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How to detect my browser version and operating system using JavaScript?
... Mozilla
Browser Name: Netscape
Browser Version: 5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36
(KHTML, like Gecko) Chrome/40.0.2214.115 Safari/537.36
Cookies Enabled: true
Platform: Win32
User-agent header: Mozilla/5.0 (Windows NT 6.1; WOW64)
AppleWebKit/537.36 (KHTML, ...
Remove unused references (!= “using”)
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Now ~4 years latter ReSharper 6.1 got the feature directly !
– Julien Roncaglia
Feb 6 '12 at 1:43
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How to sort a list of objects based on an attribute of the objects?
...er.count)
longList = [C(random.random()) for i in xrange(1000000)] #about 6.1 secs
longList2 = longList[:]
longList.sort() #about 52 - 6.1 = 46 secs
longList2.sort(key = lambda c: c.count) #about 9 - 6.1 = 3 secs
My, very minimal, tests show the first sort is more than 10 times slower, but the b...
Xcode 6 beta 2 issue exporting .ipa: “Your account already has a valid iOS distribution certificate”
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On Xcode 6.1 the problem is no more. But if you want to make Ad Hoc build for TestFlight (testflight.com) distribution you have to use Ad Hoc Distribution Provision. Development Provision won't let you Archive for Ad Hoc Distribution ...
C++并发编程（中文版） - 文档下载 - 清泛网 - 专注C/C++及内核技术
...6
5.4 小结… 128
第6章 设计基于锁的并发数据结构… 129
6.1 为并发性而设计的含义是什么？… 129
6.1.1 为并发性设计数据结构的准则… 130
6.2 基于锁的并发数据结构… 131
6.2.1 使用锁的线程安全栈… 131
6.2.2 使用锁和条件变量...
社会化海量数据采集爬虫框架搭建 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...类异常，简单就是有验证码了人为去输入，高级一些可以破解验证码识别算法实现自动输入验证码的目的。
扩展一下 ：所见即所得我们是不是真的做到？规则配置也是个重复的大任务？重复网页如何不抓取？
1、有些网...
动态追踪（Dynamic Tracing）技术漫谈 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...面的原因，并不会提供任何调试符号，以增加逆向工程和破解的难度。其中有一个例子是 Intel 公司的 IPP 这个程序库。IPP 针对 Intel 的芯片提供了很多常见算法的优化实现。我们也曾经尝试过在生产系统上面去使用基于 IPP 的 gzip...
Want to find records with no associated records in Rails
...d it, but he deserves the +1s for this. Great addition!
Update 4 - Rails 6.1
Thanks to Tim Park for pointing out that in the upcoming 6.1 you can do this:
Person.where.missing(:contacts)
Thanks to the post he linked to too.
...
Entity Framework code first unique column
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In Entity Framework 6.1+ you can use this attribute on your model:
[Index(IsUnique=true)]
You can find it in this namespace:
using System.ComponentModel.DataAnnotations.Schema;
If your model field is a string, make sure it is not set to nv...
Linux反编译全攻略 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...全攻略一个简单的linuxcrackme的逆向前言最不喜欢的就是写破解教程，酒后一时冲动，老夫卿发少年狂，许下将写一篇linux平台逆向的文章的诺言，作...一个简单的linux crackme的逆向
前言
最不喜欢的就是写破解教程，酒后一...