Tool class: limit EditText to enter decimal places, and input according to the amount format

It is often necessary to set EditText in the APP to input only according to the amount format, just sort out a tool class, which can be directly copied and pasted in the future. Um... Laziness makes one progress! First of all, you can limit the length of EditText. If it's money, a small target is enough. Um... Add ...

Posted on Thu, 02 Apr 2020 06:42:14 -0400 by haddydaddy

iOS basic control UIView

About UIView There are many contents about UIView control. As a basic control in iOS development, UIView also involves many things. Let me talk about some properties and methods of UIView commonly used in development. Initialization of UIView Before we talk about properties and methods, let's create an instance of UIView. ...

Posted on Thu, 02 Apr 2020 05:14:30 -0400 by ksteuber

2, SpringBoot -- configuration file description

1, Purpose of profile In project development, we often use configuration files to write some public information to the configuration, such as database configuration information, port configuration information, etc. Creating a spring boot project through IDEA will automatically generate a configuration file of application.properties. The conte ...

Posted on Thu, 02 Apr 2020 03:09:33 -0400 by Zero20two

less Beginners: nesting rules, @ arguments, avoid compiling,! important

less: nesting ruleshtml: <ul class="list"> <li><a href="#">Test text</a><span>Test success</span></li> <li><a href="#">Test text</a><span>Test success</span></li> <li><a href="#">Test text</a><span>Test suc ...

Posted on Thu, 02 Apr 2020 01:46:15 -0400 by websteve

Three characteristics of Java object-oriented programming inheritance

Keywords of this paper: Java, object-oriented, three features, inheritanceInheritance is one of the three characteristics of object-oriented programming. Inheritance embodies the idea of object-oriented programming more incisively and vividly. It allows the association between classes. The basic knowledge of classes and objects can enter the ...

Posted on Thu, 02 Apr 2020 01:35:41 -0400 by pythian

tensorflow Tensorboard visualization

tensorflow comes with a visual tool: Tensorboard. With this visualization tool, we can have the basis of visualization when adjusting the parameters. This time, we use Tensorboard to visualize the structure of Tensorflow. The key steps in the output tensorflow structure are: writer = tf.summary.FileWriter("E:/todel/data/tensorflow", sess.graph) ...

Posted on Thu, 02 Apr 2020 01:15:38 -0400 by jeffduck

[QT] QT getting started from scratch (6): QDockWidget docking window

QDockWidget                      .    common functions:    1 , addDockWidget: add a docking control to specify or change the location and direction of the docking control. void QMainWindow::addDockWidget(Qt::DockWid ...

Posted on Wed, 01 Apr 2020 23:14:54 -0400 by vMan

Detailed explanation of the binding between vue class and style

1, Several ways to bind a class 1. Object syntax Let's take a look at the example: <div id="app3"> <div :class="{'success':isSuccess,'fail':isFail}">Object binding class</div>  //Simple processing uses data directly to judge <div :class="classes">Compute property binding class</div>  //When ...

Posted on Wed, 01 Apr 2020 22:58:27 -0400 by YodaOfCamarilla

On the response of two click events when checkboxes are nested in ListView

On the response of two click events when checkboxes are nested in ListView In the near future, the company's project needs to add the select all / deselect all function, and the project used the ListView+CheckBox scheme before, and kept the click event of ListView's item and the click event of CheckBox at the same time ...

Posted on Wed, 01 Apr 2020 21:23:56 -0400 by kristy7

Problems of JS asynchronous call in Django in Python

Asynchronous call in Django Use asynchronous for authentication logins** 1. js asynchronous request code // HTML code <form method="post" id="login_form" onsubmit="return login()"> {% csrf_token %} <p> <label for="uname">User name:</label> ...

Posted on Wed, 01 Apr 2020 19:47:56 -0400 by Heatmizer20