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Constructor in an Interface?
...o call both interface constructors when constructing an instance. In other words: In my example, the instance has both a name and a list, so each instance needs to instantiate both the name and the list.
– daniel kullmann
Apr 8 '19 at 15:59
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How can I unstage my files again after making a local commit?
... reset --soft didn't work, but git reset HEAD^ did
– wordsforthewise
Oct 4 '16 at 19:21
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Difference between static class and singleton pattern?
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@Goran I was initially very confused by your wording. You said "you cannot call static methods on an instance". I read that as "if you have a reference to an instantiated object, you cannot call any static methods it may have." That is of course, incorrect. After readin...
Java Desktop application: SWT vs. Swing [closed]
...seful components that can be pulled out and used independently.
One other word of advice, look into different layout managers. They tripped me up for a long time when I was learning. Some of the best aren't even in the standard library. The MigLayout (for both Swing and SWT) and JGoodies Forms tool...
What is the id( ) function used for?
...int));
*arr[2] = 3;
printf("%p %p %p", arr[0], arr[1], arr[2]);
In other words, you are printing the address from the reference and not an address relative to where your list is stored.
In my case, I have found the id() function handy for creating opaque handles to return to C code when calling p...
Best documentation for Boost:asio?
...entation, the one available in boost, is minimalist but very precise, each word is significant. That said,I have learned asio (and continue to learn) mainly from SO.
In my opinion, the answer to 'Confused when boost::asio::io_service run method blocks/unblocks' is the very first step, read an rea...
Compile Views in ASP.NET MVC
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From the readme word doc for RC1 (not indexed by google)
ASP.NET Compiler Post-Build Step
Currently, errors within a view file are not detected until run time. To let you detect these errors at compile time, ASP.NET MVC projects now includ...
How can I join elements of an array in Bash?
...double quoting. The content of IFS is used 'on input' as a declaration of word-separator characters - so you'll always get an empty line without quotes.
– martin clayton
Oct 6 '09 at 21:52
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How to extract numbers from a string in Python?
...s would also match 42 from bla42bla. If you only want numbers delimited by word boundaries (space, period, comma), you can use \b :
>>> re.findall(r'\b\d+\b', 'he33llo 42 I\'m a 32 string 30')
['42', '32', '30']
To end up with a list of numbers instead of a list of strings:
>>>...
Go Error Handling Techniques [closed]
...this is the style seen all over the standard libraries in Golang. In other words, Go authors write error handling in this way.
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