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Keep only date part when using pandas.to_datetime

...fault represents the dates with datetime64[ns] even though the dates are all daily only. I wonder whether there is an elegant/clever way to convert the dates to datetime.date or datetime64[D] so that, when I write the data to CSV, the dates are not appended with 00:00:00 . I know I can conver...
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How many spaces will Java String.trim() remove?

... All of them. Returns: A copy of this string with leading and trailing white space removed, or this string if it has no leading or trailing white space. ~ Quoted from Java 1.5.0 docs (But why didn't you ju...
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How to sort an ArrayList?

...t the runtime characteristics of reverse, but sorting descending could actually be faster then sorting ascending and then reversing. Moreover, using a List implementation that supports Comparator as constructor argument (thus keeping it invariant) would ensure the list is sorted at all times. ...
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Cmake vs make sample codes?

...tatlib.a and libmydynlib.so which are both also built from source. Additionally, prog uses the library libstuff.a in stuff/lib and its header in stuff/include. The Makefile by default builds a release target, but offers also a debug target: #Makefile CC = gcc CPP = g++ RANLIB = ar rcs RELEASE =...
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Change SQLite database mode to read-write

...e FAQ). There is a plugin to compress and encrypt the database. It doesn't allow to modify the DB. Lastly, another FAQ says: "Make sure that the directory containing the database file is also writable to the user executing the CGI script." I think this is because the engine needs to create more file...
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Count work days between two dates

... is not that advanced. --Changing current database to the Master database allows function to be shared by everyone. USE MASTER GO --If the function already exists, drop it. IF EXISTS ( SELECT * FROM dbo.SYSOBJECTS WHERE ID = OBJECT_ID(N'[dbo].[fn_WorkDays]') AND XType IN (N'FN', N'I...
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What does the property “Nonatomic” mean?

... Take a look at the Apple Docs. Basically, if you say nonatomic, and you generate the accessors using @synthesize, then if multiple threads try to change/read the property at once, badness can happen. You can get partially-written values or over-released/retaine...
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Why would anybody use C over C++? [closed]

...hoose C over C++. C doesn't seem to get nearly as much flak and if C++ has all these problems why can't you just restrict yourself to the C subset? What are your thoughts/experience? ...
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Post Build exited with code 1

... a fine solution since we can see the log for actual issue if anything actually occurs. – Naveen Kumar V Sep 2 at 15:46 add a comment  |  ...
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“Unsafe JavaScript attempt to access frame with URL…” error being continuously generated in Chrome w

... You could allow cross-domain requests during testing by running chrome with the --disable-web-security command line option. This should probably get rid of the error (and allow FB to spy on your testing ;) ...