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Article

search (13) - elastic4s histograms: aggregate histogram

In aggregate group statistics, we will face two types of group elements: continuous type such as time, natural number, d...
10:15 15 May 2020
Article

php object oriented method

php object oriented static method usage What ...
5:16 15 May 2020
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Notes on writing ssm project

catalog matters needing attention: Output station scrambling a link submitted as post Form validation before submission...
1:44 15 May 2020
Article

python's network (nmap, IPy, dnspython)

1. Port Scan It's not enough just to know if ...
23:43 14 May 2020
Article

Use of java String.format()

General type formatting The format() method o...
23:07 14 May 2020
Article

CTF-Misc-N solution

CTF-Misc-N solution Blog description ...
10:14 14 May 2020
Article

leetcode-1. Sum of two numbers

The sum of the two numbers. Given an array of...
10:07 14 May 2020
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UI Library of aui mobile terminal

aui brief introduction ...
1:18 14 May 2020
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If you want to make a million yuan a year, can Alibaba Sentinel support RESTful interfaces?

Recently, I was preparing to use Alibaba Sentinel, and found that the RESTful interface does not support very well. Some...
22:44 13 May 2020
Article

Don't understand the principle of nullable type? I'm going to dig it out

1: Background 1. Story telling It's been a mo...
21:37 13 May 2020
Article

Stored procedure - exception capture & printing exception information

catalog 0. Background 1. Create the exception information table ErrorLog 2. Establish a stored procedure to save except...
21:17 13 May 2020
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ntp time server

I. Environmental Preparation Two virtual mach...
12:21 13 May 2020
Article

Vector vector container (summary of commonly used methods)

As for the learning of vector container in STL, it's better to watch the code after compiling and running, and see the e...
12:04 13 May 2020
Article

Talk about debezium's snapshot change record emitter

order This paper mainly studies the snapshot ...
12:03 13 May 2020
Article

First line kotlin series kotlin button click event

Button findViewBuId <Button android:id="@+id/mButton...
11:50 13 May 2020
Article

Android serial 10- add pages dynamically and create a news app

1, Size of dynamic planning interface 1. We create a new ...
10:25 13 May 2020
Article

When the springboot / error page status is 999, 80% of the people will not

to configure server: port: 8000 servlet: context-path: "/api" compression: enabled: false Just contacted with SpringBoo...
10:17 13 May 2020
Article

Top TabLayout with Dynamic Height ViewPager Effect

First look at the effect picture (gif recording is a bit of a problem...Take a look at it: ...
12:24 12 May 2020
Article

The difference between [MySQL] char and varchar

CHAR and VARCHAR types are similar, but they are saved and retrieved in different ways. Their maximum length and whether...
11:29 12 May 2020
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Implementation of formula library based on groovy

formula Formula library based on groovy impl...
11:17 12 May 2020
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mica 2.0.1 release and add the best ip2region boot station

mica (mica) mica evolved from the lutool with...
10:04 12 May 2020
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Principles of ConditionalOnClass annotations in SpringBoot

The auto-configuration classes in SpringBoot have many ConditionalOnClass annotations, and @ConditionalOnClass matches w...
3:50 12 May 2020
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Machine Learning Model Training Scheme in Mass Data Scenarios

It is very difficult to train the machine learning model by single point in the process of actual processing and solving...
23:50 11 May 2020
Article

How do two threads execute alternately, one even and one odd?

Author: Mona Rudow cnblogs.com/stateis0/p/9091254.html It is interesting for the landlord to see this topic on the fac...
22:57 11 May 2020
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Spring Security has its own firewall!You don't know how secure your system is!

Previously, a small partner said that it would be better to write a Filter intercept request for Spring Security, which ...
22:05 11 May 2020
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fudge parameter not found in centos linux ntp.conf configuration

Recently, the server was forced to shut down once and suddenly wanted to get the time synchronization service all togeth...
21:10 11 May 2020
Article

iOS Development Network Chapter One-to-One JSON Resolution

1. What is JSON? 1). JSON is a lightweight data format co...
14:11 11 May 2020
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Function instances used by spring boot using Thymeleaf +layui

1.input tag echo Use the th:value tag for back-up, and th...
13:01 11 May 2020
Article

unity requests json data and parses it

When unity3d is communicating with. net over http, the most common thing is to submit the form data request, but the ser...
12:53 11 May 2020
Article

Spring MVC, addition, deletion, modification and query of mybatis

1, Demand Addition, deletion, modification and inspection...
11:45 11 May 2020