Programming VIP

Exploratory Data Analysis EDA (Exploratory Data Analysis) analysis with python   show holy respect to python community, for there dedication and wisdom   Dataset related: First, UCL wine dataset: UCI data set is a commonly used standard test data set for machine learning. It is a database for machine learning proposed by the University of ...

Python wechat ordering applet course video https://edu.csdn.net/course/detail/36074 Python actual combat quantitative transaction financial management system https://edu.csdn.net/course/detail/35475 Deploy APIs IX gateway in K8S without using pvc brief introduction Because the company's project is ready for reconfiguration, now it make ...

edition: CENTOS7.2CDH5.10Kudu1.2 2.1 general This article centos7 2. The process of operating system deploying CDH Enterprise Edition. The installation of Cloudera enterprise data center is mainly divided into four steps: Cluster server configuration, including installing operating system, closing firewall, synchronizing server clock, etc ...

Deep dive kafka producer - Core Architecture 3. Deep dive KafkaProducer infrastructure kafka has customized a set of network protocols, which can be implemented in any language to achieve the effect of pushing messages to and from kafka clusters. The clients module in the source code of kafka version 2.8.0 is the official default imple ...

1. Collection basis 1.1 collection overview Features of set: provide a storage model with variable storage space, and the 1 data capacity can be changed. There are many collection classes. At present, let's learn an ArrayList ArrayList<E> Resizable array implementation<E> Is a special data type, generic How to use? Use the ref ...

Some time ago, I got the decoding of dat pictures in WeChat, and later some students asked how to decode the database.. Of course, after looking at it one after another, plus the messy things in hospital, it has not been handled. After handling it in the last few days, we found that the data format of the WeChat database is really troublesome.. ...

Last example https://blog.csdn.net/xxkalychen/article/details/117149540?spm=1001.2014.3001.5502 Setting Flink's data source to Socket is just to provide streaming data for testing. This is not generally used in production. The standard model is to obtain streaming data from message queues. Flink provides the encapsulation of connecting with Kaf ...

I Basic knowledge of Request Library methodexplainReturn object.request ()Construction request.get()GET HTML web page, corresponding to HTTP GETThe returned response object contains all the resources of the server.head()Get the page header information, corresponding to HEAD.post()Submit POST request.put()Submit request PUT.patch()Submit lo ...

Xiaobai's big data journey (57) Hadoop compression Last review After introducing zookeeper, the next step is Hadoop's extended knowledge point, compression and ha. Because HA is based on zookeeper, I bring this knowledge point now Hadoop compression Compression overview First of all, we should know that compression is an optimization meth ...

Objectives: Understand the characteristics of HaproxyEasily use Haproxy to build clusters Content: 1, HAProxy features: Support two proxy modes: TCP (layer 4) and HTTP (layer 7), and support virtual host;It can supplement some shortcomings of Nginx, such as Session retention, Cookie guidance and so onSupport url detection, back-end server ...