大约有 48,000 项符合查询结果（耗时：0.0592秒） [XML]
Recommended way to get hostname in Java
Which of the following is the best and most portable way to get the hostname of the current computer in Java?
11 Answers
...
What's in an Eclipse .classpath/.project file?
...pse itself.
The .project file is maintained by the core Eclipse platform, and its goal is to describe the project from a generic, plugin-independent Eclipse view. What's the project's name? what other projects in the workspace does it refer to? What are the builders that are used in order to build ...
Accessing last x characters of a string in Bash
...of string:
${string: -3}
or
${string:(-3)}
(mind the space between : and -3 in the first form).
Please refer to the Shell Parameter Expansion in the reference manual:
${parameter:offset}
${parameter:offset:length}
Expands to up to length characters of parameter starting at the character
spe...
Any reason to prefer getClass() over instanceof when generating .equals()?
I'm using Eclipse to generate .equals() and .hashCode() , and there is an option labeled "Use 'instanceof' to compare types". The default is for this option to be unchecked and use .getClass() to compare types. Is there any reason I should prefer .getClass() over instanceof ?
...
How to set auto increment primary key in PostgreSQL?
I have a table in PostgreSQL with 22 columns, and I want to add an auto increment primary key.
7 Answers
...
What's a good rate limiting algorithm?
...hon. I am trying to implement a rate-limiting queue for a Python IRC bot, and it partially works, but if someone triggers less messages than the limit (e.g., rate limit is 5 messages per 8 seconds, and the person triggers only 4), and the next trigger is over the 8 seconds (e.g., 16 seconds later),...
Configure Flask dev server to be visible across the network
... To set to a specific ip app.run(host="192.168.1.7",port=5010) handy if your pc has a few ip's
– lxx
Jan 2 '15 at 3:29
2
...
Difference between “on-heap” and “off-heap”
Ehcache talks about on-heap and off-heap memory. What is the difference? What JVM args are used to configure them?
6 Answ...
PostgreSQL: How to make “case-insensitive” query
... answered Aug 10 '11 at 2:47
ChanduChandu
72.1k1616 gold badges118118 silver badges122122 bronze badges
...
Mockito : how to verify method was called on an object created within a method?
...ass just for unit testing. This is really a conversation about clean code and the SRP. Or.. is it the responsibility of method foo() in class Foo to construct a Bar object. If the answer is yes, then it's an implementation detail and you shouldn't worry about testing the interaction specifically ...