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java - How to use HQL to filter out entities with collection attributes

For example, the entity User contains the nicknames attribute of Set<String>. There are n User objects, and one of the User's nicknames collection contains "admin". How to write HQL to return the User entity whose nicknames collection contains "admin"?

曾经蜡笔没有小新 2017-05-17 10:07:08

Fix warning "Standard property 'box-shadow' is also defined for compatibility"

I'm using the scrolling library and VSCode shows the following warning: Standard property "box-shadow" is also defined for compatibility. How can I fix it or at least ignore the warning on VSCode? .scrollbar-black::-webkit-scrollbar-thumb{border-radius:10px;-webkit-box-shadow:inset006pxrgb...

P粉412533525 2023-10-18 00:00:05

Why is it recommended to use isinstance instead of type for instance checking in python?

http://codingpy.com/article/p... Instance check: Use isinstance(a, C) instead of type(a) is C`. But generally avoid doing instance checking. It is recommended to check the characteristics of the instance.

阿神 2017-05-24 11:35:09

It's the <Implementation Content Details Page> section. In the first line, what does the model attribute mean? What is its use?

It’s the <Implementation Content Details Page> section. In the first line, what does the model attribute mean? What is its use?

小李大人 2018-03-01 10:01:47

javascript - Use redis to implement single sign-in

After the user logs in, the user information is stored in redis, and a token value is generated at the same time. When the user clicks on other interfaces, the token value is carried and the login status is displayed. How to implement the code? The code I wrote always fails to implement it?

我想大声告诉你 2017-05-24 11:30:41

Tailwind practice using custom classes as conditions

Can I set a condition in tailwind? If the parent element has a class, such as "small", then this element will use the attribute "p-0". Is it possible to achieve this without writing all the options, but using something like "parent-small:p-0"? I tried adding only the ne...

P粉513316221 2023-09-08 14:08:57

javascript - Use css to implement navigation bar on the web?

1. How to implement the navigation bar like the left side of http://chuangzaoshi.com/code? 2. Can it be fully implemented using css? How to implement pure css? How to implement js? Thanks! ps: Thanks to the two masters for their answers. I didn't explain clearly. My questions are as follows: {Code.....

漂亮男人 2017-06-26 10:50:29

javascript - How to use filter to achieve this kind of filtering

{Code...} Can it be implemented using filter?

仅有的幸福 2017-05-19 10:43:00

How to get instance metadata using PHP AWS SDK

I want to use AWSSDK to get the instance metadata of the current EC2 instance (e.g. AZ). I found an alternative, but it doesn't use the SDK, just file_get_contents. How to use SDK to implement this function?

P粉032649413 2023-08-27 11:20:25

Best practices for using getters and/or computed properties in Vue.js

I love vue.js and I definitely love computed properties and VueXgetters. But I've reached a point where I'm not sure if the way I'm using them will have some performance disadvantages. This is a common pattern in my code (also true for local component data and computed properties): Start with this s...

P粉436688931 2024-04-01 18:22:49

nginx - Using wordpress to build a blog, how to implement the real server to use HTTP, and then use UPYUN's HTTPS encryption?

The problem is this. I want to implement the resource diversion of the website. The real server uses HTTP, and UPYUN is responsible for encrypting the data of the real server into HTTPS. Then use Qiniu to store static resources. Because of this, dynamic encryption was offloaded to UPYUN. Static reso...

迷茫 2017-05-16 17:16:05

How to instantiate textarea in php and call umeditor

How to instantiate textarea in php and call umeditor

lightingli 2017-07-29 18:05:55

How to use pickle to save instances of classes in Python?

I am a novice, and I came here to ask the experts for advice. . . To save an instance of a class in pickle, do you use pickle.dump() to save the instantiated class into a pkl file after instantiating the class? For example: class zxc(): {code...} b=zxc()with open("zxc.pkl", "wb")...

阿神 2017-06-12 09:27:34

javascript - How to implement ES5 closures using ES6

How to implement the following code using es6 let, {code...}

三叔 2017-06-30 09:59:41

JavaScript updates CSS custom properties slower than using element styles: performance comparison

I've created a calendar slider for vue3 that uses mousemove and touchmove events to implement the sliding animation, as well as functions to perform some speed animations. The project can be tested here: https://stackblitz.com/github/Der-Alex/vue-calendar-slider?file=src/components/VueCalendarSlider...

P粉235202573 2024-01-07 09:42:03

javascript - How to operate on instance properties using event bus?

An event bus is used for communication between sibling components. This is one of the components: qdb_list {code...} After the click event is triggered, it will jump to the qdb_change component. This is its sibling component: qdb_change {code...} Here All assignment operations to attributes are inva...

天蓬老师 2017-05-19 10:28:29

Implementation of online chat room using JS? Or use PHP?

I want to implement the following real-time chat function. Since chat history does not need to be saved, does that mean PHP is no longer needed? Just use JS directly?

吕晨曦 2020-05-14 09:30:39

javascript - Can node express use html for the front-end page? I really don't want to use jade

Can node express use html for the front-end page? I really don’t want to use jade

typecho 2017-07-03 11:41:37

I wrote a website using laravel and want to synchronize login with a discuz forum. Is it easy to use ucenter to achieve this? Has anyone done this?

I wrote a website using laravel and want to synchronize login with a discuz forum. Is it easy to use ucenter to achieve this? Has anyone done this? I hope someone can provide me with an idea. Thank you.

PHPz 2017-05-16 16:56:24

After listening to a few lectures, I don't understand the practical use of VUE in the project.

I have never seen VUE in actual project practice. I have never seen VUE used in any project. What practical effect does it have? ? ? ?

拼搏奋斗 2019-08-17 21:56:04