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What is the difference between origin and upstream on GitHub?
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837
This should be understood in the context of GitHub forks (where you fork a GitHub repo on GitH...
How can I see the current value of my $PATH variable on OS X?
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HeatfanJohnHeatfanJohn
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How to get the last element of a slice?
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edited Jan 1 '18 at 6:14
Benjamin W.
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Most efficient way to store thousand telephone numbers
...tal of 17 + (2^(17 - k) - 1) * 10 + 1000 * k, which attains its minimum 11287 for k = 10. So we can store all phone numbers in ceil(11287/8)=1411 bytes.
Additional space can be saved by observing that none of our numbers can start with e.g. 1111111(binary), because the lowest number that starts wit...
MySQL IF NOT NULL, then display 1, else display 0
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Eugen RieckEugen Rieck
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How to validate IP address in Python? [duplicate]
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181
Don't parse it. Just ask.
import socket
try:
socket.inet_aton(addr)
# legal
except s...
Class method decorator with self arguments?
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answered Jul 30 '12 at 23:38
li.davidmli.davidm
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What exactly does the “u” do? “git push -u origin master” vs “git push origin master”
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answered Apr 18 '11 at 2:02
dahlbykdahlbyk
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Convert from ASCII string encoded in Hex to plain ASCII?
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PostgreSQL: insert from another table
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mu is too shortmu is too short
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