Simply copy and paste into your own ~/.bash_aliases file if only using a few aliases, you can insert them directly into ~/.bashrc Hint: "~" refers to the home directory. Typically /home/$USER. $USER is a placeholder for username, and can also be executed in the terminal on your ...
这里的数字代表:0:stdin1:stdout2:sterr 上面的命令中,“grep init”不仅搜索“ps aux”的标准输出,而且搜索 sterr 输出。 你也可以将这些输出内容追加到一个已存在的文件中: ps aux 》 filename 你还可以分割一个较长的行: command1 | command2 | … | commandN > tempfile1 cat tempfile1 | command1...
File metadata and controls Code Blame 7 lines (6 loc) · 156 Bytes Raw #.bash_aliases # Set aliases for bash # Called by .bashrc # Aliases for maintinence alias upgradepackages='maintenence' alias updatepackages='maintenence' 1 2 3 4 5 6 7While...
.bash_profile is a file thatbashinvokes (or more technically sources) before the start of a newbashsession. In .bash_profile, we have the opportun bash git linux ide vim 转载 mb5fdcae3079e89 2019-03-14 18:00:00 433阅读 2 bashshell(bash)快捷键 ...
.bash_profileis a file that bash invokes (or more technicallysources) before the start of a new bash session. In.bash_profile, we have the opportunity to add variables, functions, and aliases to customize our bash environment and provide reusable functionality. ...
int execve(const char *filename, const char *argv[], const char *envp[]); execve只识别文件名,Bash之所以能够识别alias,是因为在调用execve之前它已经将alias展开了,这有点类似C语言的宏。alias为bash所独有,vim无法识别,类似地,其它外部命令也识别不了。这样我们就很容易理解为什么xargs、find、sudo等命令...
To make this persistent, we need to add this into one of the various files that is read when a shell session begins. Popular choices are~/.bashrcand~/.bash_profile. We just need to open the file and add the alias there: nano ~/.bashrc ...
ccd|pek|w11|w12|w13) ssh_identy_file=~/.ssh/Red5China.pem ;; sna) ssh_identy_file=~/.ssh/Red5Community.pem ;; dts) ssh_identy_file=~/.ssh/Red5DevTest.pem ;; *) ssh_identy_file=~/.ssh/Red5Community.pem ;; esac
所谓非交互式，是指使用sed只能在命令行下输入编辑命令来编辑文本，然后在屏幕上查看输出；而所谓流编辑...
ALIASES_FILE="$HOME/.bash_aliases_ctcs" if [[ $1 ]]; then grep -q "^function $1 " $ALIASES_FILE if [ $? -eq 0 ]; then sed -n '/^function '"$1"' /,/^}/p' $ALIASES_FILE else echo "function: '$1' - not found" fi else echo echo "which function do ...