javascript - What is the rendering engine?

Today when I was reading the Little Red Book, I saw a name like "Presentation Engine" (P229), which includes the five major rendering engines: IE, Gecko, Webkit, KHTML, and Opera. I was immediately confused, and then I searched on Baidu and Zhihu. Even more confused. . . . Presentation eng...

欧阳克 2017-06-26 10:55:38 0  1  787

php - Is there a @ directive in the twig template engine similar to the @ directive in the Laravel Blade engine?

Is there any @ directive or @verbatim directive in the twig template engine similar to the @ directive in the Laravel Blade engine?

PHP中文网 2017-05-16 13:01:12 0  1  486

Why doesn't innodb store row pointers in secondary/non-clustered indexes?

As we all know, innodb only stores the primary key value in the secondary index, which means that we need to traverse the clustered index B+ tree again to get the row records. Why not just store the row pointers in the secondary index to reduce the extra lookup work?

P粉038161873 2023-09-11 17:28:42 0  1  624

Array in vue storage not available in component (in time)

In my application I have a set of game cards, stored in a vuex store. The player fills out a game pin and the code checks it and gets the game cards for that pin and stores them in the store and opens the memory component: checkPinExists(){//this.$store.dispatch('retrieveGameByPin',this .enteredPin)...

P粉914731066 2023-09-13 18:14:56 0  1  750

Shorten Firebase Storage URL

I'm just wondering if there is a way to shorten Firebase Storage URLs using dynamic links (or redirects). For example, the Firebase storage URL is firebasestorage.googleapis.com/v0/b/example.appspot.com/o/, is it possible to shorten it to example. page.link/cdn/. For example, I would still like to b...

P粉738676186 2023-09-05 18:48:30 0  1  567

php process engine

Dear friends, what process engine is generally used for backend development in PHP? After searching, it seems that there is only one tpflow. This should not be the only one. Are there any others? I hope the boss can give me some answers.

小学生 2020-10-22 12:08:58 0  1  1033

A brief discussion on the design and ideas of workflow engine data tables

We all know that workflow engines play a decisive role in system development, so how to design your own workflow engine well? Today we will simply talk about flow engine design from the perspective of database design. Next, we will talk to you about the database design of Tpflow workflow engine. Wor...

蝈蝈 2019-02-18 18:36:01 0  0  1289

LangChain vector store storage solution

This is my first time working with LangChain. For data security reasons, I want to confirm the storage situation of langchain's vector storage. I am using HNSWLib vector storage and it mentions that it is an in-memory storage. What does it mean? Does Langchain/Vector Store store any data on its serv...

P粉306523969 2024-03-26 12:57:23 0  1  555

React: sync with local storage

Have a React application. Certain components will set different data values ​​to local storage using the same key over a period of time. I need to subscribe to several components of this project in local storage. Whenever a value with a specific key is updated in local storage, subscribed components...

P粉214176639 2024-02-03 23:49:55 0  1  579

After installing MySQL, how to activate the federation engine?

我有mysql5.1.44:mysql>showengines;+------------+---------+|Engine|Support|+------------+---------+|ndbcluster|NO||MRG_MYISAM|YES||BLACKHOLE|YES||CSV|YES||MEMORY|YES||FEDERATED|NO||ARCHIVE|YES||InnoDB

P粉475126941 2023-10-18 08:51:44 0  2  662

Store JWT token in closure

I've heard that JWT tokens are recommended to be stored as follows: access_token in application memory (as the example I gave - closure) refresh_token in cookie entry (Http only) Currently my access_token is stored in localStorage for checking Authorization status: isLoggedIn:state=>!!state.token...

P粉036800074 2024-03-26 19:49:01 0  1  492

Laravel image not found in public/storage

I'm trying to access images for my project. I have run phpartisan storage link Laravel create public/storage and when I upload an image to storage/app I see the image in storage/app but not in public/storage. When I try to view the image on the browser I get the error 404 controller.phpProperty::cre...

P粉043566314 2023-08-26 20:51:28 0  1  628

node.js - koa2 template engine rendering failure

The code is as shown in the figure. The expected result should be that the title has changed and the title is named node. But in actual operation, the title is <%= title %>, which means the template engine does not work?

ringa_lee 2017-05-16 13:32:02 0  3  668

mysql - Problems with creating stored procedures in php

I use MySQL's process-oriented method to create a stored procedure {code...} The stored procedure is not created. What's going on? I copied the sql statement into phpmyadmin and everything was fine·

phpcn_u1582 2017-06-07 09:23:11 0  1  951

Method to call SQL stored procedure: use CreateNativeQuery

I have a SQL stored procedure that contains two queries and I want to call the stored procedure from my Java code. I tried the code below but it only returns the result list of the first query in the stored procedure. Queryquery=em.createNativeQuery("{callvoucherRedemption(?,?,?)}");query....

P粉064448449 2023-09-02 00:10:01 0  1  655