Install traefik ingress in Kubernetes
#Download Configuration List
wget https://github.com/containous/traefik/tree/v1.7/examples/k8s
#There are three files in the link that start with traefik-and you can see their names, of which traefik-deployment.yaml is not used here
# traefik-deployment.yaml is either traefik-ds.yaml or traefik-ds.yaml, which is recommended because the conf ...
Posted by mj_23 on Sun, 29 Mar 2020 09:50:42 -0700
Makefile learning notes
Reference articles
makefile implements the automatic compilation and generation of the whole project under linux, especially in complex projects.
The rules for makefile s are simple:
target ... : prerequisites ...
command
...
...
Target is the target file you want, prerequisites is its dependent file, and the following c ...
Posted by bobob on Sun, 29 Mar 2020 07:39:55 -0700
Basic technology of machine vision implemented by python+opencv (edge extraction, image filtering, edge detection operator, projection, license plate character segmentation)
Catalog
1: Edge extraction
1. Threshold segmentation and color reversal of image
2. Edge extraction
2: Image filtering
1. Read the original drawing
2. Mean filtering
3. Median filtering
4. Gaussian filtering
5. Gaussian edge detection
3: Edge detection operator
1. Display the original drawing
2. Reverse the image
3. Image edge detec ...
Posted by kliopa10 on Sun, 29 Mar 2020 05:47:54 -0700
One click online installation of redis database by shell script (implemented by function)
The previous article gives the process of manual compilation and installation of redis, and gives the process of online installation of redis when simulating the establishment of redis cluster, so I want to write a redis script for online installation. In this paper, I mainly use shell functions to realize and verify the process of online ins ...
Posted by m!tCh on Wed, 25 Mar 2020 07:48:09 -0700
linux Getting Started Series 18--Apache Service 2 for Web Services
In the next article, after learning about Apache's basic configuration and SELinux, continue demonstrating the virtual host capabilities and access control methods provided by Apache.
If you haven't looked at the last suggestion, look at it first and come back later, last article " linux Getting Started Series 18--apache service 1 for Web ...
Posted by WarDeities on Tue, 24 Mar 2020 20:03:51 -0700
Go golang Quick Start [8.3] - Deep understanding of IEEE754 floating point numbers
Previous
Introduction to Goang Quick Start [1]-go Language
golang Quick Start [2.1]-go Language Development Environment Configuration-windows
golang Quick Start [2.2]-go Language Development Environment Configuration-macOS
golang Quick Start [2.3]-go Language Development Environment Configuration-linux
golang Quick Start [3]-go helloworld
How ...
Posted by gvp16 on Tue, 24 Mar 2020 11:12:45 -0700
A simple way to write Makefile C mixed with C + +
After using Linux for a long time, I still feel that I am not familiar with Makefile. I often struggle for Makefile of a more complex project for half a day. Now make a summary of the basic writing method of Makefile for future reference.
Here I use a Makefile that I wrote recently to explain. It's a mixed project of C and C + ...
Posted by payjo on Tue, 24 Mar 2020 07:50:08 -0700
Technology sharing | how to use bcc tools to observe MySQL latency
Author: Liu An
A member of the test team of akesheng, who is mainly responsible for the related test tasks of TXLE open source project, is good at Python automatic test development, and is recently absorbed in the relevant knowledge of Linux performance analysis and optimization.
Source: original contribution
*Aikesheng is produced by the op ...
Posted by alex57 on Tue, 24 Mar 2020 02:54:48 -0700
How to integrate Redis cluster in Spring
In the last article, I talked about--- How to build a redis cluster? Let the cluster have the capacity expansion of fragmented data memory and the high availability of sentry . Today, I'll show you how Spring integrates Redis cluster
First of all, I'd like to tell you about the characteristics of segmentation and sentry:
1. The main function ...
Posted by Xoom3r on Mon, 23 Mar 2020 23:53:00 -0700
Performance differences between exception handling, dynamic memory requests, and different compilers
Continue with the previous section Exception handling in c++ ...
Catalog
1. What happens when an exception is thrown in the main() function
2. What happens when an exception is thrown in a destructor
3. Exception specification of functions
4. Analysis of Dynamic Memory Request Results
5. New usage of new keywords
1. What ...
Posted by thelinx on Sun, 22 Mar 2020 22:11:49 -0700