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Repeat command automatically in Linux
...ound. But you need to find the process id with command "ps -ef | grep your_script" then you need to kill it. So kindly add the '&' when you running the script.
# ./while_check.sh &
Here is the same loop as a script. Create file "while_check.sh" and put this in it:
#!/bin/bash
while true;...
Change SQLite database mode to read-write
...ontaining the database file is also writable to the user executing the CGI script." I think this is because the engine needs to create more files in the directory.
The whole filesystem might be read only, for example after a crash.
On Unix systems, another process can replace the whole file.
...
How can I kill a process by name instead of PID?
...d to add the -f flag too for killing a background process running a Python script.
– Mason
Aug 8 '18 at 14:03
in my ca...
Site does not exist error for a2ensite
...returns:
Error: example.com does not exist
a2ensite is simply a Perl script that only works with filenames ending .conf
Therefore, I have to rename my setting file for example.com to example.com.conf as might be achieved as follows:
mv /etc/apache2/sites-available/example.com /etc/apache2...
Get first key in a (possibly) associative array?
... not inefficient at all, feel free to use it!
Edit 2015-03-03:
Benchmark scripts have been requested, I don't have the original ones but made some new tests instead. This time I found the foreach only about twice as fast as reset/key. I used a 100-key array and ran each method a million times to g...
Appropriate hashbang for Node.js scripts
I'm trying to create a script for node.js that will work in multiple environments. Particularly for me, I'm switching back and forth between OS X and Ubuntu. In the former, Node is installed as node , but in the latter it is nodejs . At the top of my script, I can have:
...
Should programmers use SSIS, and if so, why? [closed]
...ach package looks like a bowl of multicolored spaghetti with C# and VB.NET scripts mixed in at the points where the abstractions break down. To figure out what each "Execute SQL Task" or "Foreach Loop" does, I have to double click the damned thing and browse through a tree of literal values and expr...
How do I get the path of the current executed file in Python?
...
You can't directly determine the location of the main script being executed. After all, sometimes the script didn't come from a file at all. For example, it could come from the interactive interpreter or dynamically generated code stored only in memory.
However, you can relia...
How do I update Node.js?
...
Use Node Version Manager (NVM)
It's a Bash script that lets you download and manage different versions of node. Full source code is here.
There is a separate project for nvm for Windows: github.com/coreybutler/nvm-windows
Below are the full steps to use NVM for mult...
Setting focus on an HTML input box on page load
...ibute (works in all current browsers except IE9 and below). Only call your script if it's IE9 or earlier, or an older version of other browsers.
<input type="text" name="fname" autofocus>
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