lexical-cast

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std::istream extraction sets failbit for no apparent reason

I\'m creating a primitive type wrapper, which can use boost::lexical_cast for setting its value from a string. It works fine, but for some reason std::istream extraction operator sets the failbit. The[详细]

2023-04-03 21:21 分类：问答
Using boost::lexical_cast with std::transform

g++ doesn\'t like: vector<int> x; x += 1,2,3,4,5; vector<string> y(x.size()); transform(x.begin(), x.end(), y.begin(), lexical_cast<string>);[详细]

2023-03-12 09:31 分类：问答
stringstream: why does "showpoint" behave similar as "fixed"?

I\'d like to write my own lexical_cast which preserves the decimal point when converting double to std::string. So I\'m using ostringstream and set the flag std::ios::showpoint:[详细]

2023-03-10 12:19 分类：问答
How do I use boost::lexical_cast and std::boolalpha? i.e. boost::lexical_cast< bool >("true")

I\'ve seen some answers to other boost::lexical_cast questions that assert the following is possible:[详细]

2023-01-31 06:15 分类：问答
华为手机备忘录怎么导入苹果手机？

华为手机备忘录导入苹果手机方法介绍因为华为和苹果不是同一个系统，无法使用手机自带的系统软件进行数据克隆和备份上传，不过可以通过第三方平台的数据同步功能来实现数据转移。[详细]

2022-12-26 16:10 分类：问答
Problem with Three20 TTPhotoViewController

I am not sure if this is the right place to ask or report this... but i hope someone here can help me out with the following problem[详细]

2022-12-23 19:40 分类：问答
隔岸灯火缥缈离歌是什么歌？

[详细]

2022-12-23 19:31 分类：问答
When is 'drawRect' called?

I have some custom drawing code in drawRect which also performs some calculation of sizes. When is the ear开发者_StackOverflowliest I can be sure that this code has been loaded, e.g. if I want to mod[详细]

2022-12-22 20:23 分类：问答
Using jsp:param / c:param in a Portlet Environment

I\'m trying to include JSP pages wit开发者_运维百科h jsp:param in a Portlet environment (using the Pluto portlet container).[详细]

2022-12-21 17:34 分类：问答
Render hyperlink control in Repeater

I\'ve got a repeater and it is bound to a dictionary . Although I can access the HyperLink, I can\'t render one. I have this code:[详细]

2022-12-21 17:19 分类：问答