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socket.io rooms or namespacing?
...s and rooms is the following:
Namespaces: are managed in the frontend meaning the user, or an attacker, joins through the frontend and the joining and disconnecting is managed here.
Rooms: are managed in the backend, meaning the server assigns joining and leaving rooms.
The difference is mainly...
Step out of current function with GDB
...miliar with the Shift + F11 hotkey , which steps out of a function, meaning it continues execution of the current function until it returns to its caller, at which point it stops.
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WCF vs ASP.NET Web API [closed]
... answered May 2 '13 at 18:20
Manish JainManish Jain
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The transaction log for the database is full
...called) and items stored in the transaction log. This has the effect of cleaning out your transaction log periodically, thus preventing problems like the one described.
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Where do I find the bashrc file on Mac?
...bashrc' ... the system wide bashrc was not hidden .bashrc. to manipulate it I had to 'sudo vi bashrc' to exit after editing: :wq! ... full command 'cd /etc/; sudo vi bashrc'
– Michael Dimmitt
Feb 4 '17 at 16:05
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Sample random rows in dataframe
I am struggling to find the appropriate function that would return a specified number of rows picked up randomly without replacement from a data frame in R language? Can anyone help me out?
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Tick symbol in HTML/XHTML
We need to display a tick symbol (✓ or ✔) within an internal web app and would ideally like to avoid using an image.
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Can't subtract offset-naive and offset-aware datetimes
I have a timezone aware timestamptz field in PostgreSQL. When I pull data from the table, I then want to subtract the time right now so I can get it's age.
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CSS strikethrough different color from text?
...e also W3.org). The recommended approach is to use <del> if a true meaning of deletion is intended, or otherwise to use an <s> element or style with text-decoration CSS as in the first example here.)
To make the strikethrough appear for a:hover, an explicit stylesheet (declared or refer...
MySQL load NULL values from CSV data
I have a file that can contain from 3 to 4 columns of numerical values which are separated by comma. Empty fields are defined with the exception when they are at the end of the row:
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