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What does the slash mean in help() output?
...aracter.
Then his proposal won.
Heh. If that's true, my '/' proposal wins:
def foo(pos_only, /, pos_or_kw, *, kw_only): ...
I think the very relevant document covering this is PEP 570.
Where recap section looks nice.
Recap
The use case will determine which parameters to use in ...
How do I choose between Semaphore and SemaphoreSlim?
...states that the SemaphoreSlim is a lightweight alternative and doesn't use Windows Kernel semaphores. This resource states that the SemaphoreSlim is much faster. In what situations does the SemaphoreSlim make more sense over the Semaphore and vice versa?
...
Loop through files in a directory using PowerShell
How can I change the following code to look at all the .log files in the directory and not just the one file?
4 Answers
...
Google Guice vs. PicoContainer for Dependency Injection
...n't also efficient.)
Pico's tiny size and lack of dependencies is a MAJOR win which shouldn't be understated. How many megs do you need to download to use Spring now? It's a kludgy-mess of huge jar files, with all it's dependencies. Intuitively thinking, such an efficient and "small" solution shoul...
Coding in Other (Spoken) Languages
...velopers are obliged to code in the French language this leads to the following travesty:
interface Foo {
Color getCouleur();
void setCouleur(Color couleur);
}
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Apache Prefork vs Worker MPM
... system unless a different one is choosen at compile-time (for instance on Windows mpm_winnt is used by default). Here's the list of operating systems and their default MPMs:
BeOS beos
Netware mpm_netware
OS/2 mpmt_os2
Unix/Linux prefork (update for Apache version ≥ 2.4: prefork, worker, or...
Advantages of stateless programming?
... of interactions it can have with the rest of the program.
That's the big win from 'immutability' IMO. In an ideal world, we'd all design terrific APIs and even when things were mutable, effects would be local and well-documented and 'unexpected' interactions would be kept to a minimum. In the re...
What are conventions for filenames in Go?
...do if I want to build for unix and others. E.g. I can make two files file_windows.go and file_others.go. It works fine. But for file_unix.go and file_others.go it does'n' work. I don't want to create eight files darwin freebsg linux openbsd netbsd dragonfly solaris android.
– ...
IN vs OR in the SQL WHERE Clause
...
I assume you want to know the performance difference between the following:
WHERE foo IN ('a', 'b', 'c')
WHERE foo = 'a' OR foo = 'b' OR foo = 'c'
According to the manual for MySQL if the values are constant IN sorts the list and then uses a binary search. I would imagine that OR evaluates t...
How to override equals method in Java
...
The winning answer on this question has an excellent explanation of why you override hashCode() stackoverflow.com/a/27609/1992108
– Pegasaurus
Apr 12 '18 at 16:16
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