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Is a Java hashmap search really O(1)?
...f the hashing algorithms I was bought up on, there must always exist a dataset that contains collisions.
15 Answers
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How can I remove the first line of a text file using bash/sed script?
...s to 32k when using BSD 'tail' with the -r option. Maybe there's a buffer setting somewhere in the system? Or -n is a 32-bit signed number?
– Yzmir Ramirez
Nov 10 '11 at 0:49
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Mythical man month 10 lines per developer day - how close on large projects? [closed]
...rybody always says that they can beat the "10 lines per developer per day" from the "Mythical Man Month", and starting a project, I can usually get a couple hundred lines in in a day.
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How do I convert uint to int in C#?
...@Luke - No, not necessarily. When casting it depends on your project build settings as to whether checked or unchecked arithmentic is the default. In addition, you can modify this on a local basis using the checked and unchecked keywords.
– Greg Beech
Jul 15 '0...
extract part of a string using bash/cut/split
... editor after snippets, if snippets enabled
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Easily measure elapsed time
I am trying to use time() to measure various points of my program.
26 Answers
26
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Python argparse mutual exclusive group
... -a: ...
command 2
-b: ...
-c: ...
To invoke with the first set of arguments:
prog command_1 -a xxxx
To invoke with the second set of arguments:
prog command_2 -b yyyy -c zzzz
You can also set the sub command arguments as positional.
prog command_1 xxxx
Kind of like git or sv...
Programmatically access currency exchange rates [closed]
I'm setting up an online ordering system but I'm in Australia and for international customers I'd like to show prices in US dollars or Euros so they don't have to make the mental effort to convert from Australian dollars.
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iOS 7 TextKit - How to insert images inline with text?
... How do i resize the NSTextAttachment?
– jsetting32
Dec 18 '14 at 9:52
2
@bilobatum, I...
How do I replace text in a selection?
I've just started using Sublime Text 2, coming from emacs.
11 Answers
11
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