what switch case

[Turn] The Story Behind and the story behind Happy Lambda expressions The story behind the last article-happy Lambda expressions (1) We analyzed Lambda expressions from a simple perspective. I understand the differences between it and the delegate

Php learning process control implementation code. For more information about php learning, see. Php learning process control implementation code. For more information about php learning, see. The Code is as follows: /* * Process Control * * 1.

This problem is not much difficulty, but is a relatively basic point of knowledge application!To learn OC has certain help.1. create a pair of files Student.h student.m2. in Student.h, define a student structure, member variables include: name,

The ioctl function I mentioned here is in the driver, because I don't know whether IOCTL is used in other occasions, so it defines the scope of our discussion. Why do I need to write an article? It was because I had been confused by IOCTL for a

Sequential process You have a cup of water, which is generally like this:1. fill the cup with boiling water;2. Wait for boiling water to cool down;3. Pour it in your mouth.In this example, you can think of how to accomplish things,There must always

[1] (page171)Switch-case For switch-case,The common misunderstanding is that only statements associated with the matched case tag are executed. In fact, the program starts execution from this point and continues to cross the case boundary until the

      In actual development, in database table design, we are often used to using an int type state field to represent the data status. This field is very convenient to represent the status of this data, however, it is unwilling to create a foreign

In program development, the branch structure is used more frequently than the loop structure, with 10 branches and 4 loops. Three scenarios of Program Development: Branch, loop, and branch (1)Three formats of if:Int A = 10;If (A> O){Printf ("% d",)

The following are some examples of new functions in Java 1.7: 1. Set support for set support for creating list/set/map is easier to write. List string> List = [item]; String item = list [0]; Set string> set = {item }; Map string, integer> map = {key:

Wcdj This article is followed:Dissection C Chapter 1_1 Http://blog.csdn.net/delphiwcdj/archive/2010/10/06/5923540.aspx   [1] How many keywords does C have? How to Use sizeof? Is it a function?[2] what is definition? What is declaration? What are

1. If an expression conflicts with a delimiter or placeholder, you can use the "\" symbol@ for in users) {e-mail is ${user.name}\@ 163. com@}${[// output a JSON list ${{key:1,value:2 \} // output a JSON map,} need to add \The temporary variable

Using single quotes instead of double quotation marks to contain strings can be faster. Because PHP will search for variables in a string surrounded by double quotes, single quotes will not, note: only echo can do this, it is a string can be used as

1. Do not copy variables randomly Sometimes in order to make the PHP code more neat, some novice PHP (including me) will copy the predefined variables into a shorter name of the variable, in fact, the result is an increase in memory consumption,

PHP Code performance Optimization 1. Don't just copy the variables. Sometimes in order to make the PHP code more neat, some novice PHP (including me) will copy the predefined variables into a shorter name of the variable, in fact, the result is an

Bkjia the Google Group last week shared its website acceleration tips, including some PHP performance tips. However, these PHP performance tips in the PHP community caused a stir, the PHP team immediately wrote an open letter to these performance

The tests project in the cocos2d-x is rich in content, one of the most dazzling test is the participation test, this test contains 43 different particle rendering effect, a good interpretation of the cocos2d-x particle system. Find the callback

Google made "let's make the web" in Google CodeFaster "(making the web faster) websites share some tips, tutorials, and tools such as web page performance optimization. Today I will translate a tip article: PHPI don't know the performance

After the hello World Driver in the previous article, I am familiar with the general framework of the driver program. The driver of the second lesson is led! Pay attention to how it operates gpio and how it is associated with the user layer

The ioctl function I mentioned here is in the driver, because I don't know whether IOCTL is used in other scenarios, Therefore, the scope of our discussion is defined. Why do I need to write an article? It's because I was mixed up by IOCTL some time

Deep understanding of wm_erasebkgnd and wm_paint For a long time, the message wm_paint and wm_erasebkgnd are not very clear. I have found a lot of information from books and the Internet. In general, there are several points: 1. wm_paint is