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深入浅出计算机字符集编码 - C/C++ - 清泛网 - 专注C/C++及内核技术
...的是JAVA编程，问题便很容易解决直接用destStr = new String(sourceStr.getByte(“UTF-8”), “EUC-JP”)就可以进行编码的转换，不过C++就没那么幸运了，除非按照一定的逻辑自行实现一套编码转换的方法，当然从各方面限制来看是不太现实...
How can I search for a multiline pattern in a file?
I needed to find all the files that contained a specific string pattern. The first solution that comes to mind is using find piped with xargs grep :
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How to convert a Hibernate proxy to a real entity object
During a Hibernate Session , I am loading some objects and some of them are loaded as proxies due to lazy loading. It's all OK and I don't want to turn lazy loading off.
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Decimal number regular expression, where digit after decimal is optional
I need a regular expression that validates a number, but doesn't require a digit after the decimal.
ie.
15 Answers
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Gson: Directly convert String to JsonObject (no POJO)
Can't seem to figure this out.
I'm attempting JSON tree manipulation in GSON, but I have a case where I do not know or have a POJO to convert a string into, prior to converting to JsonObject . Is there a way to go directly from a String to JsonObject ?
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How to trace the path in a Breadth-First Search?
How do you trace the path of a Breadth-First Search, such that in the following example:
5 Answers
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Function pointers, Closures, and Lambda
I am just now learning about function pointers and, as I was reading the K&R chapter on the subject, the first thing that hit me was, "Hey, this is kinda like a closure." I knew this assumption is fundamentally wrong somehow and after a search online I didn't find really any analysis of this compari...
Why .NET String is immutable? [duplicate]
As we all know, String is immutable. What are the reasons for String being immutable and the introduction of StringBuilder class as mutable?
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How can I redirect the output of the “time” command?
I tried to redirect the output of the time command, but I couldn't:
7 Answers
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What Computer Science concepts should I know? [closed]
What concepts in Computer Science do you think have made you a better programmer?
33 Answers
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