There are three ways to create custom field s.
Create a subclass of the Field class
Create a subclass inheriting from the marshmallow.fields.Field class and implement the _serialize and/or _deserialize methods:
from marshmallow import fields, Schema
def _serialize(self, value, attr, obj):
if value is ...
Posted on Thu, 07 Nov 2019 10:07:20 -0500 by srikanth03565
On the network, especially on websites that need to log in, authentication codes are simply visible everywhere and come in a variety of forms: static pictures, dynamic pictures, voice, sliders. Now I'm going to make my own verification code class for generating pictures, of course, in the language php that I eat. The gd library is required and ...
Posted on Thu, 07 Nov 2019 07:52:42 -0500 by Worqy
The toggleClass() function toggles the css class name specified on each element matched by the current jQuery object.
The so-called "switch" means that if the specified class name already exists on the element, it will be removed; if not, it will be added.
This method checks the class specified in each element. If ...
Posted on Thu, 07 Nov 2019 05:53:30 -0500 by Hamish
hello, ladies and gentlemen, today we will continue to learn how to develop WeChat public numbers through Spring Boot. For those who haven't read the previous article, it's suggested to read the above to help understand this article:
Spring Boot developing WeChat public address background
In the previous article, we have connected wechat server ...
Posted on Wed, 06 Nov 2019 22:23:38 -0500 by brash
In this article, we will explore how to access HTTP header information in Spring Rest Controller.
First, we will use the @ RequestHeader annotation to read the HTTP header information separately or simultaneously.
After that, we will delve into the properties of @ RequestHeader.
Get HTTP header information
Get single HTTP header infor ...
Posted on Wed, 06 Nov 2019 20:04:58 -0500 by tgh
When doing business, in order to isolate changes, we will separate DO queried by DAO from DTO provided by front end. About 90% of the time, their structures are similar; however, we don't like to write a lot of lengthy code like b.setF1(a.getF1()), so we need to simplify the object copying method.
Most of the time, Apache or Spring`BeanUtils ar ...
Posted on Wed, 06 Nov 2019 19:08:26 -0500 by tomsasse
The mobile terminal usually requires some verification for the input tag, and the instructions of vue can achieve the perfect verification
<input v-model="times" :data-last_value="lastTimes" v-int v-max="8" v-min="2" />
The value of the attribute data last value is used to cache the value entered after the user's input b ...
Posted on Tue, 05 Nov 2019 11:36:35 -0500 by misty
Echo editor, welcome to reprint, reprint please state the source of the article. Welcome to add echo wechat (wechat: t2421499075) for communication and learning Never lose in a hundred battles, never claim to win, never lose in a hundred defeats, and strive to move forward. ——This is really powerful!!!
This file is a system config ...
Posted on Tue, 05 Nov 2019 11:18:59 -0500 by kemu_
This article is about the spring boot startup process sorted out by looking at the spring boot source code. The overall direction is to start with simplicity, not to mention too many complex things. The details of internal implementation are not covered in this article because everyone's ideas and understanding are different. My personal unders ...
Posted on Tue, 05 Nov 2019 03:20:57 -0500 by flaab
What is Spring framework
Spring is a J2EE system framework based on IOC and AOP
IOC Inversion Of Control is the foundation of Spring. Inversion Of Control is simply to say that the creation of objects is called by the previous programmer's own new construction method, which turns into the creation of objects by Spring;
DI dependency injection, ...
Posted on Tue, 05 Nov 2019 01:40:46 -0500 by wmguk