On OSX sed (BSD) sed requires an extension after -i option. Since it is finding -e afterwards it is adding -e to each input filename. btw you don’t even need -e option here. You can pass an empty extension like this: sed -i ” ‘s/foo/bar/g’ $file Or use .bak for an extension to save original … Read more
If you’re not bound to curl, you might want to use wget in recursive mode but restricting it to one level of recursion, try the following; wget –no-verbose –no-parent –recursive –level=1 \ –no-directories –user=login –password=pass ftp://ftp.myftpsite.com/ –no-parent : Do not ever ascend to the parent directory when retrieving recursively. –level=depth : Specify recursion maximum depth … Read more
The parameter you give to the sqlite3 program is the database file name. To execute commands from a file, you must redirect the input to that file: $ sqlite3 mydatabase.db < SQLTableTransfer or tell it to read from that file: $ sqlite3 mydatabase.db “.read SQLTableTransfer”
In the example PWD= /bin/pwd, the variable PWD is set to the empty string before executing the command /bin/pwd. The change only takes effect for that line. This can be useful to make a temporary change to a variable for the purposes of running a command, without affecting the original value. Another example of this … Read more
The man page of rm says: -r, -R, –recursive remove directories and their contents recursively This means the flag -r is expecting a directory. But *.xml is not a directory. If you want to remove the all .xml files from current directory recursively below is the command: find . -name “*.xml” -type f|xargs rm -f
In my openvpn.conf: … askpass /etc/openvpn/jdoe.pass <<< new line here ca /etc/openvpn/jdoe_ca.crt cert /etc/openvpn/jdoe.crt key /etc/openvpn/jdoe.key … The file /etc/openvpn/jdoe.pass just contains the password. You can chmod this file to 600. This method save my life… 😉 Ubuntu 12.04.4 LTS OpenVPN 2.2.1 x86_64-linux-gnu [SSL] [LZO2] [EPOLL] [PKCS11] [eurephia] [MH] [PF_INET6] [IPv6 payload 20110424-2 (2.2RC2)] built … Read more
If you are on the first line, pressing (upper case) J will join that line and the next line together, removing the newline. You can also combine this with a count, so pressing 3J will combine all 3 lines together.
Use utility file, sample usage: $ file /bin/bash /bin/bash: Mach-O universal binary with 2 architectures /bin/bash (for architecture x86_64): Mach-O 64-bit executable x86_64 /bin/bash (for architecture i386): Mach-O executable i386 $ file /etc/passwd /etc/passwd: ASCII English text $ file code.c code.c: ASCII c program text file manual page
It means you’ve executed a line of code with only one double-quote character, like this: echo “Hello The shell is waiting for the other quote.