trix mix

MySQL when using union query or CREATE VIEW times: Exception: SQL Error: #1271-illegal mix of collations for operation ' Union ', this type of problem is due to Union MySQL table The field corresponding to the collation word Fu She is different, as shown in the following: To create a view or query with the UNION ALL report exception The details of the table that Workbench view related queries find different collation for the field of th

Label: SELECT * from Mobile_card.mcc_o2o_repayment_request Orr INNER JOIN BI_O2O_SFQ. CARD C on c.cardid = Orr.cardno LIMIT 0, Error code:1267. Illegal mix of collations (utf8_general_ci,implicit) and (utf8_unicode_ci,implicit) for operation ' = ' 0.038 secThis is a MySQL character set errorSELECT *FromMobile_card.mcc_o2o_repayment_request OrrINNER JOINBi_o2o_sfq. CARD C on c.cardid = Orr.cardno COLLATE utf8_unicode_ciTo the wrong character set, give

haven't written a blog for a long time, before written an article about the UIButton picture mixed, but a bit complicated, today to a relatively simple, I believe that everyone back to needUIButton *button=[[UIButtonalloc] initwithframe:cgrectmake(60 , (+), (+)]; //Add text[Button settitle:@ "Descriptive text" forstate:uicontrolstatenormal];[Button settitlecolor: [uicolorredcolor] forstate: UIControlStateNormal]; //Plus picture[Button setimage: [UIImageimagenamed:@ "pulldown"] Forstate:uico

request will execute the BeginRequest event inside Global.cs.configuration> WebServer> modules runallmanagedmodulesforallrequests="true" /> Step Four: Routing settings1. You can create a routing configuration static method in the App_start folder in accordance with MVC conventions; The RouteConfig.cs file code is as followsusingSystem;usingSystem.Collections.Generic;usingSystem.Linq; usingsystem.web;usingSYSTEM.WEB.MVC;//introduce a namespace to register MVC routesusingSystem.Web.Rout

Where Windows service programs are easy to mix up !, Windows When developing a Windows service program, we generally need to add the installer, namely, serviceInstaller. Do you understand the name attributes? 1. Description: service Description (describes what the service is doing ); 2. DisplayName: indicates a friendly name, which can be understood as an alias of a service name; 3. ServiceName: indicates the service name. This is the real service

Swift and OBJECTIVE-C Interactive summaryUsing Objective-c in Swift (simple)When you create a OJBC file, Xcode prompts you to create a xxx-bridging-header.h file that creates theImport the Objective-c class that needs to be introduced into Swift on the xxx-bridging-header.h created#import " Need.h "And then you can use it in Swfit.Using Swift in Ojbective-c (very simple)In the corresponding OJBC file, add#import " xxx-swift.h "You can then use the classes defined in Swift in the following code.I

Summary of IIS easy-to-mix concepts and summary of iis conceptsCommon sense of IIS connections: A vm limits the number of IIS connections. Almost every host provider has its own statement about its meaning, and Microsoft has not given a clear explanation;Meaning: The IIS server can accommodate the maximum number of connections requested by the customer at the same time. Specifically, it should be called "IIS limit connections ";One connection: 1. webs

Highlight (String text,int color1,int color2,int fontsiz e) {Spannablestringbuilder spannable=new spannablestringbuilder (text);//For variable string Characterstyle span_0=nu ll,span_1=null,span_2; int End=text.indexof ("\ n"); if (end==-1) {//Use the first color to display span_0=new Foregroundcolorspan (color1) If there is no line break; Spannable.setspan (span_0, 0, Text.length (), spannable.span_exclusive_exclusive); }else{span_0=new Foregroundcolorsp

Selection.append (Rawcontacts.is_sdn_contact + "Selection.append (rawcontacts.contact_id + "=" + "view_contacts.")+ contacts._id+ "and (" + Rawcontacts.account_type + "is NULL"+ "and" + Rawcontacts.account_name + "is NULL"+ "and" + Rawcontacts.data_set + "is NULL"+ "OR" + rawcontacts.account_type + "=?"+ "+" + rawcontacts.account_name + "=?");} else {Selection.append ("EXISTS ("+ "Select DISTINCT" + rawcontacts.contact_id+ "from View_raw_contacts"+ "WHERE (");5 Selection.append (Rawcontacts.is_

and moles The world was born. Interests Refined food, and vegetarian Be careful when you try again. The husband was sturdy. Have fun News Sort by minute, sort by minute Newspaper News New Mi Yu Chen The system has been punished. No matter what Last year The big column is the central character. Number of employees Great Names Crazy Communicate with others Alimail Provide a comment. Patio ceiling We are proud of our customers. Take the role of Alibaba Cloud, including the directors and shareholde

