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Can I mask an input text in a bat file?
...cripts do the job you want.
First, getpwd.cmd:
@echo off
<nul: set /p passwd=Password:
for /f "delims=" %%i in ('cscript /nologo getpwd.vbs') do set passwd=%%i
echo.
Then, getpwd.vbs:
Set oScriptPW = CreateObject("ScriptPW.Password")
strPassword = oScriptPW.GetPassword()
Wscript.StdOut.Writ...
Check Whether a User Exists
...
Why don't you simply use
grep -c '^username:' /etc/passwd
It will return 1 (since a user has max. 1 entry) if the user exists and 0 if it doesn't.
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improve this answ...
How to retrieve absolute path given relative
...adlink -e in tandem with dirname.
$(dirname $(readlink -e ../../../../etc/passwd))
yields
/etc/
And then you use dirname's sister, basename to just get
the filename
$(basename ../../../../../passwd)
yields
passwd
Put it all together..
F=../../../../../etc/passwd
echo "$(dirname $(readl...
How to check for file existence [duplicate]
...chris you are wrong true and false => false ` >> File.file?('/etc/passwd') => true >> File.file?('/etc/') => false >> File.exists?('/etc/') => true >> File.exists?('/etc/passwd') => true >> File.file?('/etc/passwd') and File.exists?('/etc/passwd')`
...
linux svn搭建配置及svn命令详解 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...面生成的文件夹conf下，进行配置, 有以下几个文件authz, passwd, svnserve.conf
其中authz 是权限控制，可以设置哪些用户可以访问哪些目录, passwd是设置用户和密码的, svnserve是设置svn相关的操作。
2 .1先设置passwd
[r...
Bash script - variable content as a command to run
...
line=$((${RANDOM} % $(wc -l < /etc/passwd)))
sed -n "${line}p" /etc/passwd
just with your file instead.
In this example I used the file /etc/password, using the special variable ${RANDOM} (about which I learned here), and the sed expression you had, only di...
What is the difference between CMD and ENTRYPOINT in a Dockerfile?
.... When using ["/bin/cat"] as entrypoint and then doing docker run img /etc/passwd, you get it, /etc/passwd is the command and is passed to the entrypoint so the end result execution is simply /bin/cat /etc/passwd.
Another example would be to have any cli as entrypoint. For instance, if you have a r...
if arguments is equal to this string, define a variable like this string
... r)
SERVER=$OPTARG
;;
p)
PASSWD=$OPTARG
;;
v)
VERBOSE=1
;;
?)
usage
exit
;;
esac
done
if [[ -z $TEST ]] || [[ -z $SERVER ]] || [[ -z $PASSWD ]]
then...
How to pipe input to a Bash while loop and preserve variables after loop ends
...r me. But now when I run while read i; do echo $i; done < <(cat /etc/passwd); echo $i It did not return last line two times. What I am doing wrong?
– Wakan Tanka
Feb 22 '15 at 19:48
...
How do I set a variable to the output of a command in Bash?
...users[uid] "%11d %7d %-20s %s\n" $uid $gid $user $home
done {list}</etc/passwd
Then
echo -n "${users[@]}"
1000 1000 user /home/user
...
65534 65534 nobody /nonexistent
and
echo ${!users[@]}
1000 ... 65534
echo -n "${users[1000]}"
1000 1000 user /h...