HTML and PHP characters are both utf-8,. Why are there garbled codes ? < meta http-equiv= "Content-Type " content= "text html; charset=utf-8 " > header ( "content-type:text html;charset=utf-8 "); mysql_query ( "set names utf-8 "); ...
vue methods cannot get data value export default { name: "sysAdd", data() { return { form: { name: , region: , date1: , ...
at present, the company s official website is implemented by individuals, mainly static pages, which has now been completed. the technology used is the most primitive HTML, CSS, js, jquery but the head of the site is the same as the bottom, and eve...
I tried google edge firefox but did not support the justify-self attribute. Setting it has no effect. If you set justify-content in the parent tag, it will have an effect, but I want to set the effect on a single project. ...
demand: send birthday cards on employees birthdays birthday cards (with different subjects each month) are made and uploaded in the system. Birthday cards are composed of problems and pictures, the text floats on the pictures, and the text field ...
the video will block the buttons below, ios, everything is fine, Android problems z-index is invalid absolute positioning is not valid nail built-in browser or is there an alternative to make the style look good ...
jquert checkboxcheckbox ...
now you are doing the function of creating a new account post: I ve been debugging all afternoon, but I still don t know what the problem is. Cry ~ ...
visiting github, with a mobile browser displays the mobile page and desktop version at the bottom. after clicking, the computer version of the web page will be displayed, and mobile version will be displayed at the top. the test found that there wil...
when the screen is 1920, the @ media, also uses the 1910 style. why? The demo in the code is normal, but not in the project. You can only set a number larger than 1920, such as 1500, but the code structure is the same as the following body { backg...
jquery multiple deletions are selected. Why delete interlaced and can t be deleted all at once? ask the elders for advice. Thank you ~ . ...
there is a div section that I want him to use when using his mobile phone. when the content exceeds the limit of the mobile phone, it can realize left and right sliding. Is there any common way to achieve this function? is there any common way to achie...
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <meta http-equiv="X-UA-Compati...
< div draggable = true > drag < div > this can be dragged on the desktop screen, but you can t drag it if you use chrome to turn the screen into a mobile screen like ipad or iphone. Why? ...
look up the relevant materials and use <video id="video" webkit-playsinline="true" playsinline="true" preload>< video> these two attributes can still click the play button on the real machine, which defaults t...
this is the login interface, always showing the previous user name, how to remove it (let the input box appear empty as soon as you come in)? (this is displayed every time other users come in, which is illogical.) ... ...
The responsive layout used in finds out how to get the height at the top of the browser by using the following methods on the mobile browser. Can t you use these in mobile browsers? my Orbon mobile browser document.body.scrollTop document.body.clientH...
The page is shown in the figure the question now is: after I click Delete, how can I tell how much id I deleted? HTML Code: <div id="app" class="container"> <table class="table table-hover"> ...
bootstrap s Css,Jquery,Js has been introduced, but why doesn t the "course " drop-down menu appear when I click on it? ...
1. I use selenium to simulate the operation of the browser, do not know how to click on the "next page " tab 2.stringbacks var nexts = document.getElementsByClassName( next ); var i; var next_page; for( i=0; i<nexts.length; iPP ){ if( nexts[...
< H2 > question < H2 > write an interface to find the number of descendants of a specific element Linux in the dictionary structure data [recursion should be used, known result should be 7] unix_tree = { Unix : { PWB...
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for example, I want to develop an APP with chat and moments, the back end is in PHP language, and the front and back ends are separated, and what framework is more suitable to use? at present, all I know is thinkphp, lumen and other frameworks that are m...
specific error is -sharp1193 - Unknown system variable binlog_checksum find out that binlog_checksum only appears in the version above mysql5.6.2 and binlog_checksum=none when it is lower than the following version, but when querying, MYSQL indic...
Why do you add @ NotBlank to verify that it is not empty? what is the principle? ...