underscore in domain name

When I was working on a company project recently, found a strange problem, submit a normal form, unexpectedly found that can not get the value of the submission, this discovery, unavoidably let me start confused, at the beginning of time I think that my service is problematic, not normal to write to the database, and then detect the SQL statement found, The original problem actually appeared in the acquisition of data, get to the data is empty, and later a debugging found that the original submi

Php converts an upper-case name to an underscore (_) to a separated name, and a php underline Sometimes you need to convert the uppercase letters in a string to the lowercase letters (_ +). This problem occurs when naming variables. You can directly run the following code: $ Name = 'apppromozhongqiu2014activestatusse

During the project creation process, it was found that form submission was unsuccessful. Later, it was found that the name of the control that I originally gave was invalid. After the control was submitted to the backend, it was found that all my control names contained. it is converted into an underscore after it is submitted _ During the project creation process, it was found that form submission was uns

The downloaded docx file is not recognized. The downloaded file name turns into an underscore and a docx underline. The downloaded docx file is not recognized, and the downloaded file name becomes an underscore /*** Directly use the download file page*/@ RequestMapping ("/download ")@ RequiresPermissions ("sys: oss:

Recently in the company project, found a strange problem, submitted a normal form, unexpectedly found unable to get the value of the submitted, this discovery, let me start the time confused, initially thought that my service has a problem, not normal write database, and then detect SQL statement found, The original problem occurred in the acquisition of data, the data obtained is empty, and then a debug found that the original submitted to the back end of all the variables, are not the expected

/*** Change the name of the camel into uppercase and lowercase and underlined** @param str* @return*/public static string Tounderline (String str) {str = stringutils.uncapitalize (str);char[] Letters = Str.tochararray ();StringBuilder sb = new StringBuilder ();for (char letter:letters) {if (character.isuppercase (letter)) {Sb.append ("_" + Letter + "");} else {Sb.append (Letter + "");}}Return Stringutils.lowercase (Sb.tostring ());}Change the

Local machine to build a Web service, index.html is the following:Open c:/windows/systems/drivers/etc/hostsJoin two sets of correspondence relationship127.0.0.1 a-b.oa.com127.0.0.1 a_b.oa.comOpen With IEA-b.oa.com and A_b.oa.comYou will see that a_b.oa.com cannot save the cookie phenomenon,and a-b.oa.com is normal.Using Chrome Two is OK. That is, chrome is not affected by the line;SeeSome people say that IE is in accordance with the LDH rules, is not allowed _ line, can only use English, numeral

Python core style: Avoid using underscores as the start of variable names.Because underscores have special meanings for the interpreter and are symbols used by built-in identifiers, we recommend that programmers avoid using underscores as the starting point for variable names. In general, variable name _xxx is considered " private "and cannot be used outside of a module or class. When a variable is private, it is good practice to use _xxx to represen

The PHP form submission control name contains a period (.), which is converted to an underscore. Recently, when I was working on a company project, I found a strange problem. when I submitted a normal form, I found that the submitted value could not be obtained normally, I found a strange problem when I was working on a company project recently. I submitted a normal form and found that the submitted value c

Recently encountered a problem, when using TP to do the system, I built the table is "Tp_admin_user" but to use the model is "AdminUserModel.model.class.php", how should I do?Workaround:phpnamespace Admin\model; Use Think\model; class extends model{ protected$tableName = ' admin_user '; does not contain table prefixes protected$trueTableName = ' tp_admin_user '; include table prefix }Look at the details:http://Document.thinkphp.cn/manual_3_2.html#define_modelthinkphp If the table

When I was working on a company project recently, found a strange problem, submit a normal form, unexpectedly found that can not get the value of the submission, this discovery, unavoidably let me start confused, at the beginning of time I think that my service is problematic, not normal to write to the database, and then detect the SQL statement found, The original problem actually appeared in the acquisition of data, get to the data is empty, and later a debugging found that the original submi