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Rounding a double to turn it into an int (java)
... // see the Javadoc about why we use a String in the constructor
// http://java.sun.com/j2se/1.5.0/docs/api/java/math/BigDecimal.html#BigDecimal(double)
BigDecimal bd = new BigDecimal(Double.toString(d));
bd = bd.setScale(decimalPlace,BigDecimal.ROUND_HALF_UP);
return bd.doubleVal...
Coarse-grained vs fine-grained
...
In the context of services:
http://en.wikipedia.org/wiki/Service_Granularity_Principle
By definition a coarse-grained service operation has broader scope
than a fine-grained service, although the terms are relative. The
former typically requires...
Where to get “UTF-8” string literal in Java?
...ain these constants though. One of these is Guava (Google core libraries): http://guava-libraries.googlecode.com/svn/trunk/javadoc/com/google/common/base/Charsets.html
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程序员之网络安全系列（三）：数据加密之对称加密算法 - 更多技术 - 清泛网...
...rypted);
return result;
}
}
}
作者: 王德水
出处：http://deshui.wang
程序员 对称加密算法 网络安全
ImportError: No module named MySQLdb
...rring the following tutorial to make a login page for my web application.
http://code.tutsplus.com/tutorials/intro-to-flask-signing-in-and-out--net-29982
...
How to select between brackets (or quotes or …) in Vim?
... "if", while other
if/endif pairs in between are ignored.
[...]
(http://vimdoc.sourceforge.net/htmldoc/eval.html)
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Why doesn't logcat show anything in my Android?
...
Maybe you have Mylyn installed?
http://code.google.com/p/android/issues/detail?id=1808
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On EC2: sudo node command not found, but node without sudo is ok
...ere's an approach that doesn't use symlinks, or require root:
$ git clone https://github.com/joyent/node.git
$ cd node
$ mkdir ~/opt
$ export PREFIX=~/opt; ./configure
$ make
$ make install
$ echo 'export PATH=~/opt/bin:${PATH}' >> ~/.bashrc
Then I did:
$ git clone https://github.com/isaac...
How do you copy and paste into Git Bash
...ou have to enable Properties -> Option tab -> Quick Edit Mode)
Ref: http://blogs.windows.com/buildingapps/2014/10/07/console-improvements-in-the-windows-10-technical-preview/
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Determine whether JSON is a JSONObject or JSONArray
...JSONArray)
//you have an array
tokenizer is able to return more types: http://developer.android.com/reference/org/json/JSONTokener.html#nextValue()
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