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How to count the frequency of the elements in an unordered list?
.... collections.Counter() is much more efficient because it counts in linear time (O(N)). In numbers, that means this approach will execute 1 million steps for a list of length 1000, vs. just 1000 steps with Counter(), 10^12 steps where only 10^6 are needed by Counter for a million items in a list, et...
Cannot ignore .idea/workspace.xml - keeps popping up
...ng PHPStorm, I am trying to ignore the workspace.xml which pops up every-time I try to make a git commit.
11 Answers
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Turn Pandas Multi-Index into column
I have a dataframe with 2 index levels:
3 Answers
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Simulator or Emulator? What is the difference?
...ad to emulation. In particular, a simulation may run far slower than real time. SPICE, for example, cannot substitue for an actual electronics circuit (even if assuming there was some kind of magical device that perfectly interfaces electrical circuits to a SPICE simulation.)
A simulation
Simulat...
Comparing strings by their alphabetical order
I want to compare the two above string by their alphabetic order (which in this case "Project" then "Sunject" as "P" comes before "S").
Does anyone know how to do that in Java?
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What is std::move(), and when should it be used?
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For a long time I've heard of these move semantics, I never looked into them. From this description you've given it just seems like it's a shallow copy instead of a deep copy.
– Zebrafish
Dec 30 '1...
finding and replacing elements in a list
I have to search through a list and replace all occurrences of one element with another. So far my attempts in code are getting me nowhere, what is the best way to do this?
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Regex: Remove lines containing “help”, etc
...ng there's no backup). [Don't get me wrong, I use console commands all the time for other things, but for something like this, it's just an overkill.]
– ADTC
Jun 11 '13 at 12:59
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How do you turn off auto-capitalisation in HTML form fields in iOS?
By default, iOS’s keyboard sets the first letter in text form fields (including type=email ) to uppercase. (At least prior to iOS 5.)
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git: How to ignore all present untracked files?
Is there a handy way to ignore all untracked files and folders in a git repository?
(I know about the .gitignore .)
8 An...