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Is modern C++ becoming more prevalent? [closed]
...ak of is clearly visible there: the older code is often "C with classes" - raw pointers, char* strings and use of associated C functions, arrays etc; newer code uses ATL smart pointers and such to manage resources, but still sticks to hand-coded loops most of the time, and iterator is a rare sight; ...
What is the fundamental difference between WebSockets and pure TCP?
...easier to send messages over the wire via the Application Layer instead of raw bytes at the Transport Layer.
Underlying WebSockets is TCP, it's just abstracted away for simplicity.
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Capturing Groups From a Grep RegEx
...cregrep doesn't seem to understand the digit after the -o: "Unknown option letter '1' in "-o1". Also no mention of that functionaliy when looking at pcregrep --help
– Peter Herdenborg
Mar 25 '15 at 9:10
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How large should my recv buffer be when calling recv in the socket library
...e buffer following the partial message. You shouldn't use strstr() on the raw buffer filled by recv() - there's no guarantee that it contains a nul-terminator, so it might cause strstr() to crash.
– caf
May 20 '10 at 21:46
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Why have header files and .cpp files? [closed]
...ge about the other CPP files (or even libraries), unless fed to it through raw declaration or header inclusion. The CPP file is usually compiled into a .OBJ or a .O "object" file.
The second is the linking together of all the "object" files, and thus, the creation of the final binary file (either a ...
Switch case with fallthrough?
... and C='abra'
[Aa]'bra')
do_mysterious_things
;;
# will match all letter cases at any char like `abra`, `ABRA` or `AbRa`
[Aa][Bb][Rr][Aa])
do_wild_mysterious_things
;;
esac
But abra didn't hit anytime because it will be matched by the first case.
If needed, you can omit ;; in t...
Why prefer two's complement over sign-and-magnitude for signed numbers?
... signed or unsigned integer or a double or a string or something else. The raw data is whatever type you choose to interpret it as.
– Welbog
Jul 2 '15 at 19:23
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Code for decoding/encoding a modified base64 URL
...ion that worked for me when parsing a message in the GMail API v1 (Message.Raw)
– HeyZiko
Apr 18 '15 at 18:22
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Regular expression for exact match of a string
...wo whole strings are exactly the same. Also, \w matches digits as well as letters, so [\w\d] is redundant.
– Alan Moore
Apr 17 '14 at 2:54
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Encapsulation vs Abstraction?
...ils of transmitting bits over a network. If you go down all the way to the raw silicon, the people who designed your CPU did so using circuit diagrams written in terms of "diodes" and "transistors", which are abstractions of how electrons travel through semiconductor crystals.
In software, everythi...