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Remove duplicate entries using a Bash script [duplicate]

... Perl one-liner similar to @kev's awk solution: perl -ne 'print if ! $a{$_}++' input This variation removes trailing whitespace before comparing: perl -lne 's/\s*$//; print if ! $a{$_}++' input This variation edits the file in-place: perl -i -ne 'print if ! $a{$_}++' input This variation e...
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WARN Could not determine content-length of response body. Set content-length of the response or set

...d of Webrick, and the warn will disappear. – fearless_fool Aug 3 '12 at 3:55 2 I second using thi...
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Calling filter returns [duplicate]

... @Mr_and_Mrs_D try putting an iterator object itObj in [] and you will get [itObj], while putting in list() you will get values from object like [1, 4, 7], assuming itObj has these values. – user2846569 ...
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require file as string

... for anyone who comes across this post. nodejs.org/api/globals.html#globals_require_extensions – blockloop Jul 17 '13 at 18:35 2 ...
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Get current URL path in PHP [duplicate]

... You want $_SERVER['REQUEST_URI']. From the docs: 'REQUEST_URI' The URI which was given in order to access this page; for instance, '/index.html'. sha...
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ATL CComPtr和CComQIPtr详解 - C/C++ - 清泛网 - 专注IT技能提升

...> punk; 下面三个例子完全相同 CComPtr<IXXX> pno; CComPtr<IXXX,&__uuidof(IXXX)> pno; CComPtr<IXXX,&IID_IXXX> pno; CComQIPtr可以用任何一个类型的接口指针初始化,如果初始化的值与CComQIPtr的类型相同,那么构造函数简单调用 指针的AddRef,但是,如...
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Visul C++中CList用法 - C/C++ - 清泛网 - 专注C/C++及内核技术

...和构造方法 CList的声明如下: template< class TYPE, class ARG_TYPE >class CList : public CObject 由此,我们知道CList是一个模版类,那么他的两个class是什么意思呢? 下面看一个例子: CList<CString ,CString&> list;//链表对象1 CList<CString,CString> l...
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Win32 创建控件风格不是Win XP的解决方案 - C/C++ - 清泛网 - 专注C/C++及内核技术

... 还需要在资源文件中加一行: // 1 RT_MANIFEST "TestCtrlStyle.manifest" 注意,有时候,加这样一句代码在资源文件中,链接时会出错: 1>Linking... 1>CVTRES : fatal error CVT1100: duplicate resource. type:MANIFEST, name:1...
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64 bit OS下int占几个字节? - C/C++ - 清泛网 - 专注C/C++及内核技术

...混淆。int是由编程语言设计决定的,不受编译器的影响。__int64才是8位的。另外,指针是受编译器 OS影响的,3...int固定4字节,不要受64 bit的混淆。int是由编程语言设计决定的,不受编译器的影响。 __int64才是8位的。 另外,指...
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C/C++ 如何向上取整? - C/C++ - 清泛网 - 专注C/C++及内核技术

...上取整?一般地,向上取整有两种方法:#include <math.h>int _tmain(int argc, _TCHAR* argv[]){int a = 6, b = 5; ceil函数printf("%d...一般地,向上取整有两种方法: #include <math.h> int _tmain(int argc, _TCHAR* argv[]) { int a = 6, b = 5; //ceil函数 prin...