different hats

In python: bitwise operations are all bitwise operations. they all perform operations in the binary form of the number involved in the calculation. 1. operation: when the values of A and B are both 1, the calculation result of A and B is 1. otherwise, in python: Bitwise operations are all bitwise operations, which are performed in the binary form of the number involved in the operation. 1. operation: when the values of A and B are both 1, the calculation result of A and B is 1. Otherwise, it is

目前想是在用户的数据库增加一个字段，每个页面都判断是哪个区域的，根据这个值显示限定的内容。但是员工分布很清晰了，一般都是以省划分的，IP应该会有一个范围把，这个可以作为一个识别规则吗。主要是想要一个网站能够根据不同的位置的人显示不同的内容，也只能关注到自己区域的动态和部分共同的动态。请问大家这种情况都是通过数据库字段去判断吗 Reply content: 目前想是在用户的数据库增加一个字段，每个页面都判断是哪个区域的，根据这个值显示限定的内容。但是员工分布很清晰了，一般都是以省划分的，IP应该会有一个范围把，这个可以作为一个识别规则吗。主要是想要一个网站能够根据不同的位置的人显示不同的内容，也只能关注到自己区域的动态和部分共同的动态。请问大家这种情况都是通过数据库字段去判断吗 can use Sohu Platform API approximate code is as follows ~ var returnCitySN = {"cip": "xxx.xxx.xxx.xxx", "cid": "310000", "cname": "XX市"};if(returnCity

The Mb_strlen function specifies different encoding output results, which Master hero explains the reason page encoding Utf-8 $text = "Ah ah ah ah"; Echo Mb_strlen ($text, ' UTF8 '). ""Echo Mb_strlen ($text, ' GBK ').""Echo Mb_strlen ($text, ' gb2312 ').""; Echo strlen ($text); Output: 4 6 8 12 page encoding gb2312 $text = "Ah ah ah ah"; Echo Mb_strlen ($text, ' UTF8 '). ""Echo Mb_strlen ($text, ' GBK ').""Echo Mb_strlen ($text, ' gb231

Continue with my previous article. After setting cookies, retrieve them.Copy codeThe Code is as follows:Var userName = Ext. util. Cookies. get ('username ');Var userAuthority = Ext. util. Cookies. get ('userauthority '); // 0, 1, 2 Now you can useCopy codeThe Code is as follows:// The tree menu is displayed based on different PermissionsVar treeUrl = '../store/REE' + userAuthority + '. json ';Var treeStore = Ext. create ('ext. data. treestore ',{Proxy

Introduction to jqGrid Jqgrid is a jquery-based web-side table/tree grid component. Default select definition method [Javascript]{Name: 'ship ', index: 'ship', width: 90, editable: true, edittype: "select", editoptions: {value: "FE: FedEx; IN: inTime; TN: TNT; AR: ARAMEX "}} {Name: 'ship ', index: 'ship', width: 90, editable: true, edittype: "select", editoptions: {value: "FE: FedEx; IN: inTime; TN: TNT; AR: ARAMEX "} the default definition method is to set the colModel col definition in the gr

I recently read a website and found that different resolutions of the display and style files are called differently. Today I wrote an example to study it.

This method supports IE and other browsers. 1. Define two links first. Of course, you can also be one, and the second is the css to be changed.Copy codeThe Code is as follows:2. The following JavaScript code will change css based on different browser sizes.Copy codeThe Code is as follows: function adjustStyle (width ){Width = parseInt (width );If (width $ ("# Css"). attr ("href", "css/narrow.css ");} Else if (width> = 701) (width $ ("# Css"). attr ("

Now cracked rar Password program A lot, so how to compress the files in the package is a very important thing. In addition to setting a complex password, WinRAR can also set a separate password for each file in the compressed package, so that even if one of them is cracked, you cannot view other files. Select a file to be made into a compressed package and right click. Select Add to compressed file, switch the open window to the Advanced tab, click the Set Password button, and then set a

Footer toolbar to display and set the footer for the next section. The 2nd section is the footer for the table of contents, and you don't need to add anything, so continue clicking the Show Next button. The footer in section 3rd, as shown in Figure 21, notes that the upper-right corner of the footer displays the same as the previous tip, which means that the footer in section 3rd is the same as section 2nd. If you insert a page number in the footer area now, the page number will appear in the

VSFTPD server at the same time support anonymous users, local Users and virtual users three user accounts, the use of virtual user accounts can provide a centralized management of the FTP root directory to facilitate the management of administrators, while the FTP login for the user name, password and system user account open, Further enhance the security of the FTP server. 1. Add or change the following configuration statements in/etc/vsftpd/vsftpd.conf: Copy Code code as follows:

economic situation in China, I believe that there is a big picture of the friends know is how difficult. The direct response to the search engine is that the search volume is definitely down, so at this time you use the long tail of a needle in a haystack to do things, this time may not be very obvious, so this time people think can be a little change, the focus of optimization transferred to the core key words above, The price as far as possible to achieve the phrase or shorten the key words,

A lot of webmaster are standing in a position to look at SEO, in fact, SEO is not so simple to earn so little advertising fee so simple, here Idsem network real name marketing small Hupebin for the vast number of webmaster friends share a different site SEO purposes First: Personal site Webmaster friends are doing personal sites are entertainment and resources to download the class, the promotion of this site is low-cost, the effect is also better.

For a large system, especially a high-volume web system, it is not easy to check for important error or fatal information in a log file that records a vast amount of info, even debug log information, even if you use grep, which is quite passive. If we can configure a different file Appender for the same logger to record all the information (generally on-line system is info level), another problem that only records the error above is solved. Log4j have

Please tell me a simple method. What I want to do is to use get to pass values and display different content based on different values. However, I can implement it only with a lot of if Statements. This is too troublesome. Thank you. Please tell me a simple method. What I want to do is to use get to pass values and display different content based on

C ++ map. insert has different parameter types, and the number of constructor and destructor is different. map. insert1. parameter passing Method When insert is used as map interpolation, the insert parameter may include the following: Make_pair generation object Pair (key_type, value_type) generation object Pair (const key_type, value_type) generation object Map

Two days later, I made another Apache and Tomcat integration for my friend. But this time, unlike the past, Apache and Tomcat are not on the same server, and the operating system is different. His server environment is as follows: 1. Apache is installed in Windows; 2. Tomcat is installed in Linux; the following two methods of integration of Apache and Tomcat are listed below. In the past two days, I have made Apache and To for a friend.McAt integratio

One, the registration of a hardware interrupt service function Irq_handler, as a result of a hardware interrupt, the actual interruption of the service function of the total entrance.void Intc_setup_irq (vector, priority, Irq_handler)Second, interrupt service function Irq_handler entry, call different branches according to different conditionsvoid Irq_handler (void) { get ISR val Switch(val

Tested how Tomcat configures different ports for different applications, making a record of the Conf/server.xml configuration results belowType= "Org.apache.catalina.UserDatabase"description= "User database that can be updated and saved"factory= "Org.apache.catalina.users.MemoryUserDatabaseFactory"Pathname= "Conf/tomcat-users.xml"/>connectiontimeout= "20000"redirectport= "8443"/>Resourcename= "Userdatabase"