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Keep only date part when using pandas.to_datetime
...tes 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 convert the type manually element-by-element:
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Generate JSON string from NSDictionary in iOS
... need to generate a JSON string by using dictionary . Is it possible to convert it? Can you guys please help on this?
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Enforcing the type of the indexed members of a Typescript object?
...ually confuse TypeScript and break type safety. For example, if you try to convert a { number: string } to a { string: number } by swapping keys with values, you actually end up with a { string: string } yet TypeScript doesn't throw any warnings/errors
– tep
Ma...
FFmpeg on Android
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do u know, how can i convert 3gp to audio, using JNI implementation
– Mr.G
Dec 4 '13 at 5:41
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How can I use NSError in my iPhone App?
...rname or password.";
"1004" = "Failed to parse FNID."
2) Add macros to convert integer codes to localized error messages. I've used 2 macros in my Constants+Macros.h file. I always include this file in the prefix header (MyApp-Prefix.pch) for convenience.
Constants+Macros.h
// error handling ....
Make first letter of a string upper case (with maximum performance)
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But this converts every first letter of a word to uppercase, not only the first character of a string.
– GvS
Nov 9 '10 at 15:42
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Returning IEnumerable vs. IQueryable
...n expression tree is like the reflection system but for code. The compiler converts your code into a data structure that describes what your code does in a format that's easily digestible.
Why bother with this expression tree thing? I just want Where() to filter my data.
The main reason is that bo...
SQL “between” not inclusive
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@scottb Personally, I would find it annoying to have to convert to datetimes every single time I wanted to display, export, import, or write a class with a datetime. I think SQL Server has plenty of built-in functionality to manipulate and compare datetimes for most purposes.
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Why does the is operator return false when given null?
...'t need other types of conversion here) conversion exists; (2) null can be converted to any reference type. Therefore (null is T), where T is a reference type should return true. But no, here we have that explicit exception, which is what seems confusing to me.
– Gebb
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iPhone - Get Position of UIView within entire UIWindow
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That's an easy one:
[aView convertPoint:localPosition toView:nil];
... converts a point in local coordinate space to window coordinates. You can use this method to calculate a view's origin in window space like this:
[aView.superview convertPoint:aV...