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How to convert java.sql.timestamp to LocalDate (java8) java.time?
In Java 8, how can I convert a Timestamp (in java.sql ) to a LocalDate (in java.time )?
3 Answers
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How to make Java honor the DNS Caching Timeout?
...n when cache times out. However, I couldn't figure out a way to do this in Java.
6 Answers
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What is the difference between JavaConverters and JavaConversions in Scala?
In scala.collection , there are two very similar objects JavaConversions and JavaConverters .
4 Answers
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How can I determine if a date is between two dates in Java? [duplicate]
... dates, in the case where all three dates are represented by instances of java.util.Date ?
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Does Java have a using statement?
Does Java have a using statement that can be used when opening a session in hibernate?
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如何查看Oracle用户的SQL执行历史记录？ - 数据库(内核) - 清泛网 - 专注C/...
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select * from dba_sys_privs; 授予用户和其他角色的系统权限
select * from dba_tab_privs; 数据库中对象的所有授权
select * from user_role_privs; 查看当前用户的角色
清泛网注：以下内容更详细深入，来源：http:/...
Why does Math.round(0.49999999999999994) return 1?
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Summary
In Java 6 (and presumably earlier), round(x) is implemented as floor(x+0.5).1 This is a specification bug, for precisely this one pathological case.2 Java 7 no longer mandates this broken implementation.3
The problem
0.5+0....
eclipse 工程多版本共存的编译技巧 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...本的so文件真正的lib名称是一致的：
如果在ld.so.conf系统目录中，使用ldconfig命令会自动生成so原始文件（规则在elf头部，使用 readelf -d 查看）；用户目录下则需要自行 ln -s 创建链接。
如：libBase.so.dev libBase.so.1.6 它们实际...
How do I check if the Java JDK is installed on Mac?
How do you check if Java SDK is installed on a Mac?
8 Answers
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What are Runtime.getRuntime().totalMemory() and freeMemory()?
...ding to the API
totalMemory()
Returns the total amount of memory in the Java virtual machine. The value returned by this method may vary over time, depending on the host environment.
Note that the amount of memory required to hold an object of any given type may be implementation-dependent.
maxM...