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How to export and import environment variables in windows?
...n different machines. I just want to export the settings from one computer and import to other ones.
7 Answers
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Fastest way to list all primes below N
...t William Hanks for primesfrom2to, primesfrom3to, rwh_primes, rwh_primes1, and rwh_primes2.
Of the plain Python methods tested, with psyco, for n=1000000,
rwh_primes1 was the fastest tested.
+---------------------+-------+
| Method | ms |
+---------------------+-------+
| rwh_prime...
How may I sort a list alphabetically using jQuery?
I'm a bit out of my depth here and I'm hoping this is actually possible.
10 Answers
10...
Where should @Service annotation be kept? Interface or Implementation?
...g Spring. I'm required to use the @Service annotation. I have ServiceI and ServiceImpl such that ServiceImpl implements ServiceI . I'm confused here as to where should I keep the @Service annotation.
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Software Design vs. Software Architecture [closed]
Could someone explain the difference between Software Design and Software Architecture?
41 Answers
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ValueError: The truth value of an array with more than one element is ambiguous. Use a.any() or a.al
...ch was causing all sorts of problems. I was inadvertently doing a bitwise AND instead of a logical AND .
6 Answers
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Why does range(start, end) not include end?
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You explain that range(x) should start with 0 and x will be the "length of the range". OK. But you didn't explain why range(x,y) should start with x and end with y-1. If the programmer wants a for-loop with i ranging from 1 to 3, he has to explicitly add 1. Is this reall...
How to convert an int to string in C?
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EDIT: As pointed out in the comment, itoa() is not a standard, so better use sprintf() approach suggested in the rivaling answer!
You can use itoa() function to convert your integer value to a string.
Here is an example:
int num = 321;
char snum[5];
// convert 123 to string...
Multiple Indexes vs Multi-Column Indexes
I've just been adding an Index to a table in SQL Server 2005 and it got me thinking. What is the difference between creating 1 index and defining multiple columns over having 1 index per column you want to index.
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Error type 3 Error: Activity class {} does not exist
I have an IntelliJ Android project, that I successfully imported to Android Studio 0.4.0. It works perfectly if I don't change anything in manifest. However, when I want to change the launcher activity and run, it fails with this error:
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