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Maven error: Could not find or load main class org.codehaus.plexus.classworlds.launcher.Launcher

...nvironment variable name from M2_HOME to M3_HOME did the trick. I am on a Mac running OSX 10.9 with JDK 1.7. Hope this helps. Note: Please delete M2_HOME, if already set. Eg: unset M2_HOME share | ...
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'git status' shows changed files, but 'git diff' doesn't

... For me, it had something to do with file permissions. Someone with Mac/Linux on my project seems to commit some files with non-default permissions which my Windows git client failed to reproduce. Solution for me was to tell git to ignore file permissions: git config core.fileMode false Ot...
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JetBrains / IntelliJ keyboard shortcut to collapse all methods

...intellij code folding shortcuts. For Windows/Linux do: Ctrl+Shift+- For mac use Command+Shift+- To unfold again do Ctrl+Shift++ or Command+Shift++ respectivley. share | improve this answer ...
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invalid byte sequence for encoding “UTF8”

...name yourfilename: UTF-8 Unicode English text (I think that will work on Macs in the terminal, too.) Not sure how to do that under Windows. If you use that same utility on a file that came from Windows systems (that is, a file that's not encoded in UTF8), it will probably show something like this...
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C#位运算符(C#按位与、按位或 等) - 更多技术 - 清泛网 - 专注C/C++及内核技术

...为负数时,符号位为1,最高位是补0或是补1 取决于编译系统的规定。Turbo C和很多系统规定为补1。 main(){ unsigned a,b; printf("input a number: "); scanf("%d",&a); b=a>>5; b=b&15; printf("a=%d\tb=%d\n",a,b); } 请再看一例! mai...
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redmine开源项目管理工具介绍 - 开源 & Github - 清泛网 - 专注IT技能提升

...图 提供一个更级别的基于项目版本的对于整个问题跟踪系统的概述,它可以帮助制定项目计划,管理项目开发。 4.新建问题 要创建新建的问题,你需要有新建问题的权限。Redmine默认有三种跟踪标签,即Bug、Feature、Support。 5....
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fstream默认不支持中文路径和输出整数带逗号的解决办法 - C/C++ - 清泛网 -...

...创建文件夹失败的信息。 一个解决办法是:在中文操作系统下,调用locale::global(std::locale("")),将全局区域设置为中文,如下例: #include <iostream> #include <fstream> #include <string> #include <direct.h> using namespace std; void main() { ...
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Visul C++中CList用法 - C/C++ - 清泛网 - 专注C/C++及内核技术

...讲得很清楚。这里就不再多介绍。 5、CList的元素 对于系统定义的类,可以直接在CList中使用。而对于用户自定义的类,如果这个类继承了CObject类,在使用CList时,需要将用户自定义的类实现操作符=的重载,否则系统将会报错...
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C++中判断文件、目录是否存在的几种方法 - C/C++ - 清泛网 - 专注C/C++及内核技术

...目录存在的一些方法。 一、FindFirstFile 在C++中可以调用系统的一些函数,但这种方法稍微显得复杂一些。 WIN32_FIND_DATA wfd; bool rValue = false; HANDLE hFind = FindFirstFile(strPath.c_str(), &wfd); if ((hFind != INVALID_HANDLE_VALUE) && (wfd.dwFileAttribut...
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C++代码执行安装包静默安装 - C/C++ - 清泛网 - 专注C/C++及内核技术

...因没有深入详查,最终采用了方案3,完美解决。 //在系统进程中查找explorer.exe,并获取其访问令牌 DWORD WINAPI INTER_GetExplorerToken( OUT PHANDLE phExplorerToken ) { DWORD dwStatus = ERROR_FILE_NOT_FOUND ; BOOL bRet = FALSE ; HAN...