C + + type system enhancements

You should be familiar with it. In C + +, you can get the type name through the operator typeid std::cout << typeid(int).name() << std::endl; But the return value of name() is Compiler dependent The results printed in vc and gcc are as follows: int // vc i // gcc For custom classes, the output type is not the original type c ...

Posted by evaoparah on Sun, 14 Jun 2020 00:42:23 -0700

kolla ansible deploy openstack high availability cluster

kolla ansibel deploy openstack high availability cluster reference resources: https://docs.openstack.org/kolla-ansible/latest/user/quickstart.html kolla installation node requirements: 2 network interfaces 8GB main memory 40GB disk space For the installation of kolla, the target machine is required ...

Posted by jimmy patel on Sat, 13 Jun 2020 23:52:24 -0700

Minimal Python syntax

7. Using regular expressions in Python 7.1 regular expression When dealing with strings, we often use the need to find strings that meet some complex rules. Regular expressions are tools for describing these rules. Regular expressions are the code used to record text rules. 7.1.1 line locator The ...

Posted by philipolson on Sat, 13 Jun 2020 04:41:18 -0700

Some small exercises of Shell under Linux

Brief answer 1. Count the number of files under / var/log. find /var/log/ ! -type d |wc -l //Or l l - R / var / log / | egrep "^ [SL -] [RWX -] {9}" | WC - L 3. Write a script to judge which ip address is currently online in the 192.168.1.0/24 network, and which ip address can be ping ...

Posted by Moon-Man.net on Fri, 12 Jun 2020 21:16:01 -0700

Data insight | Python interpretation stall - do you want to set up a stall to sell anything?

I know there is a problem: after the epidemic, what is the most thing you want to do? Many people study python and don't know where to start.Many people learn python, master the basic syntax, do not know where to find cases to start. Many people who have already done cases do not know how to learn m ...

Posted by titel on Fri, 12 Jun 2020 02:21:10 -0700

unet network magic changes those things

Reference City Community In the task of image segmentation, especially in medical image segmentation, U-Net[1] is undoubtedly one of the most successful methods. This method was proposed at the 2015 MICCAI conference and has been cited more than 4000 times. The structure of encoder (down sampling) - ...

Posted by kevinak on Fri, 12 Jun 2020 01:05:46 -0700

OpenCV for multi-target tracking

OpenCV for multi-target tracking Project framework Code block analysis Full code and resource download connection Experimental framework, modules used The experimental framework is as follows ├── mobilenet_ssd ​ ├── MobileNetSSD_deploy.caffemodel └── MobileNetSSD_deploy.prototxt ├── multi_ob ...

Posted by evilMind on Thu, 11 Jun 2020 21:30:48 -0700

Tungsten Fabric solution guide Gateway MX

Author: Tony Liu translator: TF Compilation Group 1 Overview This guide describes how to use MX as a gateway to provide external or underlay connectivity for the overlay layer managed by Tungsten Fabric (the original version is contract, and its open source version has been renamed Tungsten Fabric, wh ...

Posted by georgee.b on Thu, 11 Jun 2020 19:49:44 -0700

Solution for ping incompatibility between GNS3 router devices

0x00 experimental environment Name Edition Explain Host OS Window 7 simulator GNS3 v2.2.8 GNS3 vm v2.2.8 virtual machine VMware 15 Router Mirror c7200 adventerprisek9 0x01 Network Topology 0x02 problem description Host PC1 ping does not pass through f1 port of router R1 S ...

Posted by eternalprophet on Thu, 11 Jun 2020 18:49:34 -0700

Building neural network model with Python and Numpy

1: Boston house price forecast task In the previous section, we have a preliminary understanding of the basic concepts of neural networks (such as neurons, multi-layer connections, forward computing, calculation charts) and three elements of model structure (model hypothesis, evaluation function and ...

Posted by ~n[EO]n~ on Wed, 10 Jun 2020 20:33:04 -0700