大约有 26,000 项符合查询结果(耗时:0.0442秒) [XML]

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Checking for NULL pointer in C/C++ [closed]

In a recent code review, a contributor is trying to enforce that all NULL checks on pointers be performed in the following manner: ...
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C++应用程序添加VBScript和JavaScript支持 - C/C++ - 清泛网 - 专注C/C++及内核技术

C++应用程序添加VBScript和JavaScript支持Adding-VBScript-and-JavaScript-support-in-Cpp-appl采用MSSCRIPT.OCX在C++程序中调用JavaScript及VBScript。效果截图: 源码点此下载。 Introduction I am always amazed to see how the script control (msscript.ocx) is fun to use and...
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C++应用程序添加VBScript和JavaScript支持 - C/C++ - 清泛网 - 专注C/C++及内核技术

C++应用程序添加VBScript和JavaScript支持Adding-VBScript-and-JavaScript-support-in-Cpp-appl采用MSSCRIPT.OCX在C++程序中调用JavaScript及VBScript。效果截图: 源码点此下载。 Introduction I am always amazed to see how the script control (msscript.ocx) is fun to use and...
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What is the difference between char array and char pointer in C?

I am trying to understand pointers in C but I am currently confused with the following: 8 Answers ...
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What does cmd /C mean? [closed]

I can understand cmd but not cmd /c . I was trying to invoke a java program from the current for which I use Runtime.getRuntime().exec("cmd /C java helloworld"); There arises my doubt. ...
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Java 调用外部进程 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...序中调用外部应用(.exe)。起初直接使用Runtime.getRuntime().exec(String co...最近需要用Java写一个调用外部应用的程序,也就是说要在Java程序中调用外部应用(.exe)。 起初直接使用“Runtime.getRuntime().exec(String command, String[] env, File dir)”...
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%d,%c,%s,%x等转换符 释义 - C/C++ - 清泛IT论坛,有思想、有深度

...明符 %a(%A) 浮点数、十六进制数字和p-(P-)记数法(C99) %c 字符 %d 有符号十进制整数 %f 浮点数(包括float和doulbe) %e(%E) 浮点数指数输出[e-(E-)记数法] %g(%G) 浮点数不显...
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What new capabilities do user-defined literals add to C++?

C++11 introduces user-defined literals which will allow the introduction of new literal syntax based on existing literals ( int , hex , string , float ) so that any type will be able to have a literal presentation. ...
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C++应用程序添加VBScript和JavaScript支持 - C/C++ - 清泛网移动版 - 专注C/C++及内核技术

C++应用程序添加VBScript和JavaScript支持Adding-VBScript-and-JavaScript-support-in-Cpp-appl采用MSSCRIPT.OCX在C++程序中调用JavaScript及VBScript。效果截图: 源码点此下载。 Introduction I am always amazed to see how the script control (msscript.ocx) is fun to use and...
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Flask SQLAlchemy query, specify column names

How do I specify the column that I want in my query using a model (it selects all columns by default)? I know how to do this with the sqlalchmey session: session.query(self.col1) , but how do I do it with with models? I can't do SomeModel.query() . Is there a way? ...