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How to read a text file reversely with iterator in C#
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136
Reading text files backwards is really tricky unless you're using a fixed-size encoding (e.g. A...
Why is printing to stdout so slow? Can it be sped up?
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edited Dec 6 '13 at 3:40
answered Oct 4 '10 at 17:17
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Python element-wise tuple operations like sum
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138
import operator
tuple(map(operator.add, a, b))
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How to make an Android Spinner with initial text “Select One”?
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36 Answers
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error MSB6006: “cmd.exe”已退出，代码为 3 - C++ UI - 清泛IT社区，为创新赋能！
...ppCommon.targets(151,5): error MSB6006: “cmd.exe”已退出，代码为 3。
1>
1>生成失败
原因：一台电脑上使用cmake编译后拷贝到另一台电脑上，但是cmake的路径与原电脑不一致从而导致以上错误。
解决方法：新电脑上重新使用cmake...
OAuth secrets in mobile apps
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38
Yes, this is an issue with the OAuth design that we are facing ourselves. We opted to proxy all...
How to split a delimited string in Ruby and convert it to an array?
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>> "1,2,3,4".split(",")
=> ["1", "2", "3", "4"]
Or for integers:
>> "1,2,3,4".split(",").map { |s| s.to_i }
=> [1, 2, 3, 4]
Or for later versions of ruby (>= 1.9 - as pointed out by Alex):
>> "1,2,3,4".spli...
Equation (expression) parser with precedence?
...ome specialized tool or domain specific language for parsing (sample code [3]), but it is in fact just a regular library in Haskell, meaning that it compiles in the same build step as the rest of your Haskell code, and you can write arbitrary Haskell code and call that within your parser, and you ca...
Best way to store JSON in an HTML attribute?
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edited Sep 16 '13 at 6:17
answered Sep 6 '11 at 15:56
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Long vs Integer, long vs int, what to use and when?
...nd Integer is the object form of int.
The long uses 64 bits. The int uses 32 bits, and so can only hold numbers up to ±2 billion (-231 to +231-1).
You should use long and int, except where you need to make use of methods inherited from Object, such as hashcode. Java.util.collections methods usual...