activiti learning - regular user task jump (return, free jump function)

summary Through the understanding of the previous articles, at present we have enough knowledge to jump to the regular userTask. In the "Chinese process", rejection, free jump and so on are all realized by this way. It can be said that this is also an important part of the activiti process ...

Posted on Mon, 08 Jun 2020 23:03:55 -0400 by Democreous

Summary algorithm (hash algorithm, hash algorithm)

A brief introduction to the algorithm The algorithm is also called hash algorithm and hash algorithm. It uses a function to convert any length of data into a fixed length data string (usually represented by a hexadecimal string). Python's hashlib provides common summary algorithms, such as MD5, SHA1, SHA512, and so on. Tips: It should be n ...

Posted on Mon, 08 Jun 2020 00:36:46 -0400 by Phpdiot

ELK Docker integrated. net abp log4net use

This paper mainly records the use of ELK to complete the business system log collection, mainly using log4net for data entry and docking. Related connections: ELK docker img: https://hub.docker.com/r/sebp/elk Documentation: https://elk-docker.readthedocs.io/#usage Docker version installation: docker ru ...

Posted on Sun, 07 Jun 2020 23:27:30 -0400 by Jewelie

Printing and design of C ා label (bar code)

The last article talked about barcode printing, mainly through reading the template definition file (XML file), and then combining the dynamic data read from the database to generate barcode. Here is how to design the barcode template. The design process is also very simple, just a simple drag. Then click the small arrow or the command in the l ...

Posted on Sun, 07 Jun 2020 04:04:26 -0400 by tim

Android Chart Gallery MPAndroidChart(8) - Extension of Pie Chart: Polyline Pie Chart

Android Chart Gallery MPAndroidChart(8) - Extension of Pie Chart: Polyline Pie Chart Let's go on to see what we want to achieve by expanding the pie chart above and adding a discount explanation Because of our previous familiarity with MPAndroidChart, we can do it directly 1. Basic implementation First, let's ...

Posted on Sat, 06 Jun 2020 12:08:16 -0400 by gnawz

RocketMQ source code analysis RPC communication

The essence of message queue lies in sending, storing and receiving messages. So, for a message queue, how to send and receive messages efficiently is the key point 1, Overview of Remoting communication module in RocketMQ The overall deployment architecture of RocketMQ message queue is as follows: ...

Posted on Sat, 06 Jun 2020 05:51:09 -0400 by fsumba

Chapter 2 CustomView view animation

1, View animation label summary: Android's view animation consists of five types: alpha, scale, translate, rotate, set 1. Configure XML animation file • alpha: gradient transparency animation effect • scale: animation effect of gradual size scaling • translate: animation effect ...

Posted on Sat, 06 Jun 2020 02:43:32 -0400 by srinivas6203

Data storage (JSON file storage, CSV file storage)

1.2 JSON file storage The full name of JSON is JavaScript Object Notation, that is, JavaScript object markup. It represents data through the combination of objects and arrays. It is a lightweight data exchange format with a very high degree of structure.1.2.1 objects and arrays Object: it is wrapped ...

Posted on Thu, 04 Jun 2020 09:36:15 -0400 by crusty76

Python string learning notes

Article catalog character string Basic characteristics code Representation (creation) Escape character String splicing String copy Common operations 1. Get length 2. Search content 3. Judgment 4. Calculate the number of occurrences 5. Replacement 6. Cut string 7. Modify case 8. Space handling 9. St ...

Posted on Thu, 04 Jun 2020 09:20:04 -0400 by Xyox

C ා MODBUSTCP string and floating-point number reading and writing based on NModbus

Reference NModbus Search NModbus in NuGet and add reference. Encapsulating the ModbusTcp class public class ModbusTCP { private ModbusFactory modbusFactory; private IModbusMaster master; private TcpClient tcpClient; public string IPAdress { get; set; } public int Port { get; set; } publi ...

Posted on Wed, 03 Jun 2020 12:22:59 -0400 by TylerL