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IPC performance: Named Pipe vs Socket
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Thanks for the detailed benchmarking. Do you mean "multiprocessing.Queue" with "Message Queue"?
– ovunccetin
Nov 7 '19 at 14:29
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Fastest way to find second (third…) highest/lowest value in vector or column
...x, decreasing = T)[5]]
)
Unit: microseconds
expr min lq mean median uq max neval
Rfast 160.364 179.607 202.8024 194.575 210.1830 351.517 100
maxN 396.419 423.360 559.2707 446.452 487.0775 4949.452 100
order 1288.466 1343.417 1746.7627 1433.221 1...
Switch statement fallthrough in C#?
...re the language expresses the intention of the programmer, rather than the means taken to that end, the more understandable the program both when writing and during maintenance.
Now, switch could always have been compiled by converting it into the equivalent chain of if-else blocks or similar, but i...
What are free monads?
...is responsible for doing something with those nested contexts, so that the meaning of such a composition can be deferred until after the monadic value has been created.
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Does MySQL index foreign key columns automatically?
... the current docs, there is just a slight change in the text (I assume the meaning is similar): InnoDB permits a foreign key to reference any index column or group of columns. However, in the referenced table, there must be an index where the referenced columns are the first columns in the same orde...
How can you speed up Eclipse?
...re bundled plugins, but still the trend is obvious. (by "same" workspace I mean: same (additionally installed) plugins used, same projects checked out from version control).
Launching it with the latest JDK (Java 14 at the time of writing, which does not prevent you to compile in your Eclipse proj...
What represents a double in sql server?
...r if you want to go old-school:
real
You can also use float(53), but it means the same thing as float.
("real" is equivalent to float(24), not float/float(53).)
The decimal(x,y) SQL Server type is for when you want exact decimal numbers rather than floating point (which can be approximations). ...
Unable to load DLL (Module could not be found HRESULT: 0x8007007E)
...load a C++ DLL compiled for Debug. That needs the C++ debug runtime, which means you have to install Visual Studio. Or recompile the DLL for Release, and install the C++ runtime distributable.
– RenniePet
Apr 29 '14 at 0:50
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Why do we usually use || over |? What is the difference?
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Also remember that && and || mean a branch instruction at the machine code level (remember branches can cause branch mispredictions), so if you are super-pedantic about performance only use them when they are actually required (foo != null && foo...
Singular or plural controller and helper names in Rails
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still has singular CreditCard here: guides.rubyonrails.org/command_line.html#rails-generate
– rcrogers
Mar 5 '14 at 19:27
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