C++

Some of the more useful macros that the system comes with__TIME__ system Current time, expressed as h:m:s__file__ file name__date__ Date__line__ to line number of file code linesMacro----with parameters "macro functionThe function of a macro is to

When a process is normal or abnormally terminated, the kernel sends a SIGCHLD signal like its parent process because the child process is an asynchronous event, so this signal is also the asynchronous notification that the kernel sends to that

First, set the font color:1.0 = Black 8 = Gray1 = Blue 9 = light Blue2 = green A = Light Green3 = light green B = Light Green4 = Red C = Light Red5 = Purple D = Lavender6 = Yellow E = Light Yellow7 = White F = Bright White#include System ("Color 2");

"Respecting the original works: http://blog.csdn.net/zcf1002797280/article/details/7847819"map is a standard C + + container, it provides a good one-to-one relationship, in some programs to build a map can play a multiplier effect, summed up some

The collected and modified PSO algorithms can be used for reference implementations:#include #include #include #include #include #define RAND_01 ((float) rand ()/(float) rand_max) const int numofdims = 30;const int numofparticles = 50;using

(1) Same variable nameProtected system. Web. UI. webcontrols. Label lbltitle; protected system. Web. UI. webcontrols. Label lbltitle;(2)Check whether the control on your ASPX page has the same name (case-insensitive) ID as the class variable in your

C # add text to the image. The Code is as follows: 1 /// 2 // Add text above the image, the text will be reversed by 180 degrees. 3 // 4 // image to be processed 5 /// written string 6 // 180 degrees reverse, the distance from the top of the

In c99, the last element in the structure can be an array of unknown size, which is called a flexible array member, but the flexible array member in the structure must be at least one other member. Flexible array Members allow the structure to

Description The new principal of woop high is not satisfied with her pupils performance. She introduced a new roll-call process to get a daily measure of the pupils 'learning, which proceeds as follows: At the beginning of the daily roll-call period

Union has two functions: 1. Space saving. If a struct has two mutually exclusive variables, you can change this struct to union. 2. Use the same memory as multiple interpretations Code: 1 # include 2 using namespace STD; 3 4 // function 1. If only

Cocos2d-x source code analysis of CCArray, cocos2d-xccarray The cocos2d-x has implemented an array of CCArray. Next we will analyze the source code of CCArray. CCArray inherits CCObject. Therefore, CCArray also has the reference counting function

Array and vector in C ++, lambda expression, C string plus operation, new type array in C ++ (array cache), multi-element array, new BufferZookeeper Use a C ++ array without memory management. Array should be careful not to overflow, because it

ZOJ3156_Taxi (bipartite graph/Bipartite Graph) Solution report Question: N people, m vehicles, coordinates of people and vehicles, and the speed of people, and the minimum time for all people to get on the bus. (A car can only be one

HDU 4772 Zhuge Liang & #39; s Password selection Matrix This question needs to be solved using the program of the selection Matrix. This is the same as a program on Leetcode. If extra space is used, it is easy to do. Here, no extra space is used,

Hdu 3879 hdu 3917 max weight Closure Hdu3879 base station: Each undirected graph has a negative vertex weight and a positive Edge Weight. Create a subgraph by yourself to maximize profits. At first glance, I felt like the conception of the largest

Data Structure and algorithm problems Peking University oj 2075 (Minimum Spanning Tree)Tangled in Cables Time Limit:1000 MS Memory Limit:30000 K Total Submissions:5943 Accepted:2342 DescriptionYou are the

HDU3265_Posters (scanned line/line segment tree) Solution report Question: The given rectangle contains a hollow matrix, which calculates the matrix area and. Ideas: Split a graph into four rectangles for area calculation. Scanned line + line

POJ 3282 Ferry Loading IV (simulation) Description Before bridges were common, ferries were used to transport cars into SS rivers. river ferries, unlike their larger cousins, run on a guide line and are powered by the river's current. cars drive

Ultraviolet a 1493-Draw a Mess (and query set)Ultraviolet a 1493-Draw a Mess Question Link There are four operations on an n * m plane. The corresponding area is colored as v (1 Train of Thought: Check the set, because the color coated will cover,

Do... clever usage of while (0) in macro definitionEveryone knows, do... While (condition) can represent loops, but have you ever used do or do in some macro definitions that do not need loops... While. For example: #define DELETE_POINTER(p) \