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Get query from java.sql.PreparedStatement [duplicate]
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To my experience, the ones which do so are at least the PostgreSQL 8.x and MySQL 5.x JDBC drivers. For the case your JDBC driver doesn't support it, your best bet is using a statement wrapper which logs all setXxx() methods and finally populates a SQL string on toString() based on the logged inf...
How to create an array of 20 random bytes?
How can I create an array of 20 random bytes in Java?
6 Answers
6
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Creating a custom JButton in Java
Is there a way to create a JButton with your own button graphic and not just with an image inside the button?
5 Answers
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Moving decimal places over in a double
...Decimal.
The problem you have is that 0.1 is not an exact representation, and by performing the calculation twice, you are compounding that error.
However, 100 can be represented accurately, so try:
double x = 1234;
x /= 100;
System.out.println(x);
which prints:
12.34
This works because Doub...
Has anyone actually implemented a Fibonacci-Heap efficiently?
...g/fibonacci_heap.hpp. This file has apparently been in pending/ for years and by my projections will never be accepted. Also, there have been bugs in that implementation, which were fixed by my acquaintance and all-around cool guy Aaron Windsor. Unfortunately, most of the versions of that file th...
CSS hexadecimal RGBA?
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The CSS Color Module Level 4 will probably support 4 and 8-digit hexadecimal RGBA notation!
Three weeks ago (18th of December 2014) the CSS Color Module Level 4 editor's draft was submitted to the CSS W3C Working Group. Though in a state which is heavily susceptible to change...
ssh remote host identification has changed
I've reinstalled my server and I am getting these messages:
28 Answers
28
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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/...
...权限角色------------------------------>
select * from dba_role_privs; 授予用户和其他角色的角色
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 u...
SVN encrypted password store
I installed SVN on a Ubuntu machine and I can't get my head around something.
3 Answers
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Can a CSS class inherit one or more other classes?
I feel dumb for having been a web programmer for so long and not knowing the answer to this question, I actually hope it's possible and I just didn't know about rather than what I think is the answer (which is that it's not possible).
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