value=${value//\//\\/} sed -i "s/^${key}[[:space:]]*=.*/$key=$value/" "$file" fi } dev=$1 ipv6=$2 prefix_len=$3 rc_conf_file="/etc/rc.conf" if [ ! -f "$rc_conf_file" ]; then exit 1 fi # enable ipv6 sed -i -e "s/
This tutorial has given you the tools to start using thePATHvariable effectively. Not only explaining what thePATHvariable is and what it does, but also showing you how to add more directories to it. The change can be simple, but adding directories to thePATHcan make life easier and your ta...
It's good to * give them a chance of being in the same cacheline. * * Write access to present_pages at runtime should be protected by * mem_hotplug_begin/end(). Any reader who can't tolerant drift of * present_pages should get_online_mems() to get a stable value. * * Read ...
To check a single environment variable value, use the following command: printenv VARIABLE_NAME 1. TheHOMEvariable value is the home folder path: Alternatively, display the value of a variable by using theechocommand. The syntax is: the$ signal pre...
Redis是当前比较热门的NOSQL系统之一,它是一个key-value存储系统。和Memcache类似,但很大程度补偿了Memcache的不足,它支持存储的value类型相对更多,包括string、list、set、zset和hash。这些数据类型都支持push/pop、add/remove及取交集并集和差集及更丰富的操作。在此基础上,Redis支持各种不同方式的排序。 和Memcache一...
export PATH=$PATH:/home/abhishek/maven/apache-maven-3.8.0/bin Things to pay attentionhere: The $ before a variable name means you are referring to its value. PATH is the variable name, $PATH is the value of the variable PATH.
当目录服务器在联邦信息处理标准(fips)模式下运行时, k11_extractkeyvalue() 函数不可用。因此,当启用了 fips 模式时,带有基于密码的密钥派生函数2(pbkdf2)哈希密码的用户向服务器进行身份验证。有了这个更新,目录服务器使用 pk11_decrypt() 函数来获取密码哈希数据。因此,在 fips 模式下向目录服务器进行身...
path. The empty string overlay means use the normal/root filesystem. The default value is:o, which means if the absolute path/$fis opened, then first check if/$fexists, and if it doesn't, then check ifo/$fexists, in which case open that instead. Blink uses this convention to open ...
# HOME_MODE is used by useradd(8) and newusers(8) to set the mode for new # home directories. # If HOME_MODE is not set, the value of UMASK is used to create the mode. HOME_MODE 0700 将默认的八进制值(0700)替换为另一个八进制值。所选模式将用于为主目录创建...
You can add the following settings to amdPalSettings.cfg to dump the information of each pipeline: EnablePipelineDump,1 PipelineDumpDir,<dump_dir_path> PipelineDumpDir is a sub-path relative toAMDDEBUGDIRorAMDDEBUGDIRorTMPDIR or /var/tmp/, default value is "spvPipeline/". The pipeline dump...