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VR硬件行业洗牌进行时 70%创业公司倒闭转行做内容 - 资讯 - 清泛网 - 专注C...
...以线上仍是主要分发渠道，虽然各个厂商都为自家的产品开发了独立的APP，其实不同的眼镜和APP之间是可以互相兼容的，这便给山寨产品提供了滋生的空间。而与暴风魔镜等知名品牌相比，山寨厂商最大的优势在于成本控制。”...
Determining 32 vs 64 bit in C++
...esentation. I prefer ENVIRONMENT64 / ENVIRONMENT32. Then I find out what all of the major compilers use for determining if it's a 64 bit environment or not and use that to set my variables.
// Check windows
#if _WIN32 || _WIN64
#if _WIN64
#define ENVIRONMENT64
#else
#define ENVIRONMENT32
#endif...
'and' (boolean) vs '&' (bitwise) - Why difference in behavior with lists vs numpy arrays?
...
and tests whether both expressions are logically True while & (when used with True/False values) tests if both are True.
In Python, empty built-in objects are typically treated as logically False while non-empty built-ins are logically True. This facilitates the c...
How to completely uninstall Visual Studio 2010?
...ly and ultimately remove Visual Studio 2010 from my computer. When you install Visual Studio, it also installs a bunch of programs (about 55) in the add/remove programs panel ( appwiz.cpl ).
...
__attribute__ - C/C++ - 清泛网 - 专注C/C++及内核技术
...之前。
函数属性（Function Attribute）
函数属性可以帮助开发者把一些特性添加到函数声明中，从而可以使编译器在错误检查方面的功能更强大。__attribute__机制也很容易同非GNU应用程序做到兼容之功效。
GNU CC需要使用 –Wall...
When to use NSInteger vs. int
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You usually want to use NSInteger when you don't know what kind of processor architecture your code might run on, so you may for some reason want the largest possible integer type, which on 32 bit systems is just an int, while on a ...
十年磨一“饼” 一个70后连续创业者的心路历程 - 资讯 - 清泛网 - 专注C/C+...
...异国不能加入我们的创业团队……
初期，为了寻找产品开发的灵感，我的足迹踏遍台北-日本-广州-北京-上海-香港，期间还请教了赛百味亚洲总部的ALAN老师关于很多标准化和供应链的问题(他在新加坡亚洲总部负责产品开发及供...
项目管理实践教程二、源代码控制【Source Control Using VisualSVN Server ...
...负责代码编写，所以也是只读权限。而Developer1和manager1是开发人员和项目经理，自然具有读、写的权限。
在实际的项目开发过程中，Developer和tester往往不可能只有一个人，这时候使用组来授权更加方便，这个大家可以自己练习...
“static const” vs “#define” vs “enum”
...sion for static arrays at function scope; both (2) and (3) can.
Under C99, all of these can be used for local arrays. Technically, using (1) would imply the use of a VLA (variable-length array), though the dimension referenced by 'var' would of course be fixed at size 5.
(1) cannot be used in place...
find vs find_by vs where
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Use whichever one you feel suits your needs best.
The find method is usually used to retrieve a row by ID:
Model.find(1)
It's worth noting that find will throw an exception if the item is not found by the attribute that you supply. Use where (as described below, which will return an empty arr...