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How do iOS Push Notifications work?
...e those notifications. Each device establishes an accredited and encrypted IP connection with the service and receives notifications over this persistent connection. Providers connect with APNs through a persistent and secure channel while monitoring incoming data intended for their client applicati...
Passing parameters to addTarget:action:forControlEvents
I am using addTarget:action:forControlEvents like this:
13 Answers
13
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Where does npm install packages?
...edited Apr 20 at 19:57
Jean-François Fabre♦
122k1111 gold badges9797 silver badges156156 bronze badges
answered Jun 18 '14 at 21:31
...
List of Rails Model Types
...stgreSQL, you can take advantage of these:
:hstore
:array
:cidr_address
:ip_address
:mac_address
For UI mapping (Model scaffold data type -> HTML), the next image has all the basic field types:
share
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Call to undefined method mysqli_stmt::get_result
Here's my code:
10 Answers
10
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Logical operators (“and”, “or”) in DOS batch
...ed Mar 18 '19 at 20:19
Jean-François Fabre♦
122k1111 gold badges9797 silver badges156156 bronze badges
answered Jul 23 '12 at 3:50
...
How can I propagate exceptions between threads?
....microsoft.com/en-us/library/dd293602.aspx.
– Johan Råde
Jan 9 '12 at 8:06
7
It is also supporte...
Best practices for adding .gitignore file for Python projects? [closed]
....po files compiled on server separately ?
– Ekin Ertaç
Mar 14 '16 at 12:07
5
.mo files are the m...
Different between parseInt() and valueOf() in java?
... stackoverflow.com/questions/29633158/…
– Jean-François Savard
Jul 30 '15 at 19:57
...
How to get the instance id from within an ec2 instance?
...ce-id
If you need programatic access to the instance ID from within a script,
die() { status=$1; shift; echo "FATAL: $*"; exit $status; }
EC2_INSTANCE_ID="`wget -q -O - http://169.254.169.254/latest/meta-data/instance-id || die \"wget instance-id has failed: $?\"`"
An example of a more advanced...