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How to check what version of jQuery is loaded?
...0.0":
console.log(window.jQuery.fn.jquery);
}
This method is used by http://html5boilerplate.com and others.
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@property retain, assign, copy, nonatomic in Objective-C
As someone that's new to Objective-C can someone give me an overview of the retain, assign, copy and any others I'm missing, that follow the @property directive? What are they doing and why would I want to use one over another?
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Is there a way for multiple processes to share a listening socket?
...ix domain socket and use libancillary to send over the descriptor.
See:
https://www.linuxquestions.org/questions/programming-9/how-to-share-socket-between-processes-289978/
For creating AF_UNIX Sockets:
http://docs.sun.com/app/docs/doc/817-4415/portmapper-51908?a=view
For example code:
ht...
How do you reset the stored credentials in 'git credential-osxkeychain'?
...s)
$ git credential-osxkeychain erase ⏎
host=github.com ⏎
protocol=https ⏎
⏎
⏎
NOTE: after you enter “protocol=https” above you need to press ~~RETURN~~ TWICE (Each '⏎' is equivalent to a 'press enter/return' )
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Convert JsonNode into POJO
... MySessionClass.class);
Here's the official documentation for that call: http://jackson.codehaus.org/1.7.9/javadoc/org/codehaus/jackson/map/ObjectMapper.html#readValue(java.lang.String, java.lang.Class)
You can also define a custom deserializer when you instantiate the ObjectMapper:
http://wiki.f...
Any reason not to use '+' to concatenate two strings?
A common antipattern in Python is to concatenate a sequence of strings using + in a loop. This is bad because the Python interpreter has to create a new string object for each iteration, and it ends up taking quadratic time. (Recent versions of CPython can apparently optimize this in some cases, b...
Why is the minimalist, example Haskell quicksort not a “true” quicksort?
Haskell's website introduces a very attractive 5-line quicksort function , as seen below.
11 Answers
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How to pass a function as a parameter in Java? [duplicate]
In Java, how can one pass a function as an argument of another function?
8 Answers
8
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Thread Safety in Python's dictionary
...a lock here will add almost no overhead, and will give you peace of mind.
http://effbot.org/pyfaq/what-kinds-of-global-value-mutation-are-thread-safe.htm has more details.
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What are the applications of binary trees?
...multimap, set, and multiset.
Example code for an AVL tree can be found at http://ideone.com/MheW8
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