大约有 47,000 项符合查询结果（耗时：0.0472秒） [XML]
Purge Kafka Topic
...
Temporarily update the retention time on the topic to one second:
kafka-topics.sh --zookeeper <zkhost>:2181 --alter --topic <topic name> --config retention.ms=1000
And in newer Kafka releases, you can also do it with kafka-configs --entity-type topics
kafka-confi...
Eclipse does not highlight matching variables
...
Make sure that you don't have the 'Text as higlighted' option checked for one of them.
This should fix it.
share
|
improve this answer
|
follow
|
...
How do you represent a JSON array of strings?
...
Hint: although javascript accepts single quotes ', JSON only takes double ones ".
[ will start an array:
[value, value]
Hint: spaces among elements are always ignored by any JSON parser.
And value is an object, array, string, number, bool or null:
So yeah, ["a", "b"] is a perfectly valid JSON...
Convert PHP closing tag into comment
One of the lines in my script contains a PHP closing tag inside a string. Under normal operation this does not cause a problem, but I need to comment out the line.
...
Check if a string is a date value
...ited Jan 12 '16 at 23:55
Marco Bonelli
41.5k1616 gold badges8585 silver badges9999 bronze badges
answered Sep 16 '11 at 13:25
...
Linux - Replacing spaces in the file names
...s should do it:
for file in *; do mv "$file" `echo $file | tr ' ' '_'` ; done
share
|
improve this answer
|
follow
|
...
how to get the one entry from hashmap without iterating
Is there a elegant way of obtaining only one Entry<K,V> from HashMap, without iterating, if key is not known.
14 An...
Split List into Sublists with LINQ
...fore enumerating any more of the original list.
– Colonel Panic
Jul 11 '12 at 14:20
9
Take the ex...
How can I recover a removed file in Mercurial (if at all)?
...
from eclipse this can be done by right clicking the file Select Team-->Revert
– Emil
Oct 10 '13 at 6:43
...
Why can't strings be mutable in Java and .NET?
...sier to
design, implement, and use than mutable classes. They are less prone
to error and are more secure.
[...]
"Immutable objects are simple. An immutable object can be in
exactly one state, the state in which it was created. If you make sure
that all constructors establish class...