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count the frequency that a value occurs in a dataframe column
...n a df
[my_series[c].value_counts() for c in list(my_series.select_dtypes(include=['O']).columns)]
https://stackoverflow.com/a/28192263/786326
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Javascript / Chrome - How to copy an object from the webkit inspector as code
...c javascript object so that a file can run locally, without a server. I've included a screenshot of the object in the chrome inspector window so you can see what I'm trying to do.
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compareTo() vs. equals()
... when we override equals because if the class uses hash-based collections, including HashMap, HashSet, and Hashtable the class wont function properly
– varunthacker
Jul 6 '12 at 15:29
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How to delete a character from a string using Python
...mmer. In Python, strings are stored with their length, so any byte value, including \0, can appear in a string.
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Ruby 'require' error: cannot load such file
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Another nice little method is to include the current directory in your load path with
$:.unshift('.')
You could push it onto the $: ($LOAD_PATH) array but unshift will force it to load your current working directory before the rest of the load path.
Once...
Good open source django project for learning [closed]
...jangopackages.com, which lists a lot of the notable Django apps out there, including links to their respective repos, popularity ratings, etc..
Another way to find popular projects is directly on GitHub: https://github.com/search?q=django
Finally:
Awesome Django @ https://github.com/wsvincent/aw...
Where can I find the “clamp” function in .NET?
...thod corresponds to a total order where NaN is less than all other values, including NegativeInfinity. So it is not equivalent to the < operator. If you used < with a floating-point type, you would have to consider how to treat NaN also. This is not relevant for other numeric types.
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Build a simple HTTP server in C [closed]
...ng
http://www.ibm.com/developerworks/systems/library/es-nweb/
The article includes pseudocode, explanations, and comments.
EDIT: IBM's link has died. I have saved a PDF of the webpage to Google Drive. Here is the code download:
https://drive.google.com/file/d/0B3msld7qnNOhSGZGdDJJMmY0VHM/view?usp...
Unlink of file Failed. Should I try again?
...ws specific answer, so I'm aware that it's not relevant to you... I'm just including it for the benefit of future searchers.
In my case, it was because I was running Git from a non-elevated command line. "Run as Administrator" fixed it for me.
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How to calculate time difference in java?
...s a great way to determine how far apart two Temporal values are. Temporal includes LocalDate, LocalTime and so on.
LocalTime one = LocalTime.of(5,15);
LocalTime two = LocalTime.of(6,30);
LocalDate date = LocalDate.of(2019, 1, 29);
System.out.println(ChronoUnit.HOURS.between(one, two)); //1
System...