大约有 44,100 项符合查询结果（耗时：0.0559秒） [XML]
Uninstall all installed gems, in OSX?
...
Rubygems >= 2.1.0
gem uninstall -aIx
a removes all versions
I ignores dependencies
x includes executables
Rubgems < 2.1.0
for i in `gem list --no-versions`; do gem uninstall -aIx $i; done
...
How to redirect and append both stdout and stderr to a file with Bash?
...
2052
cmd >>file.txt 2>&1
Bash executes the redirects from left to right as follows:...
How to install mongoDB on windows?
...ng to test out mongoDB and see if it is anything for me. I downloaded the 32bit windows version, but have no idea on how to continue from now on.
...
Add comma to numbers every three digits
...
12 Answers
12
Active
...
When to use ' (or quote) in Lisp?
...uments passed to it are evaluated. This means you can write this:
(* (+ a 2)
3)
Which in turn evaluates (+ a 2), by evaluating a and 2. The value of the symbol a is looked up in the current variable binding set, and then replaced. Say a is currently bound to the value 3:
(let ((a 3))
(* (+...
Reordering arrays
...
224
The syntax of Array.splice is:
yourArray.splice(index, howmany, element1, /*.....,*/ elementX...
How to calculate a Mod b in Casio fx-991ES calculator
...
Now do your calculation (in comp mode), like 50 / 3 and you will see 16 2/3, thus, mod is 2. Or try 54 / 7 which is 7 5/7 (mod is 5).
If you don't see any fraction then the mod is 0 like 50 / 5 = 10 (mod is 0).
The remainder fraction is shown in reduced form, so 60 / 8 will result in 7 1/2. Rema...
Return first N key:value pairs from dict
...
|
edited Aug 21 '19 at 12:43
ofir_aghai
1,89811 gold badge2727 silver badges3030 bronze badges
...
Bash set +x without it being printed
...o find a solution that doesn't use a subshell:
set -x
command
{ set +x; } 2>/dev/null
share
|
improve this answer
|
follow
|
...