Web Foundation - Servlet&HTTP&Request

Article Directory Servlet: HTTP: Request: Case: User Login Servlet: 1. Concepts 2. Steps 3. Principle of execution 4. Life cycle 5. Servlet3.0 Annotation Configuration 6. Architecture of Servlet Servlet--Interface | GenericServlet -- Abstract Class | HttpServlet -- Abstract Class ...

Posted by Gordonator on Wed, 22 Jan 2020 19:12:20 -0800

Python 3 realizes the automatic transfer of Baidu cloud disk resources

Python 3 Baidu cloud disk resources auto transfer Python 3 realizes the automatic transfer of Baidu cloud disk resources, solves the automatic transfer of shared links with passwords, and the automatic transfer of resources without passwords. At the same time, it realizes the transfer of post request ...

Posted by AngelGSD on Wed, 22 Jan 2020 01:31:28 -0800

Details of Attributes, defStyleAttr and defStyleRes in Android

The system's own View can be configured in xml, and the custom View can also be configured in xml. In order to enable the custom View's properties to be configured in xml, the following four steps are required: 1. Add attributes for custom View through < declare styleable > 2. Declare the att ...

Posted by ryanthegecko on Wed, 22 Jan 2020 00:20:38 -0800

Freehand Reality: A Simple Bayesian Classifier

Implementing a Bayesian classifier by hand Introduction Code Summary Introduction Naive Bayesian classifier, as its name implies, is a classifier based on Bayesian formula, which converts a posterior probability into a product of a priori probability and different conditional probabilities, and ...

Posted by keldorn on Tue, 21 Jan 2020 17:18:38 -0800

Python common built-in functions

Built in function table abs() all() any() ascii() bin() bool() bytes() callable() compile() complex() chr() delattr() dir() divmod() enumerate() eval() exec() exit() filter() float() frozenset() getattr() globals() hasattr() hash() help() hex() id() input() int() isinstance() iter() le ...

Posted by 448191 on Tue, 21 Jan 2020 09:19:14 -0800

javaFX displays another form in the event of one button

Button event for the first form: @FXML protected void show2Action() throws IOException { Stage stage = new Stage(); AnchorPane pane = FXMLLoader.load(getClass().getResource("javafxcontroller2.fxml")); Scene scene = new Scene(pane,300,400); stage.setScene(scene); stage.show(); } The code ...

Posted by met0555 on Tue, 21 Jan 2020 09:09:10 -0800

Android critical instance (6) use of toolbar menu items

Selection of menu bar symbols There are many menu symbols in Android studio. Select drawable You can choose any symbol you want code implementation public class CrimeListFragment extends Fragment { public static final String SUBTITLE = "subtitle"; private RecyclerView mRecyclerView; private CrimeAdpater mCr ...

Posted by bsfischer on Tue, 21 Jan 2020 08:51:04 -0800

Custom ViewGroup - implement custom ViewPager

ViewGroup and View 1. View Group is a container that can hold views. It is responsible for measuring the width and height of subviews or sub controls, and determining the location of subviews or sub controls. Common methods are: onMesure(): measures the width and height of a subview or child control ...

Posted by GroundZeroStudio on Tue, 21 Jan 2020 03:06:58 -0800

Quick guide to integrating apollo with spring boot

>At present, there are three popular configuration center frameworks on the market: Spring CLoud Config ,Alibaba Nacos as well as Ctrip apollo , we call on the corresponding architecture group to use Apollo. Work Flow Simple explanation: In the above figure, there are three environments FAT, UAT and PROD, each of which has two sets of Confi ...

Posted by sbinkerd1 on Sun, 19 Jan 2020 18:53:25 -0800

Teaching you the python 26 KNN approach algorithm

KNN overview K-nearest neighbor algorithm is a basic classification and regression method. We only discuss k-nearest neighbor algorithm in classification. A word summary: near Zhu is red, near Mo is black! Working principle: there is a sample data set, also known as a training sample set, and eac ...

Posted by sri2002 on Sat, 18 Jan 2020 23:04:52 -0800