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Adding 'serial' to existing column in Postgres
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edited Dec 11 '18 at 11:51
Mark Amery
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Find XOR of all numbers in a given range
... 4-bit numbers:
0000 <- 0 [a]
0001 <- 1 [1]
0010 <- 3 [a+1]
0011 <- 0 [0]
0100 <- 4 [a]
0101 <- 1 [1]
0110 <- 7 [a+1]
0111 <- 0 [0]
1000 <- 8 [a]
1001 <- 1 [1]
1010 <- 11 [a+1]
1011 <- 0 [0]
1100 <- 12 [a]
1101 <- 1 [1]
1110 <- 15 [a+1]
1111 ...
How do you pass arguments to define_method?
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edited Aug 24 '18 at 11:31
answered Jun 19 '12 at 9:48
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Increment a database field by 1
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Community♦
111 silver badge
answered May 4 '10 at 4:41
SampsonSampson
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How to limit depth for recursive file list?
...rto Zaccagni
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2
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How to securely save username/password (local)?
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edited May 23 '17 at 11:54
Community♦
111 silver badge
answered Sep 30 '12 at 1:38
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Webrick as production server vs. Thin or Unicorn?
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Jim DevilleJim Deville
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Vim: How to insert in visual block mode?
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Community♦
111 silver badge
answered Sep 13 '12 at 4:49
ovatsug25ovatsug25
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What is a StoryBoard ID and how can i use this?
...93C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 45.2525 4.66231 44.6595 4.66231C43.6264 4.66231 43.1481 5.28821 43.1481 6.59048V11.9512C43.1481 13.2535 43.6264 13.8962 44.6595 13.8962C45.69...
Django Cookies, how can I set them?
...f/request-response/…
– fetzig
Jan 11 '12 at 13:49
2
@klemens : yes and i finally call the djang...