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Extracting just Month and Year separately from Pandas Datetime column
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If you want new columns showing year and month separately you can do this:
df['year'] = pd.DatetimeIndex(df['ArrivalDate']).year
df['month'] = pd.DatetimeIndex(df['ArrivalDate']).month
or...
df['year'] = df['ArrivalDate'].dt.year
df['month'] = df['ArrivalDat...
How do I abort/cancel TPL Tasks?
In a thread, I create some System.Threading.Task and start each task.
12 Answers
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Functional style of Java 8's Optional.ifPresent and if-not-Present?
...n Java 8, I want to do something to an Optional object if it is present, and do another thing if it is not present.
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Multiple submit buttons in an HTML form
Let's say you create a wizard in an HTML form. One button goes back, and one goes forward. Since the back button appears first in the markup when you press Enter , it will use that button to submit the form.
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Is it better to return null or empty collection?
... an empty enumerable/collection. It prevents the aforementioned nonsense, and prevents your car getting egged by co-workers and users of your classes.
When talking about properties, always set your property once and forget it
public List<Foo> Foos {public get; private set;}
public Bar() { ...
Why the switch statement cannot be applied on strings?
Compiling the following code and got the error of type illegal .
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Where can I download IntelliJ IDEA Color Schemes? [closed]
I am an Eclipse user mainly and I find I must have a dark color scheme.
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How to comment out a block of Python code in Vim
...rst column of the first line you want to comment.
Step 2: Press: Ctrl+v and select the lines you want to comment:
Step 3: Shift-I#space (Enter Insert-at-left mode, type chars to insert. The selection will disappear, but all lines within it will be modified after Step 4.)
Step 4: Esc
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How to get a cross-origin resource sharing (CORS) post request working
...has two web servers. The first is the in-built one in XBMC (on port 8080) and displays our library. The second server is a CherryPy python script (port 8081) that I am using to trigger a file conversion on demand. The file conversion is triggered by a AJAX POST request from the page served from t...
Regular Expression to match only alphabetic characters
... expression which will match a string that only has alphabetic characters, and that alone.
5 Answers
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