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How to turn on (literally) ALL of GCC's warnings?
... false positives.
Luc Danton provided a great example of useless warnings from -Waggregate-return that almost certainly never makes sense for C++ code.
i.e. you don't really want all warnings, you just think you do.
Go through the manual, read about them, decide which you might want to enable, tr...
“open/close” SqlConnection or keep open?
...osed when you call SqlConnection.Open. ASP.NET recycles active connections from the pool when the connection string matches a previously used connection string. The overhead involved in this is inconsequential, and additionally, trying to "do it yourself" means you have to assume all the management ...
How to enable Bootstrap tooltip on disabled button?
...ne via CSS. The "pointer-events" property is what's preventing the tooltip from appearing. You can get disabled buttons to display tooltip by overriding the "pointer-events" property set by bootstrap.
.btn.disabled {
pointer-events: auto;
}
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Homebrew’s `git` not using completion
...to the one that was modified. However, if I install a newer version of git from homebrew and I use it, that feature no longer works (meaning I press <tab> and it just “asks” me what file I want to do it on, even including the ones that have no changes).
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What is Activity.finish() method doing exactly?
...d. so it's like saying "do x = tell the system to do x". seconds thing: from your answer it sounds like there is a way I'll call finish(), and the system will decide not to call onDestroy()? is it possible?
– Tal Kanel
Jun 1 '12 at 9:27
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What is the difference between the HashMap and Map objects in Java?
...ce restricts you to only those methods unless you cast the collection back from Map to HashMap (which COMPLETELY defeats the purpose).
Often what you will do is create an object and fill it in using it's specific type (HashMap), in some kind of "create" or "initialize" method, but that method will ...
Scoping in Python 'for' loops
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I'm confused - what prevents Python from scoping for loops the same way that functions are scoped?
– chimeracoder
Aug 31 '10 at 18:15
36
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Checking if sys.argv[x] is defined
...ues for each of the values in arg_names. The second line passes the values from the args dictionary, using get to return a default value when the given argument name doesn't have an associated value in the dictionary.
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CSS, Images, JS not loading in IIS
... Aaand here we are again, being saved by the same answer, 2 years after from the last time.
– Eric Wu
Sep 6 '16 at 14:44
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Hidden features of Windows batch files
...ry specified by path.
POPD
Takes you back to the directory you "pushed" from.
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edited Apr 6 '11 at 12:49
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