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How do I view an older version of an SVN file?
...n SVN file which is now missing some logic and so I need to go back about 40 revisions to the time when it had the logic I need. Other than trying to view a diff of the file in the command line ( very hard to read ), is there any way I could get a copy of that file to review so I can study it to rec...
Why is Maven downloading the maven-metadata.xml every time?
...y or always?
– Leon
Nov 22 '17 at 9:07
@Leon During mid-development cycle your project might have '-SNAPSHOT' dependen...
Node.js and CPU intensive requests
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answered Aug 21 '10 at 3:39
TimTim
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Best way of invoking getter by reflection
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edited Feb 13 '15 at 20:39
Johnny Bones
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answ...
How do I get the last character of a string?
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public static void main(String args[]) {
String string = args[0];
System.out.println("last character: " +
string.substring(string.length() - 1));
}
}
The output of java Test abcdef:
last character: f
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or (HTML5)
...draft.
– Garret Wilson
Feb 21 at 2:10
add a comment
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Regex to match a digit two or four times
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– Jeremy Moritz
Oct 15 '14 at 20:44
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How to get a property value based on the name
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answered Apr 1 '11 at 0:45
Matt GreerMatt Greer
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9个常用iptables配置实例 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...p发来的包丢弃：
BLOCK_THIS_IP="x.x.x.x"
iptables -A INPUT -i eth0 -p tcp -s "$BLOCK_THIS_IP" -j DROP
以上命令设置将由x.x.x.x ip发往eth0网口的tcp包丢弃。
4.配置服务项
利用iptables，我们可以对日常用到的服务项进行安全管理，比如设定只能...
How do you use the “WITH” clause in MySQL?
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140
MySQL prior to version 8.0 doesn't support the WITH clause (CTE in SQL Server parlance; Subquery...