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No == operator found while comparing structs in C++
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@Xeo: memcmp fails with non-POD members (like std::string) and padded structures.
– fredoverflow
Apr 21 '11 at 8:07
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Is there any way to git checkout previous branch?
...ing equivalent (get reflog and filter it to lines containing ": checkout:" string and then extract branch name). This is actually what git does
– Mariusz Pawelski
Nov 4 '18 at 0:46
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Can I find out the return value before returning while debugging in Eclipse?
... the parent class and do my debugging in the wrapper/child class. It takes extra work though.
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Why do we copy then move?
...vided a viable move constructor exists) rather than being copied. And std::string does have a move constructor.
Unlike in C++03, in C++11 it is often idiomatic to take parameters by value, for the reasons I am going to explain below. Also see this Q&A on StackOverflow for a more general set of ...
PHP Warning: PHP Startup: Unable to load dynamic library
...the php.ini file:
extension_dir = "\xampp\php\ext"
browscap = "\xampp\php\extras\browscap.ini"
to
extension_dir = "e:\xampp\php\ext"
browscap = "e:\xampp\php\extras\browscap.ini"
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How to properly create an SVN tag from trunk?
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files copied does not spend any extra space
– Carlos
Jul 25 '12 at 7:33
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Compare equality between two objects in NUnit
...t seems to work out great. The test runner results info will show the JSON string comparison (the object graph) included so you see directly what's wrong.
Also note! If you have bigger complex objects and just want to compare parts of them you can (use LINQ for sequence data) create anonymous object...
Rails: how do I validate that something is a boolean?
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This does not work, as any string eg, "foo" will be converted into true.
– Ka Mok
Jun 4 '18 at 22:55
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Are foreign keys really necessary in a database design?
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That's a horrible answer FKs genaerally can add extra overhead not improve performance.
– Agile Jedi
Feb 13 '15 at 18:42
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How do you convert an entire directory with ffmpeg?
...you could use Bash parameter substitution if you would like to replace the string "x265" with "x264" if you're transcoding from H.265 to H.264 which is a common use case. for f in *.mkv; do ffmpeg -i "$f" -map 0 -movflags faststart -c:v libx264 -c:a copy -c:s copy "${f/x265/x264}"; done
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