at t mcallen tx

(*function) (void);};#define COMMAND (name) {name, name # # _command} Here's # #表示后面有内容与NAME链接Then you can easily initialize an array of command structures with some pre-defined commands:struct command commands[] = { command (quit), command (Help), ...}The command macro acts as a code generator here, which reduces the code density to a certain extent, and indirectly reduces the errors caused by careless attention. We can also N # #符号连接 n+1 A token, this feature is not available in the # symb

CentOS 5.x/ RHEL 5.x install salt to upgrade ZMQ2.x to ZMQ4.x RHEL5.8 install salt-minion through the EPEL source. When starting, the log reports an error: [WARNING] You have a version of ZMQ less than ZMQ 3.2! There are known connection keep-alive issues with ZMQ The reason is that the salt-master version uses ZMQ3,

The meaning of program size:code=x ro-data=x rw-data=x zi-data=x Code: The size of the flash the program occupies, stored in flash. Ro-data (read-only data): Read-only-data, program-defined constants, such as const, stored in Flash. Rw-data (Readable and writable data with initial value requirements):Read-write-data, a

There is a function: x The C language has a function: x to be output

Content transfer fromhttp://blog.csdn.net/sasoritattoo/article/details/12451359There are three main ways to judge whether a variable is a none in the code:The first is the ' if X is None ';The second type is ' if not x: ';The third kind of ' if not X is None ' (this sentence understands more clearly ' if not ' (x is No

Difference between Python2.x and Python3.x, python2.xpython3. x Python version 3.0 is often called Python 3000 or Py3k. Compared with earlier versions of Python, this is a major upgrade. In order not to bring too much burden into it, Python 3.0 does not consider backward compatibility during design. Many programs designed for earlier versions of Python cannot be

Python code if not x: And if x is not None: And if not x is None: usage introduction, pythonnone There are usually three main methods to determine whether the variable is None in the Code:The first is 'if x is none ';The second type is 'If not x :';The third is 'If not

Dionysoslai 2015/2/28For the design of the event interception, Cocos2d-x from 2.x to 3.x has undergone a fundamental change, has always been to this, only the simple use of thinking about how to build their own game code, not the design of the pros and cons to explore. Just a while ago in a new game, about 2.x touch ev

Label: Ar data C r amp as Har Text D (X Y) + (x ^ y)> 1) equals to (x + y)/2 (X Y) + (x ^ y)> 1), divide each bit (Binary bit) in X and Y into three types, calculate the average value for each category and summarize the results.

Tags: 3.4 Part log code negative strong return COM logsMySQL Rounding function round (x) The ROUND (x) function returns the integer closest to parameter x, rounding the X value. Instance: The operand is rounded using the round (x) function. The SQL statements are as follows:

Several examples of code that is compatible with Python 2.x and Python 3.x, python2.xpython3. x Write compatible Python and 3.x code When we are in Python 2. x to Python 3. during the transition period of x, you may wonder if you

Label: style blog color ar strong data SP Div C Method 1:We consider adding X and Y to bits in binary representation.Where the I-th DigitXI + yi = (XI Yi) (XI Yi) Xi ^ Yi indicates that carry is not considered. The value of the current BIT.Add all the data, that isX + y = sum {Xi * 2 ^ I} + sum {Yi * 2 ^ I} = sum {(XI + yi) * 2 ^ I}= Sum {(XI Yi) = Sum {(XI Yi) * 2) * 2 ^ I + (Xi ^ Yi) * 2 ^ I}= Sum {(XI Yi) * 2 ^ I} * 2 + sum {(Xi ^ Yi) * 2 ^ I

Difference between python3.x and 2.x, and between python3.x2. x 1. Performance Py3.0 runs pystone benchmark 30% slower than Py2.5. Guido believes that Py3.0 has a huge space for optimization, which can be used for string and integer operations.To achieve good optimization results.Py3.1 performance is 15% slower than Py2.5, and there is still much room for improve

Cocos2d-x learning notes (2) Cocos2d-x overall framework, cocos2d-x learning notes Original article, reproduced please indicate the source: http://blog.csdn.net/sfh366958228/article/details/38680123 In the previous section we briefly analyzed the HelloWorld project, and we will look further at the overall framework of the Cocos2d-

Android 2.x uses the theme 4. x and Android 2.x4.x. Currently, most Android Developers use Android APP 2. x SDK version, to be compatible with 2. x's mobile phone is understandable, but the biggest headache is 2. the theme of Version x is too ugly. This is what Android just

In general, x+=y and x=x+y output is equivalent, so the two formulations can be common, but in some critical values to choose x+=y more appropriate, such as:Short n=3;n+=1;//compilation failed with n=n+1;//compilationIn the above example, the right side of the n=n+1 equals evaluates to the int type, while the left vari

There are currently three major versions of jquery:1.x: Compatible with ie678, the most widely used, the official only bug maintenance, function no longer new. So for general projects, the 1.x version is available, and the final version: 1.12.4 (May 20, 2016)2.x: Incompatible with ie678, few people use, official only bug maintenance, function no longer new. If yo

Cocos2d-x 3.X resource and script decryption, cocos2d-x3.x You don't need to talk about encryption. You can refer to the 2.x encryption method in the previous article. Only the decryption rules can be guaranteed; Now we will focus on 3. X decryption: In the new 3.

The COCOS2D-X website has briefly described how to build cocos2d-x v2.x and v3.x in OS X environments. The specific link is: http://cn.cocos2d-x.org/article/index?type=cocos2d-xurl=/doc/cocos-docs-master/manual/framework/ Native/v3/getting-started/setting-up-development-envi

Log4j2.x has changed a lot relative to log4j1.x, which is a bit unnecessary and impersonal for a widely used open source software.Preparatory workOfficial download page: http://logging.apache.org/log4j/2.x/download.html select Apache log4j 2 binary download, do not select the source file to download, if you are interested in studying and repackaging, It is also a