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How to implement a queue with three stacks?
...a.edu/webs/people/okasaki/jfp95.ps and it seems that he actually uses only 2 stacks for the O(1) version that has lazy evaluation. The problem is that it's really based on lazy evaluation. The question is if it can be translated to a 3-stack algorithm without lazy evaluation.
UPDATE: Another relate...
How do I 'git diff' on a certain directory?
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Provide a path (myfolder in this case) and just run:
git diff myfolder/
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How do I convert from int to Long in Java?
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What does immutable mean?
...t that str references.
If the string was mutable, does that
mean the 2nd alert() would return oo
as well?
Technically, no, because the substring method returns a new string. Making an object mutable, wouldn't change the method. Making it mutable means that technically, you could make it ...
Declaring variables inside loops, good practice or bad practice?
... Here, retainValue is still valid; tmpValue no longer */
}
For question #2:
The variable is allocated once, when the function is called. In fact, from an allocation perspective, it is (nearly) the same as declaring the variable at the beginning of the function. The only difference is the scope: th...
Specifying column name in a “references” migration
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edited Dec 4 '12 at 1:35
Tom Harrison
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pass **kwargs argument to another function with **kwargs
...3 arguments: filename, mode and a dictionary (kwargs). But Python expects: 2 formal arguments plus keyword arguments.
By prefixing the dictionary by '**' you unpack the dictionary kwargs to keywords arguments.
A dictionary (type dict) is a single variable containing key-value pairs.
"Keyword argu...
How to run test methods in specific order in JUnit4?
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I think it's quite important feature for JUnit, if author of JUnit doesn't want the order f...
How to parse the AndroidManifest.xml file inside an .apk package
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Use android-apktool
There is an application that reads apk files and decodes XMLs to nearly original form.
Usage:
apktool d Gmail.ap...
How to get current language code with Swift?
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