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StringUtils.isBlank() vs String.isEmpty()
I ran into some code that has the following:
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How to read data From *.CSV file using javascript?
My csv data looks like this:
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If my interface must return Task what is the best way to have a no-operation implementation?
In the code below, due to the interface, the class LazyBar must return a task from its method (and for argument's sake can't be changed). If LazyBar s implementation is unusual in that it happens to run quickly and synchronously - what is the best way to return a No-Operation task from the method...
Get key by value in dictionary
I made a function which will look up ages in a Dictionary and show the matching name:
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Is it possible to write data to file using only JavaScript?
I want to Write Data to existing file using JavaScript.
I don't want to print it on console.
I want to Actually Write data to abc.txt .
I read many answered question but every where they are printing on console.
at some place they have given code but its not working.
So please can any one help me H...
Select first row in each GROUP BY group?
As the title suggests, I'd like to select the first row of each set of rows grouped with a GROUP BY .
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Replacing all non-alphanumeric characters with empty strings
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find -exec with multiple commands
I am trying to use find -exec with multiple commands without any success. Does anybody know if commands such as the following are possible?
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How to append text to a text file in C++?
How to append text to a text file in C++? And create a new text file if it does not already exist and append text to it if it does exist.
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How to check a not-defined variable in JavaScript
I wanted to check whether the variable is defined or not. For example, the following throws a not-defined error
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