ReZero's Blog

https://qqtim.club/2021/07/17/gdb-debug-remote/

File x: get in dir. r: browse dir.File Special AuthorizationSUIDchmod u+s bin For binary file Equal: (tempUser) execute fileSGIDchmod g+s dirFor binary fileEqual: (tempGroup) execute fileIF u

RAID & LVMRAIDRAIDRAID0RAID0 splits (“stripes”) data evenly across two or more disks, without parity information, redundancy, or fault tolerance.RAID1RAID 1 consists of an exact copy (or mirror) of

IpTables & Firewalldiptables PreRouting, Input, Output, Forward, PostRouting 参数 作用 -P 设置默认策略 -F 清空规则链 -L 查看规则链 -A 在规则链的末尾加入新规则 -I num 在规则链的头部加入新规则 -D num 删除某一条规则 -s 匹配来源

Requests:kernel 4.9+What:https://github.com/google/bbrOne Command:sudo modprobe tcp_bbrTurn on:# echo "net.core.default_qdisc=fq" >> /etc/sysctl.conf# echo "net.ipv4.tcp_congest...

Link https://superuser.com/a/1292700/695553#!/bin/bashif [ -z "$1" ]; then echo "Usage: ./chgdm-bg <path/to/picture.png> [y/n]" exit 1fiecho MAKE SURE YOUR PICTURE IS THE SAME RESOLUT...