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How does the “this” keyword work?
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I recommend reading Mike West's article Scope in JavaScript (mirror) first. It is an excellent, friendly introduction to the concepts of this and scope chains in JavaScript.
Once you start getting used to this, the rules are actually pre...
The new syntax “= default” in C++11
...ormly for each of these special member functions makes your code easier to read by explicitly stating your intent.
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Sequelize.js: how to use migrations and sync
I'm close to having my project ready to launch. I have big plans for after launch and the database structure is going to change -- new columns in existing tables as well as new tables, and new associations to existing and new models.
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MFC 中CImageList的用法 - C/C++ - 清泛网 - 专注C/C++及内核技术
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如果在创建图像列表时没有添加图像，则调用Add或Read成员函数向图像列表添加图像；
通过调用控件的适当成员函数，将图像列表与此控件相关联，或者您自己使用图像列表的Draw成员函数绘制图像列表中的图像；
或许...
Compiling simple Hello World program on OS X via command line
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The new version of this should read like so:
xcrun g++ hw.cpp
./a.out
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Reverse a string in Python
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@Paolo's s[::-1] is fastest; a slower approach (maybe more readable, but that's debatable) is ''.join(reversed(s)).
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How do I launch the Android emulator from the command line?
...oid avd and it will launch the manager, where you can do the same. You can read more about AVD management through GUI and through command line.
Run the AVD either by using command emulator -avd <name> or through previously launched GUI. Wait until the emulator fully loads, it takes some time. ...
warning: incompatible implicit declaration of built-in function ‘xyz’
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Read the question; he's already mentioned adding stdlib.h. But that's only good enough for the exit, not for the string functions.
– Matt Fletcher
Jul 4 '14 at 8:39
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Difference between angle bracket < > and double quotes “ ” while including header files in C++? [dup
...t supported, or if the search fails, the directive is reprocessed as if it read
# include <h-char-sequence> new-line
with the identical contained sequence (including > characters, if any) from the original
directive.
So on most compilers, using the "" first checks your loca...
Java: difference between strong/soft/weak/phantom reference
I have read this article about the topic, but I don't really understand it.
Please give me some advice along with examples when describing the concepts.
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