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Does java have a int.tryparse that doesn't throw an exception for bad data? [duplicate]
...ch (NumberFormatException e) {
return false;
}
}
...and you can use it like this:
if (tryParseInt(input)) {
Integer.parseInt(input); // We now know that it's safe to parse
}
EDIT (Based on the comment by @Erk)
Something like follows should be better
public int try...
Combine Date and Time columns using python pandas
...etime64[ns]
Note: surprisingly (for me), this works fine with NaNs being converted to NaT, but it is worth worrying that the conversion (perhaps using the raise argument).
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Android Paint: .measureText() vs .getTextBounds()
...g Paint.getTextBounds() , since I'm interested in getting both the height and width of the text to be rendered. However, the actual text rendered is always a bit wider than the .width() of the Rect information filled by getTextBounds() .
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vs
...M". You can also open files and re-save them in UTF-8 using "Encoding > Convert to UTF-8 without BOM".
More on the Byte Order Mark (BOM) at Wikipedia.
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Realistic usage of the C99 'restrict' keyword?
I was browsing through some documentation and questions/answers and saw it mentioned. I read a brief description, stating that it would be basically a promise from the programmer that the pointer won't be used to point somewhere else.
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Access to the path is denied
...ile without set the file name.
Old Code
File.WriteAllBytes(@"E:\Folder", Convert.FromBase64String(Base64String));
Working Code
File.WriteAllBytes(@"E:\Folder\"+ fileName, Convert.FromBase64String(Base64String));
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Number of lines in a file in Java
...ly need to know the number of lines in these files, usually I open them up and read them line by line until I reach the end of the file
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Swift make method parameter mutable?
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inout keyword should be placed between parameter name and parameter type like this: func reduceToZero(x: inout Int) in current Swift 3 version.
– Agustí Sánchez
Sep 24 '16 at 8:59
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Array Length in Java
... length is a property, so it would be arr.length instead of arr.length().
And it will return 10, the declared size. The elements that you do not declare explicitely are initialized with 0.
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static function in C
...ogy to use here? Wouldn't object file be more accurate? From what I understand, a static function is hidden from the linker and the linker does not operate on translation units.
– Steven Eckhoff
Feb 13 '14 at 18:32
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