Ajax Principle & Basic Case
An Analysis of the Basic Principles of Ajax
Basic concepts
Asynchronous Javascript and XML.
A technique for creating fast dynamic Web pages with minimal exchange with the server to update the pages
Common Cases
Search page displays search results without refreshing
Registration page prompts for availability of items
Tmall Sho ...
Added by bobdabuilder on Mon, 20 Jul 2020 19:16:36 +0300
Beego Learning Notes 6: Paging Implementation
Implement Paging
1> Business logic for paging implementation
1->N data are displayed on each page. For the total number of data records M, the number of pages M%N==0?M/N:M/N+1;
2->Page Rendering Paging html Part
3>Switch pages, input parameters, background processing, and retrieve new eligible data
4>Paging method, js paging, and ...
Added by whare on Sun, 19 Jul 2020 17:37:26 +0300
rrweb practical case and JS Download
I found this front-end artifact tool by accident. First, about rrweb:
This tool can record the user's operation process on the Web page, turn it into serializable log data, and play it back. Programmers can use it to debug bugs remotely, and product managers can use it to collect and analyze user b ...
Added by c-o-d-e on Sat, 20 Jun 2020 05:58:46 +0300
ASP.NET Several ways for MVC to submit forms (verification + submission + background receiving)
Native submission method
That is, add the action attribute to the form tag
verification
Verify to add the required attribute (h5) to the input tag directly. This attribute must be used with the button of type="submit". If the button type is not submit, then this required attribute has no ...
Added by DoctorWho on Tue, 16 Jun 2020 09:08:51 +0300
[Asp.netCore Series] 1 takes you throughAsp.netCore
0. Preface
This is a new series namedASP.NETCore gets started in real life.This series of presentationsASP.NETCore MVC, which assists with some front-end basics (can be used to achieve what we need, not the main topic).This series will also be introduced laterASP.NETCore platform for other types of projects, and lead you to develop a website or ...
Added by jwaqa1 on Fri, 29 May 2020 19:47:00 +0300
About encapsulation of applet network requests (detailed version)
Guide readers from the most basic applet network request encapsulation to the optimal solution of network request encapsulation
When using the native applet network api, there are two disadvantages:
Multiple pages often send multiple network requests on behalf of the server, which puts too much pressure on the server - > depressurize ...
Added by harrylt on Tue, 19 May 2020 15:27:11 +0300
jQuery plug-in Validation form Validation
function
1. Verification that the required and length of "name" are at least two digits.
2. Verification that "email" is required and in E-mail format.
3. Verify whether the "web address" is a url.
4. Whether "your comment" needs to be verified.
Result chart
example
<!DOCTYPE html PUBLIC " ...
Added by project18726 on Sat, 16 May 2020 18:14:38 +0300
Deep copy of jquey.extension
If you have used JQuery's extension function, you must know something about it.
However, the deep copy of extend is not perfect. Here is an example to analyze with the JQuery source code:
When using extension, if the first parameter passes in true, it means a "deep copy" is required.But this is an incomplete deep copy, as shown in ...
Added by adamdyer on Wed, 13 May 2020 19:49:58 +0300
openlayers6 heat map (download with source code)
preface
I have written a map heat map article in openlayers 4 before, but because it is written by encapsulating a layer of js code, many beginners seem to be a bit laborious, so this article rewrites a map heat map article, directly based on the latest version of openlayers 6, in the form of pure html + js + css, without any encapsulation. ...
Added by richiec on Mon, 11 May 2020 09:04:37 +0300
Use JQuery to complete the following list of left and right selections
Js related technology
select drop-down list
Multiple allow multiple selection
ondblclick: double click event
for loop traversal, removing problems while traversing
requirement analysis
Our products usually include what we have and what we don't have. Now we need a page for dynamic editing of these products
Step analysis
1. Import JQ file
2. Do ...
Added by Straterra on Thu, 07 May 2020 17:33:55 +0300