ganbei richardplas

## brew-java-and-jenv.md

      
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                richardplas
                / brew-java-and-jenv.md
            
            
              Created
              April 19, 2018 06:46
                — forked from alChaCC/brew-java-and-jenv.md
            
              
                How To Install Java 8 on Mac
              
          
    Install HomeBrew first
brew update
brew tap caskroom/cask
brew install brew-cask
If you get the error "already installed", follow the instructions to unlink it, then install again:

  
## db_backup.sh
#!/bin/bash
# Shell script to backup MySQL database

# Set these variables
MyUSER=""	# DB_USERNAME
MyPASS=""	# DB_PASSWORD
MyHOST=""	# DB_HOSTNAME

# Backup Dest directory
DEST="" # /home/username/backups/DB

## linux-http-tcp.md

      
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                richardplas
                / linux-http-tcp.md
            
            
              Created
              April 23, 2020 05:13
                — forked from v5tech/linux-http-tcp.md
            
              
                linux下查看http 并发和 tcp连接数
              
          
    linux查看httpd进程数

ps -ef | grep httpd | wc -l
查看Apache的并发请求数及其TCP连接状态

netstat -n | awk '/^tcp/ {++S[$NF]} END {for(a in S) print a, S[a]}'
	#!/bin/bash
	# Shell script to backup MySQL database

	# Set these variables
	MyUSER="" # DB_USERNAME
	MyPASS="" # DB_PASSWORD
	MyHOST="" # DB_HOSTNAME

	# Backup Dest directory
	DEST="" # /home/username/backups/DB