大约有 47,000 项符合查询结果（耗时：0.0543秒） [XML]
AppSettings get value from .config file
...
|
edited Mar 20 '15 at 13:23
answered Mar 20 '15 at 13:15
...
How to map and remove nil values in Ruby
... 2, 5, 8, 10, 13]
enum.filter_map { |i| i * 2 if i.even? }
# => [4, 16, 20]
In your case, as the block evaluates to falsey, simply:
items.filter_map { |x| process_x url }
"Ruby 2.7 adds Enumerable#filter_map" is a good read on the subject, with some performance benchmarks against some of the...
How to check if a number is between two values?
...
answered Sep 18 '13 at 20:31
David says reinstate MonicaDavid says reinstate Monica
223k4545 gold badges333333 silver badges375375 bronze badges
...
Is file append atomic in UNIX?
...
answered Jul 20 '09 at 16:39
freiheitfreiheit
4,7583333 silver badges3535 bronze badges
...
What does the -ObjC linker flag do?
...
answered Jul 8 '11 at 20:18
sergiosergio
67.7k1010 gold badges9797 silver badges119119 bronze badges
...
Find nearest latitude/longitude with an SQL query
...es, right?)
– httpete
Nov 28 '12 at 20:42
8
What measurement is that 25?
– ...
Check whether a string is not null and not empty
... |
edited Oct 6 '18 at 20:16
Pshemo
109k1818 gold badges159159 silver badges232232 bronze badges
answ...
Remove all child elements of a DOM node in JavaScript
...
answered Oct 17 '10 at 20:52
Gabriel McAdamsGabriel McAdams
49.3k1010 gold badges5656 silver badges7676 bronze badges
...
CSS background image alt attribute
...
|
edited Jun 20 at 9:12
Community♦
111 silver badge
answered Jun 15 '13 at 18:13
...
SSL_connect returned=1 errno=0 state=SSLv3 read server certificate B: certificate verify failed
...anks.
– Jignesh Gohel
Mar 26 '12 at 20:01
4
Yes, this works fine on ruby-1.9.3. I added it to my ...