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How to manually expand a special variable (ex: ~ tilde) in bash
...${username#"~"}
IFS=: read -r _ _ _ _ _ homedir _ < <(getent passwd "$username")
if [[ $path = */* ]]; then
path=${homedir}/${path#*/}
else
path=$homedir
fi
;;
esac
resultPathElements+=( "$path" )
done
local result
print...
In Windows cmd, how do I prompt for user input and use the result in another command?
...ping? Like if you wanted to do a: set /p id=Enter ID:\r\n set /p pw=Enter Passwd: and didn't want the password text to show in the window, let alone, show in the "DosKey" command buffer? I've tried several different ways, and haven't been able to find a way to do this, outside of writing a little ...
REDHAT 6.4 X64下ORACLE 11GR2静默安装 - 数据库(内核) - 清泛网 - 专注C/C++及内核技术
...oinstall
#groupadd -g 5001 dba
# useradd -m -g oinstall -G dba oracle
# passwd oracle
7、配置oracle 用户的环境变量
其实安装的时候有很多变量，很多是并不是必须的，以上四个是必须的。
7.1创建文件夹
创建Oracle安装文件夹以及数据存放...
python-pandas and databases like mysql
...SQLdb.connect(host='myhost',
port=3306,user='myusername', passwd='mypassword',
db='information_schema')
df_mysql = pd.read_sql('select * from VIEWS;', con=mysql_cn)
print 'loaded dataframe from MySQL. records:', len(df_mysql)
mysql_cn.close()
...
How do I avoid the specification of the username and password at every git push?
... I ran step 1 and step 2 on ubuntu but it still asks me for u_id passwd. I also ran: ssh -T git@github.com. Still the same. What to do?
– Radhika
Jan 7 '15 at 7:24
4
...
PHP + MySQL transactions examples
...s";
$member_name = "EleventyOne";
$conn = new mysqli($db_host,$db_user,$db_passwd,$db_name); // error-check this
// note: this is meant for InnoDB tables. won't work with MyISAM tables.
try {
$conn->autocommit(FALSE); // i.e., start transaction
// assume that the TABLE groups has an a...
SQL injection that gets around mysql_real_escape_string()
...l example is DROP TABLE, in practice the attacker is more likely to SELECT passwd FROM users. In the latter case, the second query is usually executed by use of a UNION clause.
– Jacco
May 21 '12 at 9:47
...
Catching an exception while using a Python 'with' statement
...nally:
f.close()
Used as follows:
with opened_w_error("/etc/passwd", "a") as (f, err):
if err:
print "IOError:", err
else:
f.write("guido::0:0::/:/bin/sh\n")
share
|
...
What is LDAP used for?
...ntain by network administrators. For example you can:
use the same login/passwd to login on an Intranet and on your local computer.
give specific permissions to a group of user. For example some could access some specific page of your Intranet, or some specific directories on a shared drive.
get a...
Permission denied on accessing host directory in Docker
...s script is:
# update the uid
if [ -n "$opt_u" ]; then
OLD_UID=$(getent passwd "${opt_u}" | cut -f3 -d:)
NEW_UID=$(stat -c "%u" "$1")
if [ "$OLD_UID" != "$NEW_UID" ]; then
echo "Changing UID of $opt_u from $OLD_UID to $NEW_UID"
usermod -u "$NEW_UID" -o "$opt_u"
if [ -n "$opt_r" ];...