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When do you use varargs in Java?
...ut.println("sum is "+sum );
}
}
Output :
2
sum is 12
3
sum is 21
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Printf width specifier to maintain precision of floating-point value
...venth = 1.0/7.0;
printf("%.*e\n", Digs, OneSeventh);
// 1.428571428571428492127e-01
But let's dig deeper ...
Mathematically, the answer is "0.142857 142857 142857 ...", but we are using finite precision floating point numbers.
Let's assume IEEE 754 double-precision binary.
So the OneSeventh = ...
Multiple returns from a function
...swer.
– ToolmakerSteve
Apr 3 '19 at 21:22
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How to remove “index.php” in codeigniter's path
...obots\.txt)
– Henry
Sep 8 '13 at 18:21
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GET URL parameter in PHP
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answered May 4 '11 at 14:21
Álvaro GonzálezÁlvaro González
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Git Push error: refusing to update checked out branch
...git config receive.denyCurrentBranch=updateInstead:stackoverflow.com/a/28262104/6309
– VonC
Feb 1 '15 at 12:36
1
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psql - save results of command to a file
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answered Mar 16 '11 at 21:49
intgrintgr
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搭建高可用mongodb集群（二）—— 副本集 - 大数据 & AI - 清泛网 - 专注C/...
...Y> use test;
repset:SECONDARY> show tables;
#输出
Sun Dec 29 21:50:48.590 error: { "$err" : "not master and slaveOk=false", "code" : 13435 } at src/mongo/shell/query.js:128
#mongodb默认是从主节点读写数据的，副本节点上不允许读，需要设置副本节点可以读...
How do I enable the column selection mode in Eclipse?
...me on osx
– erikvold
Feb 2 '11 at 2:21
4
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Can't start site in IIS (use by another process)
... Manoj PurohitManoj Purohit
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