大约有 2,000 项符合查询结果（耗时：0.0300秒） [XML]
In Scala how do I remove duplicates from a list?
...come others to submit better implementations.)
List size 1e7, random 0 to 1e6
------------------------------
distinct : 4562.2277ms
distinctOnSorted : 201.9462ms
distinctOnSortedMut1: 4399.7055ms
distinctOnSortedMut2: 246.099ms
distinctOnSortedMut3: 344.0758ms
distinctOnSortedMut4: 247...
How to move screen without moving cursor in Vim?
...line
Ctrl-e Moves screen down one line
Ctrl-u Moves cursor & screen up ½ page
Ctrl-d Moves cursor & screen down ½ page
Ctrl-b Moves screen up one page, cursor to last line
Ctrl-f Moves screen down one page, cursor to first line
Ctrl-y and Ctrl-e only change the cursor position if it woul...
Git: list only “untracked” files (also, custom commands)
... It also lists modified files.
– Frank-Rene Schäfer
Nov 2 '18 at 12:22
1
nice, but I get i...
How to select a CRAN mirror in R
.../kb/HT5293?viewlocale=en_US&locale=en_US
– Jere Käpyaho
Mar 25 '14 at 11:39
The problem is likely that the window...
Is there a method that calculates a factorial in Java?
... now, atm use CombinatoricsUtils.factorial
– Victor Häggqvist
May 23 '14 at 16:22
...
Check if a key exists inside a json object
...nger_id":"59b64a2ad328b62e41f9050d",
"started_ride":"1",
"bus_id":"59b8f920e6f7b87b855393ca",
"route_id":"59b1333c36a6c342e132f5d5",
"start_location":"",
"stop_location":""
}
elementCheck(objarray,function(list){
console.log("list");
)
...
Mapping a function on the values of a map in Clojure
...ion that promises it's going to work.
– Jouni K. Seppänen
Mar 29 '11 at 10:40
1
@Jason Yeah, the...
Generating random whole numbers in JavaScript in a specific range?
...
I realize this is about 2½ years later, but with the input 1 and 6 your function returns values 1,2,3,4 and 5, but never a 6, as it would if it was "inclusive".
– some
Feb 2 '12 at 22:45
...
MySQL Workbench Dark Theme
... Gaston MartinezGaston Martinez
93711 gold badge66 silver badges33 bronze badges
6
...
What is self-documenting code and can it replace well documented code? [closed]
...is being done:
/* compute displacement with Newton's equation x = vₒt + ½at² */
const float gravitationalForce = 9.81;
float timeInSeconds = 5;
float displacement = (1 / 2) * gravitationalForce * (timeInSeconds ^ 2);
And the final version of code as documentation with zero comments needed:
f...