大约有 41,300 项符合查询结果（耗时：0.0892秒） [XML]
Maven build failed: “Unable to locate the Javac Compiler in: jre or jdk issue”
...
32 Answers
32
Active
...
if/else in a list comprehension
...ernary operator ?: that exists in other languages. For example:
value = 123
print(value, 'is', 'even' if value % 2 == 0 else 'odd')
share
|
improve this answer
|
follow
...
Deleting queues in RabbitMQ
...
|
edited Apr 30 at 8:23
Adeel Ansari
37.4k1212 gold badges8787 silver badges127127 bronze badges
...
How to convert string to boolean php
...
366
Strings always evaluate to boolean true unless they have a value that's considered "empty" by ...
How can I check for “undefined” in JavaScript? [duplicate]
...
reformed
3,69499 gold badges5050 silver badges7373 bronze badges
answered Aug 2 '10 at 17:58
AnuragAnurag
...
What are some (concrete) use-cases for metaclasses?
...
Ali Afshar
37.4k1212 gold badges8686 silver badges106106 bronze badges
answered Dec 26 '08 at 1:35
MattMatt
...
How do I use the ternary operator ( ? : ) in PHP as a shorthand for “if / else”?
...
238
The
(condition) ? /* value to return if condition is true */
: /* value to return...
Fastest way to duplicate an array in JavaScript - slice vs. 'for' loop
... |
edited Jul 12 at 2:35
heretoinfinity
88922 gold badges77 silver badges2121 bronze badges
answered...
Android emulator doesn't take keyboard input - SDK tools rev 20
...
Gili
72.2k7575 gold badges325325 silver badges598598 bronze badges
answered Jun 28 '12 at 20:36
James WaldJames Wald
...
How can I put strings in an array, split by new line?
...
300
You can use the explode function, using "\n" as separator:
$your_array = explode("\n", $your_...