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Using generic std::function objects with member functions in one class

...tip: member function pointer can be implicitly cast to std::function, with extra this as it's first parameter, like std::function<void(Foo*, int, int)> = &Foo::doSomethingArgs – landerlyoung Nov 25 '19 at 6:44 ...
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Why does one often see “null != variable” instead of “variable != null” in C#?

... In earlier times, people would forget the '!' (or the extra '=' for equality, which is more difficult to spot) and do an assignment instead of a comparison. putting the null in front eliminates the possibility for the bug, since null is not an l-value (I.E. it can't be assigned ...
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Download multiple files with a single action

... Why is a zip file the preferred solution? It creates an extra step for the user (unzipping). – speedplane Apr 13 '15 at 13:26 ...
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How can I put a ListView into a ScrollView without it collapsing?

... in charge of ListView for the past 2 or 3 years :) ListView does a lot of extra work to optimize the use of adapters. Trying to work around it will still cause ListView to do a lot of work a LinearLayout wouldn't have to do. I won't go into the details because there's not enough room here to explai...
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How to use if - else structure in a batch file?

...taneously. In this case you can still use IF...ELSE IF construct, but with extra parentheses to avoid uncertainty for the next ELSE condition: IF %F%==1 (IF %C%==1 ( ::copying the file c to d copy "%sourceFile1%" "%destinationFile1%" ) ) ELSE IF %F%==1 (IF %C%==0 ( ::moving the file e t...
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How do I undo “Scope to this” in Visual Studio 2012?

... you back into it. Essentially, they work as forward and back buttons. Extra: You can also right click on projects and select 'New Solution Explorer Window' to have two separate solution explorers which can browse independently (note that changing the settings on one will effect the other). ...
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Iterate an iterator by chunks (of n) in Python? [duplicate]

...ry and take much longer to run. Why do that if you don't have to? At 200K, extra temp storage makes the overall program take 3.5x longer to run than with it removed. Just that one change. So it is a pretty big deal. NumPy won't work because the iterator is a database cursor, not a list of numbers. ...
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How do you perform a left outer join using linq extension methods

... This isn't an "extra requirement" unspecified in the question, it's what a lot of people think of when they say "Left Outer Join". Also, the FirstOrDefault requirement referred to by Dherik is EF/L2SQL behavior and not L2Objects (neither of...
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How can a Metro app in Windows 8 communicate with a backend desktop app on the same machine?

... CheckNetIsolation.exe is included in winRT install, so there is nothing extra to be installed. I tried it: it works, even after package updating. As shown on: http://msdn.microsoft.com/en-us/library/windows/apps/Hh780593.aspx Here it is explained how to find out the packageID for your app: htt...
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How to @link to a Enum Value using Javadoc

... Cmd + Shift + O (on Mac) auto-adjust your imports (this means if you have extra imports not being used, they're removed, as well as adding any imports you need). share | improve this answer ...