think about how update, does it, like facebook, Twitter, or other social networking sites, instant comment, notifications. What kind of techniques are used? If it is too difficult, what kind of technology can do it? I m thinking of ajax+settimeout, but...
there is such a demand at present: <view wx:for= {{getUserInfo}} wx:key= index wx:for-index= index > <!-- --> <view>{{item.name}}< view> <!-- --> <view>{{setUserName}}< view> < view&...
RFC: DateTime and Daylight Saving Time Transitions (zone type 3, fs) [ext date tests rfc-datetime_and_daylight_saving_time-type3-fs.phpt] XFAIL REASON: Still not quite right Bug -sharp42718 (unsafe_raw filter not applied when configured as default filter...
as described in the question, how to implement in each language has been reported to the Shoushou Party! It is said that the hand-holding party or the problem is too stupid, but it does not explain the specific reason? ...
phpexcel front and back end separate development process, how to return binary data stream to the front end in the background. ...
run this php page alone to get the contents of the database correctly, as shown in the following figure. 5 pieces of data are normal (incomplete screenshot) 200responsephp apache127.0.0.1, it is not possible to jump to the chromede localhost addr...
is such a scenario: 1. The data requested from a third party is stored in my own database, and I do a scheduled task 2. I first go to query my database, simply insert the update operation, if else operation 3. But what I m thinking about is how to co...
code: public function getUserFourElemByUid($uid) { print_r(self::getInstance()); $user = self::all(); if (empty($user)) { return null; } return $user->toArray(); } where the print_r funct...
1. the http protocol supports the following methods 2.XMLHttpRequestconnectmethod 3. Question: how to initiate a http request for method=connect in languages such as JavaScript or php? ...
what is the difference between the way php curl and browsers access scripts? now requests to an api can correctly return a value by accessing the script in a browser, while sending a post with php-curl returns an error saying that the value of content-...
I am a novice at playing linux use Xshell to connect to the server, and when you install the php environment, exit exits and cannot be logged on. Then it is impossible to log in to the official website. What s the reason? apache is installed in ...
for example: at present, I want to introduce the 3.1.6 version of d3 the following code checked on the Internet was not successfully installed npm install --save-dev d3@3.1.6 ...
as shown in the figure above, how to determine the existence of the value of "Ltd. Ed. Elitist " 1964 "Texan " in the specification object ...
my current project has a need, that is to make a mobile web page, the page has a button, the user clicks the button to add one, the user can only click once, you can share it and ask others to help. the main requirement is that each user can only click ...
there is a requirement: exporting word, from a page requires some compatibility. You d better open on WeChat....
now the project is a front-end separation, front-end vue-cli, back-end PHP. Using the jwt-token authentication mechanism, how to prevent return attacks? ...
htmlpurifier package is built into the lavavel framework, which is configured as follows: width= "50% " % could you tell me how to keep%? ...
SELECT t.*,u.`name` FROM template t INNER JOIN `user` u ON u.id = t.user_id WHERE t.is_delete = 1 AND ( t.title LIKE "%abc%" or u.`name` LIKE "%abc%" ) above are the sql statements I want to implement, and the model model relatio...
my route turns out to be like Route::get ( he , admin index index2 )-> middleware ( Login ); can be accessed normally then cannot access routing packet middleware what s going on after being grouped according to this method? Route::gro...
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simplify the official website demo, and as a result, the map only shows the South China Sea islands and each point. official website Demo the Vue code is as follows: drawMap () { let data = [ {name: , value: 9}, {name: , valu...
I have an Internet of things terminal device that sends data to the designated port of the cloud server (including device number, base station information, light intensity temperature, etc.). Now I want to use nodejs to write a listener on the server sid...
there is no data displayed by default on the official website I use filter Filter, but I find that when there is no data, it is empty and there is no prompt for no data. want to add to el-tree: empty-text= "No data yet " has no effect ...
I m going to write a simple web server with python to listen for requests on one port, and then process them on another port to establish a TCP connection. Because the client sends the request with the destination port number, how can the server estab...
such as the question: "are there any alternatives to weapp s wxss selector > and *? " ...