解决MacOS中Terminal第一次打开卡顿几秒的BUG
$ sudo xcode-select -p
$ sudo xcode-select -switch /Library/Developer/CommandLineTools
$ sudo xcode-select -p
解决BigSur Arduino ESP8266编译错误
vi ~/Library/Arduino15/packages/esp8266/hardware/esp8266/2.7.4/tools/pyserial/serial/tools/list_ports_osx.py
#iokit = ctypes.cdll.LoadLibrary(ctypes.util.find_library('IOKit'))
#cf = ctypes.cdll.LoadLibrary(ctypes.util.find_library('CoreFoundation'))
iokit = ctypes.cdll.LoadLibrary('/System/Library/Frameworks/IOKit.framework/IOKit')
cf = ctypes.cdll.LoadLibrary('/System/Library/Frameworks/CoreFoundation.framework/CoreFoundation')
解决BigSur Arduino esp32 编译错误
cp ~/Library/Arduino15/packages/esp32/hardware/esp32/1.0.4/tools/esptool.py ~/Library/Arduino15/packages/esp32/tools/esptool_py/2.6.1/esptool.py
chmod 755 ~/Library/Arduino15/packages/esp32/tools/esptool_py/2.6.1/esptool.py
vi /Library/Arduino15/packages/esp32/hardware/esp32/1.0.4/platform.txt
#tools.esptool_py.cmd=esptool
tools.esptool_py.cmd=esptool.py
sudo pip3 install pyserial
MacOs下git,maven,port,terminal使用代理
1 git
//全局配置
git config --global http.proxy socks5://127.0.0.1:1087
//编辑全局配置文件
git config --global -e
//取消全局配置
git config --global --unset http.proxy
2 maven
~/.m2/setting.xml
<proxies>
<proxy>
<id>optional</id>
<active>true</active>
<protocol>http</protocol>
<host>127.0.0。1</host>
<port>1087</port>
<nonProxyHosts>repo.njava.com</nonProxyHosts>
</proxy>
</proxies>
//命令行方式
mvn clean compile -Dhttps.proxyHost=127.0.0.1 -Dhttps.proxyPort=1087
3 mac port
/opt/local/etc/macports/macports.conf
proxy_override_env yes
proxy_http 127.0.0.1:1087
4 terminal
//1 命令行
export http_proxy=http://127.0.0.1:1087
//2 配置文件.bashrc或者.zshrc
export http_proxy="http://127.0.0.1:1087"
export https_proxy="http://127.0.0.1:1087"
ubuntu交互式界面修改时区
sudo dpkg-reconfigure tzdata
安装ucmq
1 安装libevent ucmq需求>2.0.10
$ wget https://github.com/downloads/libevent/libevent/libevent-2.0.21-stable.tar.gz $ tar zxvf libevent-2.0.21-stable.tar.gz $ cd libevent-2.0.21-stable $ ./configure --prefix=/usr/local/libevent $ make $ sudo make install
2 安装ucmq
$ git clone git://github.com/ucopensource/ucmq.git $ cd ucmq $ ./configure --with-libevent=/usr/local/libevent --prefix=/usr/local/ucmq $ make $ sudo make install
3 配置启动关闭ucmq
ucmq目录/usr/local/ucmq/
启动UCMQ /usr/local/ucmq/bin/ucmq –c /usr/local/ucmq/conf/ucmq.ini –d
关闭UCMQ killall ucmq 或者 curl http://0.0.0.0:8803/exec?cmd=kill
4 遇到libpthread.so.0: error adding symbols: DSO missing from command line编译错误
在
source/Makefile Makefile
中添加-lpthread
LIBS = -lz -lrt -lresolv -lnsl -lm -ldl -lbz2 -lpthread
Ubuntu下安装php-redis扩展
$ sudo apt-get install php5-dev $ wget --no-check-certificate http://github.com/nicolasff/phpredis/tarball/master -O phpredis.tar.gz $ tar -xzvf phpredis.tar.gz $ cd nicolasff-phpredis-94e0649 $ phpize $ ./configure $ make $ sudo make install
增加php.ini配置
extension=redis.so
mysql 远程访问权限开启
mysql -u root -p123456; mysql GRANT ALL PRIVILEGES ON *.* TO 'root'@'%' IDENTIFIED BY '123456' WITH GRANT OPTION; mysql flush privileges;
mysql5.5远程主从设置
主机:10.0.0.1
从机:10.0.0.2
1 主机设置
1.1 配置文件/etc/mysql/my.cnf
server-id = 1 log_bin = /var/log/mysql/mysql-bin.log expire_logs_days = 2 max_binlog_size = 100M binlog_ignore_db = mysql binlog_ignore_db = information_schema binlog_ignore_db = performance_schema binlog_do_db = testcase binlog_do_db = db100 binlog_do_db = db200
1.2 mysql控制台命令启动master模式
mysql>GRANT replication slave on *.* to 'slave2'@'10.0.0.2' IDENTIFIED BY 'password'; mysql>SHOW master status;
2 从机设置
2.1 从机配置
server-id = 2 log_bin = /var/log/mysql/mysql-bin.log expire_logs_days = 2 max_binlog_size = 100M
2.2 从机控制台命令
mysql>slave stop; mysql>change master to master_host='10.0.0.1', master_port=3306, master_user='slave2', master_password='password', master_log_file='mysql-bin.000011', master_log_pos=189; mysql>slave start; mysql>show slave status \G;
3mysql远程账号设置
mysql>grant all privileges on *.* to njava@10.0.0.1 identified by "password" with grant option;
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