Programmer Think

To implement the docking of third-party interfaces, you can use httpclient (older) or SpringBoot RestTemplate (new generation). You can choose an appropriate way for docking according to your preferences. I recommend using SpringBoot RestTemplate. The specific use is as follows: Custom configuration c ...

These days, the company needs to do text classification, read some articles, various machine learning, neural network, do not understand. I have done a simple text classification function with the combination of stuttering and segmentation, which is OK in general. Operation result: It's written by mysel ...

WebSocket is a single TCP Connect to full duplex Communication protocol. WebSocket communication protocol was approved by IETF As standard RFC 6455 and supplemented by RFC7936. WebSocket API Also be W3C Set as standard. WebSocket makes the data exchange between the client and the server easier, allo ...

When we develop a system, customers always put forward some specific report requirements. The fixed report format meets their business processing needs and also fits their work scenarios. Therefore, we try to make reports that meet their actual needs, so our system will get a better sense of identity. This essay introduces how to generate Repor ...

In the work, the number of servers in the company may be too large. When hundreds of monitored hosts need to be added at a time, the traditional simple web side of zabbix has a heavy workload of adding monitored hosts, which is also prone to errors. At this time, script automatic operation is particularly important. Today, we will talk about t ...

Here is a brief summary of Python Oracle database operation related knowledge. Just sort out the previous experiments and notes. The test server here is CentOS Linux release 7.5. A machine for personal experimentation, testing and data acquisition. 1: Install cx_Oracle Here's a brief introduction to cx_Oracle. The following paragraph is exc ...

There are many ways to generate free two-dimensional codes! For example, the famous two-dimensional code for forage is enough if it is used simply. But if you want to generate on a large scale, it's not appropriate. Moreover, many tools can't add logo to the two-dimensional code (just like the two-dimensional code of Wechat). Next, I'll talk ab ...

Now the network is still very messy, especially full of all kinds of **, **, and ** related content, it is obvious that this is not in accordance with our country's law, so in order to a product can live a long and healthy life, it is better to use a certain strategy to filter or remind users not to send such content. But it's easier said than ...

I use httpclient-4.5.1.jar. If the version of httpclient is too low, this method may not be used. It needs to set cookie manually. That method, not discussed for the moment, is mainly to get the returned cookie when landing, and then to fill the value of coolie in the new request header. However, this m ...

Explain If parallel approval is required in the process, we can use parallel gateway to process, such as the following flow chart: The xml information is as follows: <?xml version="1.0" encoding="UTF-8"?> <bpmn:definitions xmlns:bpmn="http://www.omg.org/spec/BPMN/20100524/MODEL" xmlns:b ...