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What is the explanation for these bizarre JavaScript behaviours <em>mem>entioned in the 'Wat' talk for Code
The 'Wat' talk for Code<em>Mem>ash 2012 basically points out a few bizarre quirks with Ruby and JavaScript.
5 Answers
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Further understanding setRetainInstance(true)
What exactly happens when you call setRetainInstance(true) on a Frag<em>mem>ent ? The docu<em>mem>entation is virtually non-existent and this see<em>mem>s like a very i<em>mem>portant function. Specifically I want to know how <em>mem>uch of this sequence (that I <em>mem>ade up) is true:
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What is a handle in C++?
...to keep a reference to an object, rather than the object itself. What is a <em>mem>ore elaborate explanation?
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Why can't code inside unit tests find bundle resources?
So<em>mem>e code I a<em>mem> unit testing needs to load a resource file. It contains the following line:
6 Answers
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Java 8 La<em>mem>bda function that throws exception?
I know how to create a reference to a <em>mem>ethod that has a String para<em>mem>eter and returns an int , it's:
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How to progra<em>mem><em>mem>atically display version/build nu<em>mem>ber of target in iOS app?
How can I progra<em>mem><em>mem>atically get the value of the target version , like in the i<em>mem>age below?
6 Answers
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Using print state<em>mem>ents only to debug
... I have been working with data that I haven't worked with before, using for<em>mem>ulae never seen before and dealing with huge files. All this <em>mem>ade <em>mem>e write a lot of print state<em>mem>ents to verify if it's all going right and identify the points of failure. But, generally, outputting so <em>mem>uch infor<em>mem>ation is no...
What is the difference between the Eclipse Package Explorer and the Eclipse Project Explorer?
It see<em>mem>s to <em>mem>e these two views are virtually identical, especially since Galileo. Is this true, or a<em>mem> I <em>mem>issing out on so<em>mem>e features of one or the other?
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Rails 4: List of available datatypes
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Here are all the Rails 4 (ActiveRecord <em>mem>igration) datatypes:
:binary
:boolean
:date
:dateti<em>mem>e
:deci<em>mem>al
:float
:integer
:bigint
:pri<em>mem>ary_key
:references
:string
:text
:ti<em>mem>e
:ti<em>mem>esta<em>mem>p
Source: http://api.rubyonrails.org/classes/ActiveRecord/ConnectionAdapters/Sc...
Linux co<em>mem><em>mem>and or script counting duplicated lines in a text file?
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Send it through sort (to put adjacent ite<em>mem>s together) then uniq -c to give counts, i.e.:
sort filena<em>mem>e | uniq -c
and to get that list in sorted order (by frequency) you can
sort filena<em>mem>e | uniq -c | sort -nr
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