match `~! @-sharp$% ^ & * () _ +-= [] {} |;: ",. < >? these special symbols, how to write regular, always report errors. I don t know what needs to be escaped ....
if you use the paginate () method in the framework for paging, the outer layer of the data will be wrapped in an extra layer of paging data, for example: { "total": 50, "per_page": 15, "current_page": 1, &q...
there are two table-building schemes that I have come up with: first: order_id order id shop_id merchant id goods_id goods id . this way is to write all kinds of id in the order table and associate them when needed. second: order_id order id s...
is there any good way for php to read a 50m exell file and then write it to the database? It is about 100w pieces of data ...
1, Nginx settings are as follows -sharp websocket upstream wss_svr { server 192.168.213.182:1234 weight=1; } -sharp 443 sslwebsocketswss server { listen 443; server_name www.a.com; ssl on; -sharp nginx.conf ssl_...
1. The console input code can connect successfully, but Mini Program cannot add a port, so it should be changed to a portless connection . ws = new WebSocket("wss: :1234"); ws.onopen = function() { alert(""); ws.send( tom ...
my environment nginx,php,mysql; I built a test.php with the following contents: ...
I print newline characters under mac var_dump(PHP_EOL); Google displays the source code as follows: html: then the print result shows that PHP_EOL on mac is equivalent to n . and Baidu s results are as follows: n: UNIX system line Terminat...
Today, I saw a very interesting APP. After sharing it to Wechat, you can open it in Wechat browser and click the "Open " button. Then you can jump to APP. if APP is not installed, this link will jump to the corresponding APP download page. In this wa...
problem description when using the vue development community website to draw up user browsing data browsing headlines or watermelon videos, there is a preview of the video or picture when browsing the app on the mobile end. Click on the preview image ...
current route rewriting rules location { if (!-e $request_filename) { rewrite ^(.*)$ index.php?s=$1 last; break; } } directory structure data wwwroot default visit the website normally add "abc ", that is, data wwwroot defau...
the website I developed with the yaf framework wants to be built on iis. After converting the default .htaccess of iis into web.config with iis s own url rewriting tool, use? Requests with parameters cannot be accessed (for example, http: xxx.xxxx.com...
problem description can be implemented independently: multithreaded capture and dynamic rendering pages but if you want to merge the two, you don t know how to do it. you help. the environmental background of the problems and what methods you hav...
cssphpMpdfpdf ...
there is now an array of array An and another array of data. The first part of is to find the corresponding array A from the array data. requires the same four key-value pairs, that is, id,name,info1,info2. then compare after finding, if ext1 is not ...
1. For Wechat scanning, you need to follow the public account first, and then automatically jump to the specified url (opened in Wechat browser). ) private function receiverEvent($object){ $content = ; switch($object->Event){ ca...
as shown in the figure, the overall display on the mobile page is to the right PC Page adaptation Code: < meta name= "viewport " content= "width=device-width,minimum-scale=1.0,maximum-scale=1.0,user-scalable=no,minimal-ui,viewport-fit=cover " > ...
how can I click on the transfer page to display a load rotation icon, and then render the server to complete the display? ...
https: live.leisu.com can refer to this website. There is the latest returned data in the source code, which can be used by seo, but his rendering is local js (otherwise, how can there be animation waiting)? ...
topic description get two arrays. The first array is $arr1 string(4) 10000 , 10003 , 10004 , 10006 then calculate the length of the arr2 $arr2 $longth2 = count ( $arr2 ); for ( $I = 0; $I < $longth2 ; $I PP) { } but I don t...
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The code simply follows the process and checks the signature, but calling api.handleIntent (getIntent (), this) in the onCreate method of WXEntryActivity has been reporting the following error for several days. error prompt: MicroMsg.SDK.WXApiImplV10: ...
WeChat Mini Programs: after a component is referenced multiple times on a page, will one component change data affect other components ...
problem description flask logging does not write to the log file in time related codes handler = logging.FileHandler( flask.log , encoding= UTF-8 ) handler.setLevel(logging.DEBUG) logging_format = logging.Formatter( %(as...
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