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Sorting arraylist in alphabetical order (case insensitive)
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@seethalakshmi that's the strings from your list. Please take a look at the sources of Collections.sort method if you want to get more details on that
– denis.solonenko
Apr 28 '11 at 8:02
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How to test that no exception is thrown?
...sts will all turn up green.
I have noticed this question garners interest from time to time so I'll expand a little.
Background to unit testing
When you're unit testing it's important to define to yourself what you consider a unit of work. Basically: an extraction of your codebase that may or may...
Razor view engine, how to enter preprocessor(#if debug)
...sing this, probably because in Release mode the debug attribute is removed from web.config entirely.
– Alex Angas
Feb 27 '14 at 3:55
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Hidden features of Ruby
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From Ruby 1.9 Proc#=== is an alias to Proc#call, which means Proc objects can be used in case statements like so:
def multiple_of(factor)
Proc.new{|product| product.modulo(factor).zero?}
end
case number
when multiple_of...
Mysql ibdata 丢失或损坏如何通过frm&ibd 恢复数据 - 爬虫/数据库 - 清...
...开始执行 import tablespace，报错 ERROR 1030 (HY000): Got error -1 from storage engine。找到mysql的错误日志，InnoDB: Error: tablespace id in file ‘.\test\weibo_qq0.ibd’ is 112, but in the InnoDB InnoDB: data dictionary it is 1. 因为 weibo_qq0 之前的记录点在112，当前的...
namespaces for enum types - best practices
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Original C++03 answer:
The benefit from a namespace (over a class) is that you can use using declarations when you want.
The problem with using a namespace is that namespaces can be expanded elsewhere in the code. In a large project, you would not be guarant...
Windows batch: echo without new line
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@user246694 < nul is a redirection from the NUL device. It contains nothing, but that is enough for set /p to stop waiting for user input
– jeb
Jul 17 '14 at 5:53
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Hash Map in Python
...user for an input. depending on his input I am retrieving some information from the HashMap. If the user enters a key of the HashMap, I would like to retrieve the corresponding value.
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Strange, unexpected behavior (disappearing/changing values) when using Hash default value, e.g. Hash
... in the hash if required.
So we must store the default value in the hash from within the block if we wish to use << instead of <<=:
h = Hash.new { |h, k| h[k] = [] }
h[0] << 'a' #=> ["a"]
h[1] << 'b' #=> ["b"]
h #=> {0=>["a"], 1=>["b"]}
This e...
overlay two images in android to set an imageview
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First, the canvas is drawn and the images are drawn on top of each other from point (0,0)
On button click
public void buttonMerge(View view) {
Bitmap bigImage = BitmapFactory.decodeResource(getResources(), R.drawable.img1);
Bitmap smallImage = BitmapFactory.decodeResource(getRes...