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Best practices when running Node.js with port 80 (Ubuntu / Linode) [closed]
...You don't need sudo in /etc/rc.local because the commands there are run as root when the system boots.
Logs
Use the forever module to launch your Node.js with. It will make sure that it restarts if it ever crashes and it will redirect console logs to a file.
Launch on Boot
Add your Node.js start sc...
How do you attach and detach from Docker's process?
...l+p + Ctrl+q to quit the container:
# docker exec -it 91262536f7c9 bash
root@91262536f7c9:/# ps -aux
USER PID %CPU %MEM VSZ RSS TTY STAT START TIME COMMAND
root 1 0.0 0.0 18160 1908 ? Ss+ 04:03 0:00 /bin/bash
root 15 0.0 0.0 18164 1892 ? S...
How do I create a crontab through a script
...moving existing crontab entries and also I needed to use a different user (root) so I used the following to maintain the existing entries: echo -e "$(sudo crontab -u root -l)\n* * * * * echo hello > /home/danny/temp.log 2>&1" | sudo crontab -u root - Hopefully this helps someone
...
Passing current scope to an AngularJS Service
... promises.
To provoke the $apply, you don't need the scope, you can call $rootScope.$apply, as there is no difference calling it in a specific scope or in the root.
Regarding the variable reading, it would be better if you received parameters. But you could also read it from a scope as an object p...
Where does npm install packages?
...y. It will then typically be found in /usr/local/lib/node_modules (Use npm root -g to check where.)
npm install pm2 - pm2 will be installed locally. It will then typically be found in the local directory in /node_modules
sh...
T-SQL: Selecting rows to delete via joins
...
In MySQL you would get an error "Unknown table 'TableA' in MULTI DELETE" and that is because you declared an alias for TableA (a). Small adjustment: DELETE a FROM TableA a INNER JOIN TableB b on b.Bid = a.Bid and [my filter cond...
Check to see if python script is running
...
This works BEAUTIFULLY. It just has to be run as root in order to run on Ubuntu. +1
– Jimmy
Oct 31 '15 at 14:57
11
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Best way to synchronize local HTML5 DB (WebSQL Storage, SQLite) with a server (2 way sync) [closed]
...ains a JS library to synchronize the local HTML5 SQLite DB to a server DB (MySQL or other) :
http://quickconnect.pbworks.com/Using-Enterprise-Synchronization
To use this lib, you need to use the DataAccessObject of the framework to access your DB. It works by storing all the SQL request applied t...
Set Background color programmatically [duplicate]
...ry to use following code
View someView = findViewById(R.id.screen);
View root = someView.getRootView();
root.setBackgroundColor(getResources().getColor(color.white));
Edit::
getResources.getColor() is deprecated so, use like below
root.setBackgroundColor(ContextCompat.getColor(this, R.color....
How to find where gem files are installed
...shims
- /Users/ttm/.rbenv/bin
- /Users/ttm/bin
- /usr/local/mysql-5.6.12-osx10.7-x86_64/bin
- /Users/ttm/libsmi/bin
- /usr/local/bin
- /usr/bin
- /bin
- /usr/sbin
- /sbin
- /usr/local/bin
Notice the two sections for:
INSTALLATION DIRECTORY
GEM PA...