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Is there a printf converter to print in binary format?
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Generate array of all letters and digits
... Benchmarking under Ruby 2.1 [*('a'..'z'),*('0'..'9')] is a little more than twice as fast as (0...36).map{|i|i.to_s 36} (1.450000s versus 2.26000s where n = 100,000). If inclusion of upcase is desired, use the following: [*('a'..'z'),*('A'..'Z'),*('0'..'9')]
– Viet
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Database Structure for Tree Data Structure
...ach discussed in the article is the nested set model. This approach is far more efficient and flexible. Refer to the article for detailed explanation and example queries.
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Capture keyboardinterrupt in Python without try-except
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36
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How to change node.js's console font color?
...resets the terminal color so it doesn't continue to be the chosen color anymore after this point.
Colors reference
Reset = "\x1b[0m"
Bright = "\x1b[1m"
Dim = "\x1b[2m"
Underscore = "\x1b[4m"
Blink = "\x1b[5m"
Reverse = "\x1b[7m"
Hidden = "\x1b[8m"
FgBlack = "\x1b[30m"
FgRed = "\x1b[31m"
FgGreen =...
How to amend a commit without changing commit message (reusing the previous one)?
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What is dynamic programming? [closed]
... results for n=1,000,000 and n=1,000,001? Suddenly the problem just became more manageable.
Dynamic programming is used a lot in string problems, such as the string edit problem. You solve a subset(s) of the problem and then use that information to solve the more difficult original problem.
With d...
Checkout another branch when there are uncommitted changes on the current branch
...ranches
$ git show branch2:inboth
this file is in both branches
but it has more stuff in branch2 now
$ git checkout branch1
Switched to branch 'branch1'
$ echo 'but it has more stuff in branch2 now' >> inboth
At this point, the working tree file inboth matches the one in branch2, even though...