1. The Origin of .NETCore When talking about .NETCore, we must not mention its predecessor .NET. Java was in the limelight at that time, and Microsoft also favored Java. The Java virtual machine on the Windows platform was developed by Microsoft based on JVM standards. It is said to be the best performance Java virtual machine at that time. However, Microsoft has its own little abacus, trying to bundle Java with the Windows platform and add some Windows-specific features. Sun's dissatisfaction with this led to a breakdown of the relationship between the two parties, and Microsoft then launched .NET. .NET has borrowed many features of Java since its inception and gradually surpassed Java in language features and form development. Java in version 1.6

Software preparation I am using a virtual machine with CentOS-6.6, with the host name repo. Refer to the steps to install a Linux virtual machine in Windows, I installed JDK in that virtual machine, refer to the guide to installing JDK in Linux. In addition, the virtual machine is configured with a key-free login itself, and the settings for configuring key-free login between each virtual machine are referenced. The download address of Hadoop installation package is: https://mirrors.aliyun.com/apache/hadoop/common/. I am using hadoop 2.6.5 version. Upload the Hadoop installation package to the server and unzip [root@repo~]#tarzxv

Integrating Postman applications on CentOS can be achieved through a variety of methods. The following are the detailed steps and suggestions: Install Postman by downloading the installation package to download Postman's Linux version installation package: Visit Postman's official website and select the version suitable for Linux to download. Unzip the installation package: Use the following command to unzip the installation package to the specified directory, for example /opt: sudotar-xzfpostman-linux-x64-xx.xx.xx.tar.gz-C/opt Please note that "postman-linux-x64-xx.xx.xx.tar.gz" is replaced by the file name you actually downloaded. Create symbols

RedHatendedsupportforCentOStoshifttowardsacommerciallyfocusedmodelwithCentOSStream.1)CentOStransitionedtoCentOSStreamforRHELdevelopment.2)ThisencourageduserstomovetoRHEL.3)AlternativeslikeAlmaLinux,RockyLinux,andOracleLinuxemergedasreplacements.

To learn Laravel 6, you can get video tutorials from Laracasts (recommended), official documentation and YouTube. Recommended courses include Laracasts’ “Laravel 6 From Beginner to Mastery” and “Official Laravel 6 Tutorial” produced by the official team. When choosing a video course, consider skill level, teaching style, project experience and frequency of updates.

Optimizing the performance of Hadoop distributed file system (HDFS) on CentOS systems can be achieved through a variety of methods, including adjusting system kernel parameters, optimizing HDFS configuration files, and improving hardware resources. The following are detailed optimization steps and suggestions: Adjust the system kernel parameters to increase the limit on the number of files opened by a single process: Use the ulimit-n65535 command to temporarily adjust. If it needs to take effect permanently, please edit the /etc/security/limits.conf and /etc/pam.d/login files. Optimize TCP parameters: Edit /etc/sysctl.conf file, add or modify the following content: net.ipv4.tcp_tw

Recently, the first list of Hongmeng system upgrades has been announced, and p40 and p40Pro are also among them. However, many users reported that they could not upgrade smoothly. Next, let’s discuss how to upgrade p40 and p40Pro to the Hongmeng system. How to upgrade p40 and p40Pro to the Hongmeng system and install the APP First, make sure that the "My Huawei" and "Pollen Club" APP have been updated to the latest version. You can search and download these two apps in the app market. If it has been uninstalled before, it needs to be reinstalled. Before upgrading the public beta version, it is recommended to back up all important data on your phone or tablet and confirm that the backup is complete and valid to prevent data loss after the upgrade or other unexpected situations. Open the activity portal to take "My Huawei" APP as an example

Install YUM in Docker container: Create container from the base image; update the container's package information; install YUM.