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Simultaneously merge multiple data.frames in a list
... a list of many data.frames that I want to merge. The issue here is that each data.frame differs in terms of the number of rows and columns, but they all share the key variables (which I've called "var1" and "var2" in the code below). If the data.frames were identical in terms of columns, I coul...
Rails 3.1: Engine vs. Mountable App
Can someone help me understand the differences between a Rails Engine and a Mountable app? In Rails 3.1, you can create either one with the "rails new plugin ___ " command.
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How do I map lists of nested objects with Dapper
I'm currently using Entity Framework for my db access but want to have a look at Dapper. I have classes like this:
7 Answer...
What is “git remote add …” and “git push origin master”?
Quite often, Git and Rails looks like magic... such as in the first chapter of Rails 3 Tutorial book , it talks about Git:
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in iPhone App How to detect the screen resolution of the device
In iPhone App,
while running the App on device How to detect the screen resolution of the device on which App is running?
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git selective revert local changes from a file
In my git repo which is tracking a svn repo I have made a number of edits to a single file.
6 Answers
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What happens if I define a 0-size array in C/C++?
Just curious, what actually happens if I define a zero-length array int array[0]; in code? GCC doesn't complain at all.
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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...
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...