A sixth tool method was used in the middle.-(BOOL) Isindex: (nsinteger) Index InRange: (nsrange) Range///范围检测/* 范围内返回yes，否则返回no */-(BOOL)isIndex:(NSInteger)index inRange:(NSRange)range { if ((index This code is very simple I will not say more.By the way, you've got it 每一个字符的frame .Can go back to the first level =. = Gasping for breath ...The frame to which the character is accepted, or 判断点击位置是否在frame中 , if so, responds to the Click event and ends the method. If there is no frame inside

In IOS, UIButton is a mix of text and text, custom background colors are different when a button is pressed, custom UIButton length is defined based on the text length, and iosuibutton In some projects, we need to customize our own UIButton so that the Button has both an image and a text description to achieve custom UIButton text-and-image mixing. First, we need to define a class that inherits from UIButton and implement our own initWithFrame: method

programming, but also not conducive High-level decouplingTherefore, developers are not recommended to use this method. > 2.1.4 use the XML layout file and Java code to control the UI mixedWhen you use XML layout files and code together to control the U1 interface, you may manage components with small changes and fixed behavior in XML layout files. Components with many changes and complex behavior controlIt is managed by the Java code. Example: simple image browserFor example, in the following a

How to mix C ++ and C in the same program1. Name ChangeName conversion means that the C ++ compiler gives every function of a program a unique name.A new name is generated by combining the function name and parameter, so that function Overloading is supported.In C, this approach is unnecessary because it does not have to overload functions.There is a problem: when you call a function in the C ++ environment, such as a drawline (int x, int Y ). After t

Problem description: MySQL string comparison error: Selecta. equ_no, B. fullcodefromequipment A, (selectt. *, random (T. equtype_id) as fullcodefromequ_type t) bwheresubstring (A. equ_no, 1, 5) = B. fullcode The error is as follows: [Err] 1267-illegal mix of collations (utf8_unicode_ci, implicit) and (utf8_general_ci, implicit) for Operation '=' Solution: Convert the comparison equation to a string, for example,"Convert (B. fullcode using utf8)

HGST is an independent subsidiary of Western data. It provides personalized storage solutions for the mobile market, personal market, and data center market. HGST research shows that by 2020, more than 80% of the world's data will still be stored in hard disks. BrendanCollins, vice president of HGST product marketing, said that hard disks and SSD will develop in parallel in the future, with their respective growth and their own technological innovation, without overlap, this is why hybrid stora

How to mix XML and PHP ?. You must disable the short tag function in php3.ini configuration, set short_tags to 0, or use php3_short_tags configuration in the Apache configuration file. (You can also use it in the region .) You must also disable the short tag function in php3.ini configuration, set short_tags to 0, or use php3_short_tags configuration in the Apache configuration file. (You can also use it in the region .) You can also use the short_tag

= View.inflate (con, r.layout.frag_lv_item3, null);VH2 = new ViewHolder2 ();Vh2.title3 = (TextView) Convertview.findviewbyid (R.ID.TITLE3);Vh2.image3_1 = (ImageView) convertview. Findviewbyid (R.id.image3_1);Vh2.image3_2 = (ImageView) convertview. Findviewbyid (R.id.image3_2);Vh2.image3_3 = (ImageView) convertview. Findviewbyid (R.id.image3_3);Vh2.jia3 = (ImageView) Convertview.findviewbyid (R.ID.JIA3);Vh2.title3.setText (List.get (position). GetTitle ());Bu.display (Vh2.image3_1, list.get (pos

After installing EMAN2 (single particle refactoring software), this error occurs when running e2projectmanager.py to start the program.Go online to find a, find a reliable solution, this problem arises because EMAN2 this program comes with the QT library, and if the machine has a QT library installed and different versions, there may be conflicts.So just go to the installation directory of this software to find the library containing the LIBQT name.For example, my QT library location for this so

of an image. Password Defines the password field. The characters in the field are masked. Radio Defines a radio button. Reset Defines the reset button. The reset button clears all the data from the form. Submit Define the Submit button. The submit button sends the form data to the server. Text Defines an input field for a single line in which the user can enter text. The default width is 20 characters. Not