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How can I output the value of an enum class in C++11
...this question you can just use the cast technique method above and simply call "static_cast<int>(value)" to get the integer or "static_cast<A>(intValue)" to get an enum value. Just bear in mind that going from int to enum or enum to enum can cause issues and generally is generally a sign...
Reloading module giving NameError: name 'reload' is not defined
...ange class definitions, existing objects will still have the old type. Finally, some modules run code at import time that isn't designed to run twice. So it is better to avoid reloading, but frequently very convenient.
– Evan
Jul 10 '17 at 20:03
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Correct way to load a Nib for a UIView subclass
...ndle] loadNibNamed:@"TopArea" owner:self options:nil].firstObject;
}
Normally, in the TopArea.xib, you would click on File Owner and set the file owner to YourClass. Then actually in YourClass.h you would have IBOutlet properties. In TopArea.xib, you can drag controls to those outlets.
Don't forg...
How to change line width in IntelliJ (from 120 character)
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I also like the "Wrap on typing" option. It does all the alignment for me.
– Zajo
Jan 3 '18 at 15:35
3
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How to make connection to Postgres via Node.js
I find myself trying to create a postgres database, so I installed postgres and started a server with initdb /usr/local/pgsql/data , then I started that instance with postgres -D /usr/local/pgsql/data now how can I interact with this through node? For example, what would the connectionstring be...
SQL Group By with an Order By
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In all versions of MySQL, simply alias the aggregate in the SELECT list, and order by the alias:
SELECT COUNT(id) AS theCount, `Tag` from `images-tags`
GROUP BY `Tag`
ORDER BY theCount DESC
LIMIT 20
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How many double numbers are there between 0.0 and 1.0?
...st to note, when I wrote 100 to 100.1 I miswrote. I meant 100 to 101. Basically, between N and N+1 for arbitrary N.
– polygenelubricants
Jun 5 '10 at 3:15
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UITableView, Separator color where to set?
...ve added a UITableView in IB and set the "delegate" and "datasource" and all is working well. What I wanted to do next was change the separator color, but the only way I could find to do this was to add the method to one of the delegate callbacks, is there a better place I should put this?
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Difference between scaling horizontally and vertically for databases [closed]
...ses and scalability is one of them. What is the difference between horizontally and vertically scaling these databases?
10 ...
How to prevent SIGPIPEs (or handle them properly)
I have a small server program that accepts connections on a TCP or local UNIX socket, reads a simple command and, depending on the command, sends a reply. The problem is that the client may have no interest in the answer sometimes and exits early, so writing to that socket will cause a SIGPIPE and m...