#chesking if a directory exists if [ -e $HOME ] then echo "ok,on the directory.now to check the file" if [ -e $HOME/testing ] then echo "addending date to existing file" date >> $HOME/testing else echo "create a file" date > $HOME/testing fi else echo "sorry you do not ...
shell script error [: :需要整数表达式 shell script error [: -eq:需要一元表达式 shell script error [: ==:需要一元表达式#!/usr/bin/env bash if [[ $(command -v nvm) == nvm ]]; then echo "❌ nvm not exist, trying to re-install it ... ⏳" else echo "nvm had been installed...
jump_directory=/home/arthur # if [ -d $jump_directory ] then echo "The $jump_directory directory exists" cd $jump_directory ls else echo "The $jump_directory directory does not exist" fi 了-d测试条件来检查jump_directory变量中的目录是否存在:若存在,就使用cd命令切换到该目录并列出目录中的内...
# Check if script is run with force-interactive mode in CI if [[ -n "${CI-}" && -n "${INTERACTIVE-}" ]] then abort "Cannot run force-interactive mode in CI."fi # Check if both `INTERACTIVE` and `NONINTERACTIVE` are set ...
$ seq 1 | rush 'python unexisted_script.py' -r 1 python: can't open file 'unexisted_script.py': [Errno 2] No such file or directory [WARN] wait command: python unexisted_script.py: exit status 2 python: can't open file 'unexisted_script.py': [Errno 2] No such file or dire...
if [ -d "/some/directory" ]; then log_message "Directory exists." else log_message "Directory does not exist." && exit 1 fi log_message "Script finished." 这个脚本将日志写入文件并打印在终端,帮助你记录脚本的执行情况。 3.3 定时任务和Cron 结合cron,你可以定期运行Shell脚本,实现自动化。例如,...
tar.gz cd redis-5.0.7 install GCC if not exists yum install -y gcc-c++ make MALLOC=libc install echo "" echo "Redis Server Installation Finished!"fi 通过if[!-f"/usr/local/bin/redis-server"] 判断server 程序是否存在,若存在则认为 Redis 已安装。 采用源码编译的方式安装 Redis,已指定 5.0....
After creating a shell script and setting its permissions, you can run it by placing the script file in one of the directories in your command path and then running the script name on the command line. You can also run ./script if the script is located in your current working directory,...
# ScriptAlias /cgi-bin/ "/var/www/cgi-bin/" </IfModule> # # "/var/www/cgi-bin" should be changed to whatever your ScriptAliased # CGI directory exists, if you have that configured. # <Directory "/var/www/cgi-bin"> AllowOverride None Options None Require all granted </Directory> <...
directory from FILE, if it exists --exclude-ignore-recursive=FILE read exclude patterns for each directory and its subdirectories from FILE, if it exists --exclude-tag=FILE 除 FILE 自身外,排除包含 FILE 的目录中的内容 --exclude-tag-all=FILE 排除包含 FILE 的目录 --exclude-tag-under=FILE ...