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Node.js on multi-core machines
... memory leak will eventually add up.
Setup log collection / monitoring
PS: There's a discussion between Aaron and Christopher in the comments of another post (as of this writing, its the top post). A few comments on that:
A shared socket model is very convenient for allowing multiple processes...
What are the relationships between Any, AnyVal, AnyRef, Object and how do they map when used in Java
...sed with both classes that extend AnyRef and classes that extend AnyVal.
PS: In my own view, Java is likely to follow C# in allowing "struct" primitives, and maybe typedefs, as parallelism without resorting to them is proving difficult to accomplish with good performance.
...
Ignore mouse interaction on overlay image
...t a menu option could be sized to, 100x40px (an arbitrary value, but it helps with illustrating the sample).
The div has an image overlay, and a link overlay. The link contains a div sized to be the same as the 'menuOption' div. This way a user click is captured across the whole box.
You will ne...
How to organize a node app that uses sequelize?
...tralized module take care of the models setup and instantiation.
So the steps are:
Have several Model files with data about the model, like fields, relationships and options.
Have a singleton module which loads all those files and setup all the model classes and relationships.
Setup your singleton ...
boost自定义composite_key_compare比较函数 - C/C++ - 清泛网 - 专注C/C++及内核技术
...site_key_compare比较函数composite_key_compare指定boost多容器元素的比较方法，当然我们也可以自定义比较函数。另外，如果调试过程中遇到很奇怪的问题，可以在自定义比较函数中下断点进行调试。
// boost_demo.cpp : 定义控制台应用程...
PHP报错：Only variables should be passed by reference - C/C++ - 清泛网 - 专注C/C++及内核技术
...l = array_shift(explode(' ', $tag));
解决办法 1 ：
5.3以上版本的问题，应该也和配置有关 只要406行把这一句拆成两句就没有问题了
$tag_sel = array_shift(explode(' ', $tag));
改成：
$tag_arr = explode(' ', $tag);
$tag_sel = array_shift($tag_arr);
（...
mfc从CImageList中获取CBitmap位图对象 - C/C++ - 清泛网 - 专注C/C++及内核技术
mfc从CImageList中获取CBitmap位图对象通过图像的索引号从CImageList中获取CBitmap位图对象的函数如下： CImageList中获取CBitmap位图对象void GetListImage(CImageList &Imag...通过位图的索引号从CImageList中获取CBitmap位图对象的函数如下：
//CImageL...
warning C4996 - C/C++ - 清泛网 - 专注C/C++及内核技术
...unsafe. ......
warning C4996: strcpy was declared deprecated
出现这样的警告，是因为VC2005之后的版本中认为CRT中的一组函数如果使用不当，可能会产生诸如内存泄露、缓冲区溢出、非法访问等安全问题。这些函数如：strcpy、strcat等。
对于...
AfxIsValidAddress 测试内存地址 - C/C++ - 清泛网 - 专注C/C++及内核技术
...ory space.
测试任何内存地址,以确保它是完全包含在程序的内存空间。
BOOL AfxIsValidAddress(
const void* lp,
UINT nBytes,
BOOL bReadWrite = TRUE
);
Parameters
lp
Points to the memory address to be tested.
指向被测试...
error C2804:binary \'operator +\' has too many parameters - C/C++ - 清泛网 - 专注C/C++及内核技术
...操作数，应该重载为普通非成员函数。
注意重载操作符的形参数目（包括成员函数的隐式 this 指针）与操作符的操作数数目相同。对称的操作符，如算术操作符、相等操作符、关系操作符和位操作符，最好定义为普通非成员函...