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What does -> mean in Python function definitions?
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421
It's a function annotation.
In more detail, Python 2.x has docstrings, which allow you to att...
How can I declare and use Boolean variables in a shell script?
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Revised Answer (Feb 12, 2014)
the_world_is_flat=true
# ...do something interesting...
if [ "$the_world_is_flat" = true ] ; then
echo 'Be careful not to fall off!'
fi
Original Answer
Caveats: https://stackoverflow.com/a/21210966/89391
the_wor...
Is there a visual profiler for Python? [closed]
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edited Sep 21 '15 at 22:47
answered Sep 24 '12 at 0:07
ji...
PHP & mySQL: Year 2038 Bug: What is it? How to solve it?
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Why does it occur and what happens when it occurs?
Times beyond 03:14:07 UTC on Tuesday, 19 January 2038 will 'wrap around' and be stored internally as a negative number, which these systems will interpret as a time in December 13, 1901 rather than in 2038. This is due to the fact that the n...
inject bean reference into a Quartz job in Spring?
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Tim Gilbert
4,95144 gold badges2929 silver badges2828 bronze badges
answered Mar 4 '13 at 21:00
jeliesjelies
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Negative list index? [duplicate]
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answered Jul 6 '12 at 18:43
ToomaiToomai
3,50611 gold badge1717 silver badges2222 bronze badges
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CentOS系统下如何挂载第2块磁盘 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...里有两个选项：
p: 主分区 linux上主分区最多能有4个
e: 扩展分区 linux上扩展分区只能有1个，扩展分区创建后不能直接使用，还要在扩展分区上创建逻辑分区。
这里选择的p。
4）选择分区个数
只...
How do I represent a hextile/hex grid in memory?
... exist at all.
– WDUK
Aug 20 at 23:54
add a comment
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libxml/tree.h no such file or directory
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214
Follow the directions here, under "Setting up your project file."
Setting up your project fi...
ArrayList initialization equivalent to array initialization [duplicate]
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354
Arrays.asList can help here:
new ArrayList<Integer>(Arrays.asList(1,2,3,5,8,13,21));
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