大约有 41,000 项符合查询结果（耗时：0.0784秒） [XML]
How to declare or mark a Java method as deprecated?
I would like to make one of my methods "deprecated" = not used anymore.
6 Answers
6
...
Why is subtracting these two times (in 1927) giving a strange result?
...
It's a time zone change on December 31st in Shanghai.
See this page for details of 1927 in Shanghai. Basically at midnight at the end of 1927, the clocks went back 5 minutes and 52 seconds. So "1927-12-31 23:54:08" actually happened twice, and it looks like Java is parsing it as the later poss...
What is the difference between class and instance attributes?
...
Beyond performance considerations, there is a significant semantic difference. In the class attribute case, there is just one object referred to. In the instance-attribute-set-at-instantiation, there can be multiple objects referred t...
What Every Programmer Should Know About Memory?
...g how much of Ulrich Drepper's What Every Programmer Should Know About Memory from 2007 is still valid. Also I could not find a newer version than 1.0 or an errata.
...
Where do I use delegates? [closed]
What are some real world places that call for delegates? I'm curious what situations or patterns are present where this method is the best solution. No code required.
...
In PHP, how to detect the execution is from CLI mode or through browser ? [duplicate]
...ich are accessing through the browser. Some part of the code, I need only for non cron files. How can I detect whether the execution is from CLI or through browser (I know it can be done by passing some arguments with the cron files but I dont have access to crontab). Is there any other way ?
...
Naming convention - underscore in C++ and C# variables
...ommon to see a _var variable name in a class field. What does the underscore mean? Is there a reference for all these special naming conventions?
...
Check a collection size with JSTL
...lt;c:if test="${companies.size() > 0}">
</c:if>
This syntax works only in EL 2.2 or newer (Servlet 3.0 / JSP 2.2 or newer). If you're facing a XML parsing error because you're using JSPX or Facelets instead of JSP, then use gt instead of >.
<c:if test="${companies.size() gt 0}"&g...
How do I put my website's logo to be the icon image in browser tabs?
...and it's a small square shaped .ico file, which is the standard file type for favicons. You could use .png or .gif too, but you should follow the standard for better compatibility.
To set one for your website you should:
Make a square image of your logo (preferably 32x32 or 16x16 pixels, as far a...
Difference between DTO, VO, POJO, JavaBeans?
...ary of what JavaBeans are:
JavaBeans are reusable software components for Java that can be manipulated visually in a builder tool. Practically, they are classes written in the Java programming language conforming to a particular convention. They are used to encapsulate many objects into a single...