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On the problem of regular matching
description: a regular match is given to the content of an input box, and the matching content is the product activation code. looks like this: "0C31-0B81-BB32-3094-0C31-0B81-BB32-3094 "
Code:
$( -sharplicenseCode ).keyup(function () {
le...
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Problems with Chrome downloading using window.open ()
I configured the MIME type of the file with the amr suffix in the apache configuration as application ms-download, Why it is a garbled page when opening a file in amr format using window.open in chrome, while a file in amr format can be successfully dow...
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WeChat Mini Programs login problem
what does the code circled in the following picture mean? ...
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1045 Access denied for user 'root'@'localhost'
adopt a reward of 10 yuan, 1045 Access denied for user root @ localhost (using password:NO)
recently, when I was at the front end of my self-study, I came into contact with a little bit of database. This happened when I made a new connection on ...
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How to get user id?
there is an h5 page embedded in the encapsulated APP. After the function of issuing an order, how can I get the user s id to add the address and place the order ...
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Similar to Zhihu, how is the matching architecture designed?
each person starts the game with a different Rank (a total of 14 Rank) and selects two people to answer the question pk,. How to design this algorithm?
suppose that after I click to start the game, I send my request to enter a game to the server, and ...
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Answer questions online? Increase or decrease in data?
A similar question, I want to know how to deal with the number of correct answers. I originally wanted to declare a variable and then decide to add it when the answer is right, but not if it is wrong. But what is printed is always 0 and 1 ....
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After the website is changed to https, there is one of the pages. When you open it, you report this error, but nothing else is normal?
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It is worth passing between pages
make an answer system, trigger the click event on the answer page (choose the correct answer), and add 1. No mistakes. Now the whole answer is finished. Jump to another page, that is, the answer completion page, how can I get the value of the correct ans...
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The sharing function of Wechat's public platform
use Wechat public platform JSSDK to develop Wechat sharing function! Every time I use the company s public platform account, I report a signature error! There is nothing wrong with the account of the public platform developed by myself! I would like to...
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A java decryption method, how to use php to achieve ah, kneel to beg Daniel ~
involves other people s code problems, so the source code is deleted ...
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Add shipping address?
the background gives me an interface to tell me the parameters to be passed, and how to click Save to save the address information entered by the user to the address list
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How to split the data? What do you do with the data?
when I click the button to select a region, there will be three addresses of provinces, cities and regions. I got the value through .html, but the parameters required by the background are separated by city and county. What do I do with the data segmen...
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Questions about Tcp TIME_WAIT
if a socket between the client and the server is closed (the tcp connection is closed), the client will not be able to re-establish an identical socket in a short period of time (two minutes according to the book). So my understanding is: join me to conn...
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Selected by default? Button check question?
this is the HTML corresponding to this part ...
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How does laravel-mix package css and js in blade files
in the laravel project, when using the blade template, you often use @ section ( style ) on the page.
<style type="text css">
< style>
@ endsection or @ section ( script )
<script type="text javascript">
&...
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The sliding effect of echarts.js datazoom causes the sliding of the page to be unresponsive.
the project uses jq+bscroll.js, because there are some pages that need to show chart data, so echart.js, uses a column chart (the data can slide left and right when the data is too long), resulting in problems with the original page sliding
1 if the f...
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About the use of create-react-app in ant design mobile, how to do a project and write a page?
to write several mobile pages, you need to use the components provided by ant design mobile to develop. How to use this thing, the document doesn t understand much at first
and which of the two ways mentioned above should be used, ah, to find a so...
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How to tell whether a website is developed by java or php?
https: www.creams.io , for example, how can you tell what language his background is written in? ...
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How can this kind of time be transformed into the corresponding time? How should it be formatted?
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