93. Restore IP Addresses 78. Subsets 90. Subsets II

93. Restore IP Addresses A valid IP address consists of exactly four integers separated by single dots. Each integer is between 0 and 255 (inclusive) and cannot have leading zeros. For example, “0.1.2.201” and “192.168.1.1” are valid IP addresses, but “0.011.255.245”, “192.168.1.312” and “[email protected]” are invalid IP addresses. Given a string s containing only digits, […]

How does the front end prevent data from being abnormally tampered with and restore the data?

Every day, we deal with various documents, such as PRD, technical solutions, personal notes, etc. In fact, there is a lot of knowledge in document formatting. Just like me, I have obsessive-compulsive disorder about formatting, and I can’t bear to not add spaces between English and Chinese. Therefore, I have recently been working on a […]

Cordon sets the node to be unschedulable, uncordon restores the node to be schedulable, drain is used for maintenance, and taint sets the taint of the updated node.

Foreword Environment: k8s 1.22.15, docker I have been confused about the cordon, drain, and taint commands, so let’s distinguish them. cordon sets the node to be unschedulable The kubectl cordon NODE command sets the node to be unschedulable. It is just that the node is unschedulable. Existing pods will not be evicted, and new pods […]

Easy Integration Series 2: How to create backup and restore in KubeBlocks? Take Oracle MySQL as an example

This article takes Oracle MySQL as an example to introduce how to create backup and restore in KubeBlocks (click to refer to the complete PR). According to different classification methods, we can divide backups into multiple types. In terms of method, it can be divided into volume snapshot backup and file backup; in terms of […]

NVIDIA’s Hot Agent Research: AI Really Restores Human Emotions! I will be hungry and lonely, I will run and I will get angry.

Can AI agents reflect real human emotions and the subtle sense of distance in interpersonal relationships? Recently, researchers from NVIDIA, the University of Washington, and the University of Hong Kong released Humanoid Agents. As can be seen from the name, this kind of intelligent agent can reflect the basic needs of human beings. In the […]

C# RestoreFormer image (face) repair

Introduction github address: https://github.com/wzhouxiff/RestoreFormer [CVPR 2022] RestoreFormer: High-Quality Blind Face Restoration from Undegraded Key-Value Pairs RestoreFormer tends to explore fully-spatial attentions to model contextual information and surpasses existing works that use local operators. It has several benefits compared to prior arts. First, it incorporates a multi-head coross-attention layer to learn fully-spatial interations between corrupted queries […]

pxb restore database using physical backup

The open source software Percona Xtrabackup can be used to back up and restore databases. This article introduces you to using the XtraBackup tool to restore MySQL physical backup files to self-built databases on other hosts. Note If you use transparent encryption or the Instant DDL feature, you cannot use physical backups to restore on […]