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Difference in Months between two dates in JavaScript
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The definition of "the number of months in the difference" is subject to a lot of interpretation. :-)
You can get the year, month, and day of month from a JavaScript date object. Depending on what information you're looking for, you can use those to figure out how many months are be...
What is the purpose of Serialization in Java?
I have read quite a number of articles on Serialization and how it is so nice and great but none of the arguments were convincing enough. I am wondering if someone can really tell me what is it that we can really achieve by serializing a class?
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C char array initialization
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This is not how you initialize an array, but for:
The first declaration:
char buf[10] = "";
is equivalent to
char buf[10] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
The second declaration:
char buf[10] = " ";
is equivalent to
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How to make node.js require absolute? (instead of relative)
...rom the main js file, so it works pretty well as long as your main js file is at the root of your project... and that's something I appreciate.
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Finding duplicates in O(n) time and O(1) space
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This is what I came up with, which doesn't require the additional sign bit:
for i := 0 to n - 1
while A[A[i]] != A[i]
swap(A[i], A[A[i]])
end while
end for
for i := 0 to n - 1
if A[i] != i then
p...
How to calculate the angle between a line and the horizontal axis?
...o determine how to calculate the angle between a line and the horizontal axis?
9 Answers
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Spring Boot not serving static content
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Not to raise the dead after more than a year, but all the previous answers miss some crucial points:
@EnableWebMvc on your class will disable org.springframework.boot.autoconfigure.web.WebMvcAutoConfiguration. That's fine if you wan...
Hashing a file in Python
...ant python to read to the EOF so I can get an appropriate hash, whether it is sha1 or md5. Please help. Here is what I have so far:
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Android: upgrading DB version and adding new table
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1. About onCreate() and onUpgrade()
onCreate(..) is called whenever the app is freshly installed. onUpgrade is called whenever the app is upgraded and launched and the database version is not the same.
2. Incrementing the db version
You need a constructor like:
MyOpen...
What's the right OAuth 2.0 flow for a mobile app
...ant flow does not support refresh tokens, which means once an access token is granted for an specific period of time, the user must grant permissions to the app again once the token expires or it is revoked.
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