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Trusting all certificates with okHttp

... Update OkHttp 3.0, the getAcceptedIssuers() function must return an empty array instead of null. share | improve this answer | follow ...
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Regular expression to match standard 10 digit phone number

...^(\+\d{1,2}\s)?\(?\d{3}\)?[\s.-]\d{3}[\s.-]\d{4}$ Matches the following 123-456-7890 (123) 456-7890 123 456 7890 123.456.7890 +91 (123) 456-7890 If you do not want a match on non-US numbers use ^(\+0?1\s)?\(?\d{3}\)?[\s.-]\d{3}[\s.-]\d{4}$ Update : As noticed by user Simon Weaver below, if y...
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Decorators with parameters?

...rguments is a bit different - the decorator with arguments should return a function that will take a function and return another function. So it should really return a normal decorator. A bit confusing, right? What I mean is: def decorator_factory(argument): def decorator(function): def...
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What is lexical scope?

... First, lexical scope (also called static scope), in C-like syntax: void fun() { int x = 5; void fun2() { printf("%d", x); } } Every inner level can access its outer levels. There is another way, called dynamic scope used by the first implementation of Lisp, again in a ...
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What's the $unwind operator in MongoDB?

...e" , author : "bob" , posted : new Date () , pageViews : 5 , tags : [ "fun" , "good" , "fun" ] , comments : [ { author :"joe" , text : "this is cool" } , { author :"sam" , text : "this is bad" } ], other : { foo : 5 } } Notice how tags is actually an array of 3 ite...
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select、poll、epoll之间的区别总结[整理] - C/C++ - 清泛网 - 专注C/C++及内核技术

...echo程序进行了测试。连接如下所示: select:http://www.cnblogs.com/Anker/archive/2013/08/14/3258674.html poll:http://www.cnblogs.com/Anker/archive/2013/08/15/3261006.html epoll:http://www.cnblogs.com/Anker/archive/2013/08/17/3263780.html 今天对这三种IO多路复用进...
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How to check if running in Cygwin, Mac or Linux?

... (SCO) UnixWare UnixWare IBM AIX AIX IBM i with QSH OS400 HP-UX HP-UX ...
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How to know what the 'errno' means?

... not thread safe while strerror_r() is thread safe. MT-Safe or Thread-Safe functions are safe to call in the presence of other threads. MT, in MT-Safe, stands for Multi Thread. -p26, The GNU C Library char * strerror(int errnum ) [Function] Preliminary: | MT-Unsafe race:strerror | AS-Unsafe heap i18...
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How can I change the language (to english) in Oracle SQL Developer?

... this option will be: oracle.translated.locales = de,es,it,ja,ko,pt_BR,zh_CN,zh_TW The original value was: oracle.translated.locales = de,fr,es,it,ja,ko,pt_BR,zh_CN,zh_TW The configuration above (sqldeveloper.conf file) will be wrong after remove french support and the french language does not...
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What are the advantages of using nullptr?

...ere doesn't seem to be an advantage. But consider the following overloaded functions: void f(char const *ptr); void f(int v); f(NULL); //which function will be called? Which function will be called? Of course, the intention here is to call f(char const *), but in reality f(int) will be called! ...