How to get the first few layers of keys by specifying the key. It is best to use javascript

{ {code...} } The object data structure is similar to this. When I know the file name AttackArrow.json, I want to get the special effect 1/special effect 1_1 through this file name. How to get it is equivalent to clicking on the file AttackArrow.json. I want to know which folder directory it is in

三叔 2017-06-28 09:28:20 0  2  823

java - Is there any elegant way to handle calls from different sources differently for the same method?

When I was writing a control. There is a class subViewPager that inherits ViewPager. I need to use the getCurrentItem() method of this ViewPager in another place, which means to get a certain coordinate of this control. But because my ViewPager is for special effects, let it...

淡淡烟草味 2017-07-03 11:42:06 0  2  1273

How to use literal values ​​of special characters in vim plugin vimwiki?

For example, I want to generate a text like this: ` is a backtick, ` is a special character. However, the output HTML will convert `` into a <code> tag. The resulting output content is: ` is a backtick, ` is a special character. Characters. Does vimwiki have escape characters? How can ...

某草草 2017-05-16 16:42:30 0  1  1033

javascript object problem

js objects, what knowledge is often used in actual development? Array? time? Regular expression? For example, do you need to use these for slideshows or other special effects?

PHPz 2017-05-18 10:52:15 0  4  596

javascript - How to write nested components inside vue recursive components?

The outside is a recursive component, but the inside needs special processing and is divided into components. I want to achieve this effect. The demo is at https://jsfiddle.net/u5x1hvbh/. How should I modify it?

phpcn_u1582 2017-05-19 10:32:57 0  1  662

JavaScript Basics Notes

JavaScript1. The relationship between JS and DOM. The browser has the function of rendering html code. The html source code is formed into a DOM object in the memory, which is the document object. There is a JS interpreter/execution/engine inside the browser. For example, chrome uses the v8 engine. ...

只是没有如果 2018-11-19 20:33:14 0  0  1120

PHP cURL method to get redirect target without following redirect

The curl_getinfo function returns a large amount of metadata about the result of the HTTP request. However, for some reason it doesn't contain the information I currently want, which is the target URL if the request returns an HTTP redirect code. I'm not using CURLOPT_FOLLOWLOCATION because I want t...

P粉575055974 2023-10-25 08:56:01 0  1  820

javascript - How to make the position of the fixedly positioned sidebar in the page dynamically increase with the scroll bar?

The requirement is like this. At first, the sidebar of the page is fixed at a certain position on the page (for example: right: 0; bottom: 0). As the scroll bar scrolls, in order to prevent the sidebar from folding the footer part (reference Picture below), when reaching a certain position, the valu...

高洛峰 2017-06-26 10:53:43 0  2  976

How nginx speeds up foreign websites

I recently considered starting my own business. When building a website, due to the special domestic conditions, I decided to put the website abroad. However, the latency of foreign hosts is relatively high and not very stable. After consulting domestic cloud hosts, I learned that as long as the clo...

漂亮男人 2017-05-16 17:26:35 0  2  714

nginx redirects when accessing a specific page

There are multiple domain names on an nginx server. If I want to access one of the specific pages, I rewrite it to google.com and configure it as follows. I find that it does not take effect. I feel that $http_host$request_uri does not match that page. {Code...} Who knows how to write it?

迷茫 2017-05-16 17:10:55 0  1  531

javascript - jQuery or Canvas integral display effect idea solution

As shown in the picture, the credit score of 100 is data-bound through Angular.js. Now I need to use jQuery or Canvas to make a special effect on the credit score page. The user's starting credit is 100, and the small white circle is on the far right. Then the user's credit score will increase or de...

怪我咯 2017-05-19 10:28:23 0  4  611

SQL query results are 0 when the string in the database row has a special font

I'm running this query: SELECTidFROMpostsWHEREtitleLIKE '%CERTIFIEDINSTALLER%'; The text in the database is stored as 'ᴄᴇʀᴛɪꜰɪᴇᴅɪɴꜱᴛᴀʟʟᴇʀꜱ' which is a unique font. The above query returns 0 results, but when I change the 'ᴄᴇʀᴛɪꜰɪᴇᴅɪɴꜱᴛᴀʟʟᴇʀꜱ' text font in the database to something like a sans serif ...

P粉029327711 2023-09-11 16:04:04 0  1  605

javascript - What is the effect of deleting page nodes in js? Isn't it the same effect to directly delete the specific code?

Xiaobai asked. Another reason is why in jquery, when append is inserted into a node, you can directly $("div").append("<div>hello</div>"). Why can you omit $("")? It is not necessary to create a new node in jq. ("")?

迷茫 2017-06-26 10:52:18 0  1  741

There is already a good solution for automatic search prompts (completion), why reinvent the wheel?

Implementing an intelligent prompt function requires a lot of knowledge in JavaScript, ajax, databases, and jsp/php. If the amount of data is large, special optimization is required. It is not appropriate to spend too much effort on a small function. But is this a dispensable function? It is definit...

panie 2017-06-29 16:03:09 0  1  1815

javascript - How to determine if an element is currently within the visible area

As the title states, I now have a row of horizontally typed li's that can slide freely horizontally. When a certain li is within the current visible area, some of its styles are changed. How should I write such an effect? Hope you guys can help me with the answer. . . . . . .

天蓬老师 2017-07-05 11:07:20 0  5  1150

javascript - About vue2 triggering click event

Now I have some li's that are bound to the click event @click="a()" and the id of each li is different. Now I want to trigger the @click event of the li with a certain id when entering the page. May I ask how? Writing jQuery's .click() has no effect. For example, the ids of li are 1 2 3 4 ...

为情所困 2017-05-18 10:52:52 0  4  561

How can I make text turn into a new element (like a divider) when clicked?

I'm trying to find a way to make certain text on the page turn into separators/new elements when clicked. I don't know how to explain it, but like, imagine an image with a title below it - click the title, and then the image above becomes like a text box/different images/scrollable separator. I'm tr...

P粉872101673 2024-04-04 11:21:03 0  1  3824

Is there a way to achieve smooth scrolling animation when using the scroll wheel?

I'm trying to make it so that when I scroll the page it moves smoothly instead of the "jumpy" way it does when using the scroll wheel. Most of the sources I've seen related to this involve smooth scrolling when clicking a button or link, like what react-scroll provides, but I specifically ...

P粉118698740 2023-08-16 16:40:27 0  1  619

The gap between experts and porters - the power of learning methods

Learning is a commonplace issue, especially in today's context where Internet technology is iterating faster and faster and competition pressure is increasing. Learning has become an essential skill for "natural selection and avoiding elimination" in the social ecology. Although learning r...

GavinHsueh 2018-06-14 16:01:02 0  3  1060

javascript - The click event of ul's li after moving in conflicts with the moving out event

As shown in the picture: The effect I want is that the color of ul's li changes to red when moved in, and blue when moved in; but if a certain li is selected (that is, clicked), I hope that this li will always be red before clicking the next li. , even if the mouse passes through it again and the re...

漂亮男人 2017-05-18 10:49:41 0  4  616