Supplement of basic data type; advanced coding
capitalize() first letter (first word) upper case, others lower case
s1 = 'I LIVE YOU'
>>>I live you
title() capitalizes each word. (a word is separated by special characters (not letters)
s1 = 'I LIVE YOU'
>>>I Live You
Posted on Tue, 17 Mar 2020 04:58:01 -0700 by Salsaboy
Matters needing attention
Single thread example
emmmm here is to find the law of page number from the homepage
This rule is easy to find, but the page number has changed
The following is the main page of ...
Posted on Tue, 17 Mar 2020 01:08:14 -0700 by d-woo
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
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
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
Posted on Sun, 15 Mar 2020 01:36:00 -0700 by cursed
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
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 road of Keras deep learning
1 Keras sequence model
1.1 add network layer method
1.2 input shape
1.4.1 deep learning framework for single input and two classification
22.214.171.124 initialize training model parameters
126.96.36.199 create (load) dat ...
Posted on Sat, 14 Mar 2020 00:02:27 -0700 by adrianuk29
Introduction to NMAP
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
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