On serialization and deserialization

Introduction to serialization Java serialization refers to the process of converting a Java object into a binary stream, and deserialization refers to the process of converting a binary stream into a Java object. The purpose of serialization is as follows: When the program exits, these objects disappear, and serialization is to save these obje ...

Posted on Mon, 16 Mar 2020 00:09:32 -0700 by davard

Machine learning notes 8-Logistic regression basis

1, Basic knowledge 1 meaning of regression Regression is the best fitting, the process of fitting these points with a straight line, the process of logical regression is the process of finding the best fitting parameters, using the optimization theory. 2. Common optimization algorithms in optimiza ...

Posted on Sun, 15 Mar 2020 21:53:50 -0700 by zaneosak

golang tcp handshake / wave experiment, close ﹣ wait optimization

Three handshakes, four waves, as is often said in books The following is an excerpt from other blogs Gorang's tcp programming is relatively simple, but if we grab packets, we will find that in many cases, especially in the explicit complex network environment, it is difficult to repeat four waves Exp ...

Posted on Sun, 15 Mar 2020 01:36:00 -0700 by cursed

Summary of problems in k8s starting container application

1. Create a deployment of nginx, and view the ip information allocated by the pod. ping is used on the node node where the pod is located, but not on the master node Analysis: the first thing I think about is that flanneld is not running normally on two nodes 1. View the network card information of flanneld [root@k8s2-1 ~]# ifconfig docker0: f ...

Posted on Sat, 14 Mar 2020 08:45:29 -0700 by timbo6585

Use future to download pictures simultaneously

Article directory 1. Download pictures on the Internet 2. Use concurrent.futures module to realize concurrent Download Learn fluent Python. Most of the blogs in the series are excerpted from this book and are only used for communication, learning and recording. 1. Download pictures on the Inter ...

Posted on Sat, 14 Mar 2020 01:40:56 -0700 by polandsprings

Quickly open the path of Keras deep learning (including the framework of general deep learning training process)

Quickly open the road of Keras deep learning 1 Keras sequence model 1.1 add network layer method 1.2 input shape 1.3 consolidation 1.3.1 example 1.4 Training 1.4.1 deep learning framework for single input and two classification 1.4.1.1 initialize training model parameters 1.4.1.2 create (load) dat ...

Posted on Sat, 14 Mar 2020 00:02:27 -0700 by adrianuk29

NMAP Implements Security Checks on Enterprise Environments

Article Directory Introduction to NMAP Common Commands 1. Query segment internal online hosts 2. Scan open services for online hosts 3. Target host details 4. NES Script Scan 5. Scan the local area network for Conficker worms 7. Mail Security Check 8. Database Security Check 8. Scan SNMP information ...

Posted on Fri, 13 Mar 2020 19:13:26 -0700 by jh_dempsey

Java serialization: Serializable

When it comes to serialization, most people probably haven't used it in their actual work. Although it hasn't been used, it doesn't mean it doesn't matter. What is JAVA serialization? Java serialization can also be called object serialization mechanism: it allows Java objects in memory to be convert ...

Posted on Fri, 13 Mar 2020 07:49:54 -0700 by abid786

Use your own date

Catalog Create a project with your own data Extract training frame Mark the key parts in the training frame Check label Create a training set Training network Assessment Network Analyze a new video Create an auto tagged video Draw track (the following steps are optional) Extract outlier ...

Posted on Fri, 13 Mar 2020 06:09:45 -0700 by Foser

H. Analysis of FPGA source code of 264 video codec intra prediction 1

Catalog Principle of intra prediction algorithm General introduction based on the paper Hardware implementation Division of luminance block and chroma block 4 × 4 brightness prediction module How to generate prediction pixels and residual pixels? Vertical mode ` intra4x4` Horizontal mode ` in ...

Posted on Fri, 13 Mar 2020 04:15:02 -0700 by Rayn