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Why is unsigned integer overflow defined behavior but signed integer overflow isn't?
Unsigned integer overflow is well defined by both the C and C++ standards. For example, the C99 standard ( §6.2.5/9 ) states
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How do I find duplicate values in a table in Oracle?
...the duplicate values for a given column and the count of their occurrences in an Oracle database table?
13 Answers
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__proto__ VS. prototype in JavaScript
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__proto__ is the actual object that is used in the lookup chain to resolve methods, etc. prototype is the object that is used to build __proto__ when you create an object with new:
( new Foo ).__proto__ === Foo.prototype;
( new Foo ).prototype === undefined;
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Changing overflow icon in the action bar
Is it possible to change the overflow icon in the action bar? I have blue icons for all ActionBar items and I also want to change the overflow icon when it appears.
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Could not load NIB in bundle
I am trying to integrate Janrain Engage as custom module with Appcelerator Titanium. I have created a sample module and dragged the JREngage folder to the sample module xcodeproj as indicated in the Jainrain's documentation.
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Concatenating multiple text files into a single file in Bash
What is the quickest and most pragmatic way to combine all *.txt file in a directory into one large text file?
12 Answers
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When to use -retainCount?
I would like to know in what situation did you use -retainCount so far, and eventually the problems that can happen using it.
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Is it bad practice to use Reflection in Unit testing? [duplicate]
During the last years I always thought that in Java, Reflection is widely used during Unit testing. Since some of the variables/methods which have to be checked are private, it is somehow necessary to read the values of them. I always thought that the Reflection API is also used for this purpose.
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How to iterate over the keys and values in an object in CoffeeScript?
I have an object (an "associate array" so to say - also known as a plain JavaScript object):
4 Answers
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How do I revert an SVN commit?
...rk, but
svn merge -r UPREV:LOWREV . undo range
svn merge -c -REV . undo single revision
in this syntax - if current dir is WC and (as in must done after every merge) you'll commit results
Do you want to see logs?
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