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How can I remove a specific item from an array?
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Android requires compiler compliance level 5.0 or 6.0. Found '1.7' instead. Please use Android Tools
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12 Answers
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R: += (plus equals) and ++ (plus plus) equivalent from c++/c#/java, etc.?
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110
No, it doesn't, see: R Language Definition: Operators
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Deleting array elements in JavaScript - delete vs splice
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delete will delete the object property, but will not reindex the array or update its length. ...
Approximate cost to access various caches and main memory?
Can anyone give me the approximate time (in nanoseconds) to access L1, L2 and L3 caches, as well as main memory on Intel i7 processors?
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Specify JDK for Maven to use
I am trying to build a Hudson plugin I've modified and it requires jdk1.6. This is fine, but I don't see how I can tell maven where the different jdk is. I've found few mentions on the internet but they don't seem to apply to me. Some suggest adding some config to .m2/settings.xml but I don't have...
App Inventor 2开发计步器与定位器 - App Inventor 2 中文网 - 清泛IT论坛,有思想、有深度
来源:http://www.zsqz.com/chuangke/10r.htm
【学习目标】
1.掌握App Inventor中对调用手机计步器、位置传感器等硬件传感器的应用;
2.了解数据持久化,掌握数据存储等功能的实现;
3.通过编程实践,感受和体验利用手机...
Catching error codes in a shell pipe
...e simple version of that is:
tmp=${TMPDIR:-/tmp}/mine.$$
if ./a > $tmp.1
then
if ./b <$tmp.1 >$tmp.2
then
if ./c <$tmp.2
then : OK
else echo "./c failed" 1>&2
fi
else echo "./b failed" 1>&2
fi
else echo "./a failed" 1>&...
Define a lambda expression that raises an Exception
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170
There is more than one way to skin a Python:
y = lambda: (_ for _ in ()).throw(Exception('foo...