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  802

Show content on hover (does not affect card height)

I have a block that contains content that displays on hover. The way the effect should work is: .hoverCard defaults to showing the underlying content (content in .hoverCard__showOnHover is hidden) The user hovers over .hoverCard, at which point .hoverCard__showOnHover shows its content, and .hoverCa...

P粉289775043 2024-03-27 20:29:28 0  1  440

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  1264

javascript - The loading animation effect of the page is not displayed?

1. The project I am working on now is a data table page. Since the background query takes a long time, in order to improve the user experience, a load animation is added. There is no problem with the plug-in for loading animation. However, during the execution of the method, it is found that the ani...

迷茫 2017-05-19 10:18:28 0  4  703

javascript - I found a strange problem. The css animation I wrote automatically paused when I closed the tab.

I found a strange problem. The CSS animation I wrote automatically paused when I closed the tab, and continued to play when I expanded the tab. I use the background image to move to achieve the effect of motion. Is it related to this reason?

给我你的怀抱 2017-06-30 09:52:30 0  1  851

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  578

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  1098

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  1801

javascript - How does weex monitor scrolling to a certain place and then add fixed fixed effects?

Using the weex framework, the scenario is like this: scroll to somewhere and make it fixed? The situation we are encountering now is to use vue writing method, but weex does not seem to support it.

高洛峰 2017-06-26 10:54:54 0  2  869

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  734

Ways to fix issue 2003 (HY000): Unable to connect to MySQL server 'db_mysql:3306' (111)

I recently tried to containerize my FastAPIPython server (also for replication/doubling purposes). Before, I had just a MySQL server in a Docker container and everything was fine, but when I also made my web server a service, it couldn't connect to the MySQL server, so now the application doesn't wo...

P粉178132828 2023-09-05 11:18:47 0  1  819

Experiment with sorting after query limit

So this is my first question here, please forgive me if something is wrong. I'm trying to make a sort query based on constraints. So there is a Customers table with 90 records. I want to first perform a query limited to 3 records, and then sort the results of this query by a column called ContactNam...

P粉237125700 2023-09-05 14:46:42 0  1  721

CSS Grid: Create new row when child content overflows column width

I have a two column layout based on CSS grid. When the content of the second column exceeds 1fr I want to create a new row. As it currently stands, the content simply overflows the column. One requirement of this layout is that the items in the right menu column are in one row. I achieve this with: ...

P粉212114661 2023-09-05 15:18:28 0  1  611

PHP full text search functionality using AND, OR and NOT operators

Newbie question: I'm trying to implement a full text search on a search string using php and eloquent. $searchstring="+(victimsuspect)+crime-covid";$searchresult=RssItem::whereRaw("MATCH(description)AGAINST('$searchstring'INBOOLEANMODE)")->ge

P粉076987386 2023-09-05 15:06:32 0  1  572

Shortest way to convert all PHP types to string

I'm writing a general system that I hope can one day be applied to fields like medicine (i.e. it's "scientific"). I think the best way is to represent all the data in php with strings (true will be "true", false will be "false" and so on). The reason for this is that in...

P粉369196603 2023-09-05 15:34:44 0  1  1000

How to get average of DATETIME column in MySQL while grouping by other columns

I'm creating and populating a MySQL table using the following query: SETtime_zone='+00:00';CREATETABLEtimestamp_n_datetime(idINT,timeDATETIME,avg_timeDATETIME);INSERTINTOtimestamp_n_datetime(id,time,avg_time)VALUES("1","2023-01-0310:

P粉460377540 2023-09-05 11:46:21 0  1  505

Multi-device (mobile phone) synchronization - React Native

I'm trying to create a Lightshow that will launch on all users' mobile devices at the same time (can have up to 2000-3000 users). All users will use the Internet (Wi-Fi or mobile data). In our FE we use Apollo for subscriptions and it works like a charm. But the problem is, user A can get subscribed...

P粉151466081 2023-09-05 11:58:38 0  1  697

Spades, Diamonds, Hearts, Clubs => styles do not change font color in Chrome for Android

In Google Chrome on Windows, the card suit symbols (spades, hearts, diamonds, clubs) are colored correctly using the "style" attribute. Unfortunately, the same page displayed in Google Chrome on Android does not display the colors I defined but uses the default black and red. (See the atta...

P粉896751037 2023-09-05 15:25:13 0  1  753