...年递增,租房成了大学生以及刚工作的小白领们最头疼的问题。对于他们来说,工资相对较低,房租成为每月的一笔巨额花销,使生活捉襟见肘。更何况,大多数房东为避免麻烦,通常会要求提前支付半年,甚至一年的租金,这...
https://www.tsingfun.com/ilife/tech/551.html 

大单融资后,MOOC去哪儿 - 资讯 - 清泛网 - 专注C/C++及内核技术

...主任蒋健伟表示,“MOOC能有效解决教育资源分配不均的问题,通过校际间的课程互补,提高各所学校的教学能力。” 在MOOC逐渐受到关注的同时,资本也开始发力。2014年12月,果壳网与学堂在线分别获得C轮和A轮融资。据了解,...
https://stackoverflow.com/ques... 

How would you access Object properties from within an object method? [closed]

...uent objects;Pen.dispenseInkOnto(Surface) makes more sense to me than Pen.getColor(). Getters and setters also encourage users of the class to ask the object for some data, perform a calculation, and then set some other value in the object, better known as procedural programming. You'd be better se...