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Echo newline in Bash prints literal \n
... beating their head against the wall trying to figure out why a coworker's script won't print newlines, look out for this ->
#!/bin/bash
function GET_RECORDS()
{
echo -e "starting\n the process";
}
echo $(GET_RECORDS);
As in the above, the actual running of the method may itself be wrapped...
Commenting code in Notepad++
... any code on NOTEPAD++ first we have to save and define the programming or scripting file type. Like, save the file as xml, html etc. Once the file is saved in proper format you will be able to add a comment directly using the shortcut ctrl+Q
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Using Node.JS, how do I read a JSON file into (server) memory?
...
This is a sound solution for small DevOps scripts or batch operations. You have to balance human time with performance. As far as something you can commit to memory and use quickly for these appropriate cases, this is is tops. Not every task involves Big Data™ and ...
How does bash tab completion work?
...s are installed, and as Wrikken said, /etc/bash_completion contains a bash script which is then often executed at shell startup to configure this. Additional custom completion scripts may be placed in /etc/bash_completion.d; those are all sourced from /etc/bash_completion.
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Convert pem key to ssh-rsa format
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No need for scripts or other 'tricks': openssl and ssh-keygen are enough. I'm assuming no password for the keys (which is bad).
Generate an RSA pair
All the following methods give an RSA key pair in the same format
With openssl (man ...
How do I find which program is using port 80 in Windows? [duplicate]
..., you can follow up with the
Windows Task Manager (taskmgr.exe) or run a script with a specific PID
that is using a port from the previous step. You can then use the
"tasklist" command with the specific PID that corresponds to a port in
question.
Example:
tasklist /svc /FI "PID eq 1348"
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Swapping column values in MySQL
...date z set c1 = c2, c2 = @c where if((@c := c1), true, true)
Here is the scripts:
mysql> create table z (c1 int, c2 int)
-> ;
Query OK, 0 rows affected (0.02 sec)
mysql> insert into z values(0, 1), (-1, 1), (pow(2, 31) - 1, pow(2, 31) - 2)
-> ;
Query OK, 3 rows affected (0.00...
Export Postgresql table data using pgAdmin
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it generates dump having table data script starts with COPY command not INSERT. Anyway to generate script with INSERT commands.
– Muhammad Imran Tariq
Jun 29 '12 at 7:42
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How can I delete a query string parameter in JavaScript?
... to delete a parameter from a query string in a URL string in standard JavaScript other than by using a regular expression?
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iPhone Simulator - Simulate a slow connection?
... loss, higher latencies and more dropped connections too.
Here is a handy script to configure the firewall to emulate these parameters:
http://pmilosev-notes.blogspot.com/2011/02/ios-simulator-testing-over-different.html
s...