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How to create a GUID/UUID using iOS
...ns the Unique ID of your iPhone.
EDIT: -[UIDevice uniqueIdentifier] is now deprecated and apps are being rejected from the App Store for using it. The method below is now the preferred approach.
If you need to create several UUID, just use this method (with ARC):
+ (NSString *)GetUUID
{
CFU...
How to get nice formatting in the Rails console
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Its now YAML::ENGINE.yamler = 'psych'
– jumpa
Dec 5 '13 at 5:53
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For loop for HTMLCollection elements
...rties of the object):
0
1
2
item
namedItem
@@iterator
length
Hopefully, now you can see why you want to use for (var i = 0; i < list.length; i++) instead so you just get 0, 1 and 2 in your iteration.
Following below is an evolution of how browsers have evolved through the time period 2015-2...
fastest (low latency) method for Inter Process Communication between Java and C/C++
...th taskset:
TCP - 25 microseconds
Named pipes - 15 microseconds
Now explicitly specifying core masks, like taskset 1 java Srv or taskset 2 java Cli:
TCP, same cores: 30 microseconds
TCP, explicit different cores: 22 microseconds
Named pipes, same core: ...
Are booleans as method arguments unacceptable? [closed]
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Enums also allow for future modifications, where you now want a third choice (or more).
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How to create a simple map using JavaScript/JQuery [duplicate]
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This answer is now out of date as Map does exist now (yay!), read the following: developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/…
– basickarl
Jul 25 '16 at 1:29
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How can I overwrite a getter method in an ActiveRecord model?
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Well. I just saw the doco. Now if I call name on the model object, which one will be called -name_with_override or name_without_override ?
– Arup Rakshit
May 19 '15 at 9:29
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Reusing output from last command in Bash
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f() { bash -c "$BASH_COMMAND" >& /tmp/out.log; }
trap 'f' DEBUG
Now most recently executed command's stdout and stderr will be available in /tmp/out.log
Only downside is that it will execute a command twice: once to redirect output and error to /tmp/out.log and once normally. Probably th...
Allowed memory size of 33554432 bytes exhausted (tried to allocate 43148176 bytes) in php
...emory at any random time during code execution. This had the upside of me now having the world's most memory efficient code, created in the hunt for a memory leak.
– Kris Selbekk
Oct 15 '13 at 18:13
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How to solve Operator '!=' cannot be applied to operands of type 'T' and 'T' [duplicate]
...os: Yeah I wonder how many people are using the wrong method in their code now...
– user541686
Oct 21 '13 at 21:14
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